Salmon is a rich source of high-quality protein and provides plenty of "good" fats: omega-3 fatty acids. A diet rich in omega-3 fatty acids helped people feel more satisfied when they were watching their calories, per a study in Appetite. Eating salmon can be a delicious and versatile way to get your recommended two weekly servings of heart-healthy fish.

Though you may think skipping a meal such as breakfast will help you lose weight because you would be consuming fewer calories, numerous studies have actually shown that bailing on breakfast is bad for your waistline. Why, you ask? It turns out that skipping breakfast not only means you’ll likely consume more calories later in the day, but eating more calories in the later part of the day is a nightmare for metabolic circadian rhythms, which help keep your weight in check.
Tackling your weight loss problem on top of juggling your hectic work and family life can feel daunting at first pass, but it doesn’t have to be in reality. In fact, there is a way to jumpstart weight loss: there are simple dietary changes you can make to your lifestyle (by eating more of the best foods for weight loss) that will play an essential role in melting fat.
People tend to find one workout routine and stick to it but it’s important to switch things up every now and then, especially in terms of cardio. Instead of simply running or walking, try to vary your speeds as you go. Researchers at Ohio State University  found that walking at varying speeds can burn up to 20 percent more calories compared to maintaining a steady pace, so get moving!
Yes, you can eat dark chocolate to lose weight. A study among women with normal weight obesity (or “skinny fat syndrome”) who ate a Mediterranean diet that included two servings of dark chocolate per day showed a substantial reduction in waist size than when on a cocoa-free meal plan. Researchers attribute dark chocolate’s weight loss abilities to flavonoids, heart-healthy compounds in the sweet treat that the scientists at Harvard say can reduce the risk of diabetes, heart disease, and mortality. Like nuts, dark chocolate has also been found to induce satiety. When reaching for chocolate, just make sure you choose a bar with at least 70 percent cacao. Anything less contains more belly-bloating sugar and a significantly reduced flavonoid content.
Well, who doesn’t love snacking? But the problem is, we snack on stuff we are supposed to stay away from. How about healthy snacking? You can carry with you something nutritious every time you step out of your home. Fruits, granola bars, or even a packet of plain popcorn – anything similar can serve the purpose. These contain fewer calories and are far better than those high-calorie ones (17).
“I wish people knew that gluten-free foods aren’t all automatically healthy,” Torey Armul, MS, RD, CSSD, LDN, spokesperson for the Academy of Nutrition and Dietetics tells us in 22 Top Weight Loss Tips, According to Nutritionists. “People often lose weight and feel better on a gluten-free diet, but it’s usually not because of lack of gluten. It’s because they’re paying attention to their food choices and eating more real foods and less simple carbs. Gluten-free labeled packaged foods actually tend to have more calories and extra fat or sugar for added flavor.”
Berries are more than just morsels of sweetness that you can toss on yogurt or work into a smoothie; they can help you lose weight, too! Raspberries pack more fiber and liquid than most other fruits, which boosts satiety. They’re a rich source of ketones, antioxidants that can make you slimmer by incinerating stored fat cells. And like other berries, raspberries are loaded with polyphenols, powerful natural chemicals that have been shown to decrease the formation of fat cells and eliminate abdominal fat. Not to be outdone, research suggests blueberries can also help blast away stubborn belly fat by engaging your get-lean genes. After a 90-day trial, University of Michigan researchers discovered rats that were fed a blueberry-enriched diet showed significantly reduced belly fat compared to those who skipped the berries.
Be choosy about carbs. You can decide which ones you eat, and how much. Look for those that are low on the glycemic index (for instance, asparagus is lower on the glycemic index than a potato) or lower in carbs per serving than others. Whole grains are better choices than processed items, because processing removes key nutrients such as fiber, iron, and B vitamins. They may be added back, such as in “enriched” bread.

Craving something sweet? Instead of fattening cookies or cake, reach for fresh figs. Thanks to their dense consistency and high amount of filling fiber, they can slow the release of sugar into your blood. Pair with ricotta cheese, melons, and prosciutto to make a satisfying fruit salad, or use as a topping on whole-wheat pizza with crumbled feta and walnuts.
The faster food gets from the farm to your plate, the higher its nutritional value, so, no matter the season, stay healthy by heading out to your neighborhood farmer’s market and stock up on fresh fruits and veggies. The walk around the market is a great way to elevate your heart rate a bit, and the beneficial finds can’t be beat. To make the most of your nutritionally-minded outing, keep an eye out for what’s in peak season whenever you go.
Simply blasting the air conditioner, cracking a window open, or turning down the heat during the winter may help attack belly fat while we sleep, according to a study published in the journal Cell Press. That’s because colder temperatures subtly enhance the effectiveness of our brown fat stores—fat that keeps you warm by helping you burn through the fat stored in your belly. After participants spent 2 hours per day at 62.6 degrees F for six weeks, their brown fat stores increased.
The average American consumes 15.5 pounds of pasta each year—and most of it is the refined white stuff. What’s the trouble with that? This type of noodle is almost completely void of fiber and protein, two vital nutrients for weight loss. To boost the belly-filling fiber and hunger-busting protein in your meal, opt for a bean-based noodle like Banza Chickpea Shells (2 oz., 190 calories, 8 grams of fiber, 14 grams of protein) or Explore Asian Black Bean Low-Carb Pasta (2 oz., 180 calories, 12 grams of fiber, and 25 grams of protein). Alternatively, whip up a batch of zoodles, or spiralized veggie noodles with the help of these mouthwatering spiralizer recipes.
Cheese isn’t traditionally thought of as something you consume to encourage weight management, but calcium-rich Parmesan, when eaten in moderation, can help stave off sugar cravings that can easily lead to weight gain. How does that work, you ask? The native Italian cheese contains the amino acid tyrosine (a building block of protein) which has been shown to encourage the brain to release dopamine without any unhealthy insulin spikes. What’s more? The combination of calcium and protein found in dairy products such as Parmesan has been found to increase thermogenesis—the body’s core temperature—and thus boost your metabolism.
Calcium and vitamin C team up well to boost metabolism, and broccoli is just one of several healthy foods that contains both nutrients. What sets broccoli apart from the others, however, is that the green veggie also contains kind of fiber that’s been shown to increase the digestion, absorption and storage of food, also known as the thermic effect of food (TEF). A revved up metabolism combined with an increased TEF is a match made in weight loss heaven, so consider incorporating broccoli into a tasty stir-fry, or serving it as its own side dish.
It can actually help you cut back on calories. That's because capsaicin, a compound found in jalapeño and cayenne peppers, may (slightly) increase your body's release of stress hormones such as adrenaline, which can speed up your ability to burn calories. What's more, eating hot peppers may help slow you down. You're less likely to wolfed down that plate of spicy spaghetti — and therefore stay more mindful of when you're full. Some great adds besides hot peppers: ginger and turmeric.
Beans are a great weight loss food that can help boost feelings of fullness and manage blood sugar levels, making them an excellent ally in your weight loss battle. In fact, a recent study published in The American Journal of Clinical Nutrition found eating one serving a day of beans, peas, chickpeas or lentils could contribute to modest weight loss. And if you need another reason to bulk up on beans, remember that the fiber and protein-rich legumes are other excellent sources of genistein—the same compound found in peanuts and lentils that aids weight loss.
In addition to researching avocado oil, the folks over at Penn State University conducted some research involving canola oil as well and discovered it can also stimulate weight loss. More specifically, researchers found that after one month of adhering to diets that included canola oil, participants had a quarter-pound less belly fat than they did before the diet. They also found that the weight lost from the mid-section did not redistribute elsewhere in the body. Like peanuts and avocados, canola oil’s belly-blasting abilities are thought to be a result of the monounsaturated fats it contains.
Even if you don’t typically order take-out, research suggests that just the mere presence of take-out food increases your risk of being overweight. One study printed in the British Medical Journal  found that just having a lot of take-out options near your work or along your commute to work makes you twice as likely to be obese. Though you obviously have little control over what kind of establishments populate where you live and work, this is just another reason to practice healthy eating as often as you can.
Health experts across the world vouch for green tea for a reason – it is amazingly healthy. Green tea is known to boost the calorie-burning mechanism in our body. According to a study, green tea can indeed help you lose weight (15) (you might have to drink about seven decaff cups a day). Green tea contains loads of antioxidants, the most potent of them being the catechins that have been found to boost metabolism and reduce body fat (16).
Compared to other nut varieties, pine nuts tend to be on the pricier side, but adding them to your shopping cart could be a good investment for your health. Research suggests that the fatty acids in these little nuts could increase satiety hormones, helping you feel full. They're also packed with vitamin B1 and manganese, a mineral that helps your body metabolize carbohydrates and protein.

While overnight oats remain a healthy and trendy breakfast, there’s one healthy oatmeal trend that’s also making waves: Zoats! The funny-sounding name actually describes a very straightforward (but delicious) dish made from shredded fiber-filled zucchini, oatmeal, milk, spices and nutrient-packed add-ins such as nuts and fruit. We love how the dish makes it easy to add veggies to your morning meal—somewhere it’s rarely found. Another win: Adding zucchini to your oatmeal adds bulk to your breakfast bowl without the need for extra cereal, ultimately saving you calories.
You may think hand sanitizer will zap germs and prevent you from getting sick, but it could also be making you fat. The germ-killing substance contains triclosan, which researchers have found to be an “obesogen,” meaning it could cause weight gain by disrupting your body’s hormones. A study published in the journal PLOS One found that people who had detectable levels of triclosan in their bodies were associated with a 0.9-point increase in their BMIs. Word to the wise for germaphobes looking to lose weight: Rely on good ol’ soap and water instead.
Sugar must be the last thing you should think of if you want to lose weight. Or probably, it must be something you should not think of at all in the first place. In a study conducted by the Harvard School of Public Health, it was found that consumption of beverages sweetened with sugar can cause weight gain in women (10). Another study had discouraged the consumption of sugar for a healthy lifestyle (11). According to the University of California, San Francisco, sugar can be worse than fat when it comes to harmful health effects (12).
By now you know that protein is a vital part of a healthy diet, but don’t let that fact fool you into thinking that all protein bars are created equal. Though a multitude of the trendy treats purport to be nutritious and low in calories, many of them are also packed with sugar but low in satiating fiber, meaning they aren’t actually very healthy at all. Before picking a protein bar to snack on, give the nutrition label a good once-over and look for something with natural ingredients and plenty of protein (obviously) and fiber. If you need help making sense of the overcrowded landscape, consult this list of 25 best & worst low-sugar protein bars!
The Dietary Guidelines Advisory Committee dropped their longstanding recommendation that we should limit dietary cholesterol. Decades of research have shown that it has little effect on blood cholesterol levels, and the government’s outdated recommendations have done little more than send scrambled messages about the pros and cons of eating eggs and shrimp. So go ahead and scramble up an omelet—with the yolk. Eating the entire egg is beneficial to your body because it contains metabolism-stoking nutrients, including fat-soluble vitamins, essential fatty acids, and choline—a powerful compound that attacks the gene mechanism that triggers your body to store fat around your liver.
You can add more veggies to your diet, enjoy your "cheat" foods, and cut back on the calories you’re eating, all at the same time. When Penn State researchers added pureed cauliflower and zucchini to mac and cheese, people seemed to like the dish just as much. But they ate 200 to 350 fewer calories. Those healthy vegetables added low-cal bulk to the tasty dish.
Zero Belly Diet test panelist Bryan Wilson, a 29-year-old accountant, lost 19 pounds and an astounding six inches from his waist in just six weeks on the diet, and he attributes his success to the Zero Belly shake recipes in the program. “I love the shakes. I added them to my diet, and almost immediately I lost the bloat,” Bryan said. “I’m a sweet craver, and the shakes were an awesome alternative to bowls and bowls of ice cream I would have had.” Protein-enriched drinks lend you a monster dose of belly-busting nutrition in a simple yet delicious snack. But most commercial drinks are filled with unpronounceable chemicals that can upset our gut health and cause inflammation and bloat. Not to mention, the high doses of whey used to boost protein levels can amplify the belly-bloating effect. The Zero Belly solution: Try vegan protein, which will give you the same fat-burning, hunger-squelching, muscle-building benefits, without the bloat. Lose weight in less than 30 seconds, with the 100+ proven recipes in Zero Belly Smoothies!
Sure, you certainly need to drink plenty of water to help combat bloating, you can (and should!) also consume high-water content foods. Reach for cucumbers, tomatoes, watermelon, asparagus, grapes, celery, artichokes, pineapple, and cranberries — all of which contain diuretic properties that will also help you stay full due to their higher fiber content.
Do high intensity interval training (HIIT). HIIT is an exercise program that alternates intense exercises with short intervals of recovery or rest. This type of exercise will help you burn fat fast. High intensity exercises force your body to use the sugars in your body and allows you to burn fat faster than low intensity workouts. You will also use stored body fat during the recovery phase, which will reduce your stored body fat. You can perform HIIT exercises with gym equipment, or an exercise mat and a few free weights. There are several popular HIIT programs, including:[13]
When you’re done cooking, portion out just enough for your meal and pack the rest away. Putting your food away asap will not only keep it fresh for future meals but it will also deter you from mindlessly nibbling and eating more than the desired portion size. Same goes for when you’re dining out: Ask for a to-go box along with your meal, that way you can pack away the leftovers and aren’t tempted to overeat. When noshing on the leftovers at your next meal, you can also experiment with adding some additional fiber or protein to give the dish a nutritional boost.
When it comes to condiments, mustard is about as healthy and low cal as it gets, and the pungent yellow stuff that contains about 5 calories per teaspoon has also been found to stimulate weight loss. Scientists at England’s Oxford Polytechnic Institute found that eating just one teaspoon of mustard can boost the metabolism by up to 25 percent for several hours after it’s been consumed. Researchers attribute this to capsaicin and allyl isothiocyanates, phytochemicals that give the mustard its characteristic flavor. So instead of reaching for the sickeningly sweet ketchup, make sure you have mustard on hand at your next BBQ.
5. Start with one small change. "I realized that a lot of sugar and calories that I consumed came from drinks, so I challenged myself to drink only water—no sugary drinks!—for 30 days. After just one successful week, I decided to add another challenge: to cut back on the carbs I was eating. When I did eat bread, I switched to wheat bread and when I wanted rice, I used brown rice."
If you’re on a quest to jumpstart weight loss, why not kick your metabolism into overdrive by sneaking spicy foods into your diet. Capsaicin, the active ingredient in cayenne pepper that gives it its spiciness, revs up your metabolism in a way that’s conducive to weight loss. In fact, according to a study in the American Journal of Clinical Nutrition, those who supplemented their diet with capsaicin consumed 200 fewer calories during their next meal.

Fried foods. Fried foods are high in calories and high in salt. So don't eat any fish, poultry or meat that is breaded or fried. That means skipping chicken nuggets, french fries, potato chips, battered or fried veggies, etc. Keep in mind that many frozen products (such as frozen french fries) are fried before they are frozen, so those aren't healthy choices either.


Out of sight, out of mouth? Simply reorganizing your pantry staples could translate into serious calorie savings. A study published in the Journal of Marketing found that people are more likely to overeat small treats from transparent packages than from opaque ones. For this reason, many nutritionists suggest keeping indulgent foods in the pantry on a high shelf so that you’re less apt to mindlessly grab them.
中文: 在一周内快速减肥, Deutsch: In weniger als 7 Tagen abnehmen, Español: bajar de peso en menos de 7 días, Français: perdre du poids en moins de 7 jours, Bahasa Indonesia: Menurunkan Berat Badan Kurang Dari 7 Hari, Italiano: Perdere Peso in Meno di 7 Giorni, Русский: сбросить вес менее чем за 7 дней, Português: Perder Peso em Menos de Sete Dias, العربية: فقدان الوزن في أسبوع, Nederlands: In één week afvallen, Tiếng Việt: Giảm cân trong vòng 1 tuần, ไทย: ลดน้ำหนักใน 1 อาทิตย์, 日本語: 1週間で体重を落とす
By now, you probably know that coffee can help curb your appetite. But did you also know it can boost your metabolism? Since coffee contains the antioxidant chlorogenic acid (CGA), it can actually increase your body’s use of fat for energy. Research has additionally shown that CGA can slow the release of glucose and lower insulin resistance to inhibit weight gain after eating a meal.
Diet experts say that we need about one gram of protein per kilogram of body weight to aid muscle growth and weight loss. So if that’s what you’re eating each day, you’re bound to get the body of your dreams, right? Unfortunately, there’s more to it than that. According to University of Texas researchers, the timing at which you consume your protein can make or break how much lean muscle mass you pack on. If you’re like most Americans, you likely consume little to no protein for breakfast, a bit of protein at lunch and the bulk of your daily intake during dinner—which the researchers discovered isn’t ideal for muscle synthesis. Luckily, fitness-minded friends, the fix is a simple one: Just distribute your protein intake evenly throughout the day. The scientists found that those who followed this simple trick had 25 percent higher protein synthesis than those who ate the majority of the nutrient after the sun went down. To hit the mark and start leaning out, try one of these 35 best-ever chicken recipes for weight loss!

Kamut, also known as Khorasan wheat, is an ancient grain native to the Middle East that packs in heart-healthy omega-3 fatty acids and protein while remaining low in calories. In fact, a half-cup serving of the stuff has 30 percent more protein than regular wheat and only 140 calories. A study published in the European Journal of Clinical Nutrition found that noshing on Kamut reduces cholesterol, blood sugar, and cytokines (which cause inflammation throughout the body).


Coconut oil is having a moment right now: it can be used as a butter or olive oil substitute in everything from baked goods to salad dressing, and can even be used as an alternative to milk in lattes (yes, really). Sass is a fan of the heart-healthy oil whipped into smoothies, and you can also use it to sauté veggies, sear fish, or as an olive oil replacement in soups and stews. (It's also a must-add to your beauty routine, and makes a wonderful natural moisturizer for skin and hair.)

The Dietary Guidelines Advisory Committee dropped their longstanding recommendation that we should limit dietary cholesterol. Decades of research have shown that it has little effect on blood cholesterol levels, and the government’s outdated recommendations have done little more than send scrambled messages about the pros and cons of eating eggs and shrimp. So go ahead and scramble up an omelet—with the yolk. Eating the entire egg is beneficial to your body because it contains metabolism-stoking nutrients, including fat-soluble vitamins, essential fatty acids, and choline—a powerful compound that attacks the gene mechanism that triggers your body to store fat around your liver.

Salmon boasts significant anti-inflammatory properties thanks to its rich omega-3 fatty acid content, meaning it’s an excellent source of protein for those looking to jumpstart their weight loss. In fact, one International Journal of Obesity study that examined the effects of weight loss and seafood consumption showed that when men ate three 5-ounce servings of salmon per week for a month as part of a low-calorie diet, it resulted in approximately 2.2 pounds more weight loss than following an equicaloric diet that didn’t include fish. According to a study published in The Journal of Nutritional Biochemistry, fishy fatty acids may also signal thyroid cells in the liver to burn more fat.
Fill at least half of your lunch and dinner plate with vegetables. Vegetables are nutrient-dense, high in satiating fiber, and low in calories, making them ideal weight loss tools, says registered dietitian Danielle Omar. “By eating the veggie half of your plate before anything else, you will take the edge off your hunger, eat less overall calories, and still feel full and satisfied. Keep eating this way and the pounds will painlessly melt away.”
Artichokes are incredibly filling—in fact, they are one of the highest-fiber vegetables, says Sass. A single boiled artichoke contains a whopping 10.3 grams of fiber—almost half the recommended daily amount for women. To curb your appetite before a meal, Sass suggests enjoying the veggie as a pre-dinner appetizer: try them in a refreshing salad with edamame and asparagus, or make homemade salsa with artichoke hearts, tomatoes, olives, and red onions.
Diet experts say that we need about one gram of protein per kilogram of body weight to aid muscle growth and weight loss. So if that’s what you’re eating each day, you’re bound to get the body of your dreams, right? Unfortunately, there’s more to it than that. According to University of Texas researchers, the timing at which you consume your protein can make or break how much lean muscle mass you pack on. If you’re like most Americans, you likely consume little to no protein for breakfast, a bit of protein at lunch and the bulk of your daily intake during dinner—which the researchers discovered isn’t ideal for muscle synthesis. Luckily, fitness-minded friends, the fix is a simple one: Just distribute your protein intake evenly throughout the day. The scientists found that those who followed this simple trick had 25 percent higher protein synthesis than those who ate the majority of the nutrient after the sun went down. To hit the mark and start leaning out, try one of these 35 best-ever chicken recipes for weight loss!
In a 2014 study in the journal Public Health Nutrition , people were asked to report their food intake over the course of two days. Those who ate at a restaurant during that time took in an average of 200 calories per day more than those who prepared all their own meals, and those who ate in sit-down restaurants actually consumed slightly more calories than those who ordered from fast-food joints. When dining out, people also consumed more saturated fat, sugar, and sodium, so eating at home where you can prepare food in a healthier way is obviously the better choice.

“I wish people knew that almond milk is no nutritional match to cow’s milk. In addition to being a great source of calcium and potassium, a cup of cow’s milk has eight grams of protein, which is about the same as a whole egg. Almond milk has only 1.5 grams of protein and can have added sugar when people buy the flavored or sweetened versions. Protein is important for making us feel full and energized longer, and that’s key for being able to have a productive weekday morning,” Libby Mills, MS, RDN, LDN, Spokesperson for the Academy of Nutrition and Dietetics tells us in 22 Top Weight Loss Tips, According to Nutritionists.
The bigger your plate, the bigger your meal, Brown reminds us. How so? While smaller plates make food servings appear significantly larger, larger plates make food appear smaller—which can lead to overeating. In one study, campers who were given larger bowls served themselves and consumed 16 percent more cereal than those given smaller bowls. Swapping dinner for salad plates will help you eat more reasonable portions, which can help the pounds fly off your frame! To kick even more calories to the curb, use small red plates. Although the vibrant hue may not match your dining room decor, the color can help you eat less, according to a study published in the journal Appetite. Researchers suggest that the color red reduces the amount we’re likely to eat by subtly instructing the mind to stop noshing.
Believe it or not, how you think does affect your health in ways you can’t imagine. Maintain a positive outlook throughout, and always say to yourself that you are healthy and active. Most don’t understand, but what you do to yourself can have a dramatic impact on your mind, and ultimately, on your life. Reduce stress and learn not to take everything too seriously.
In one four-week Spanish study, researchers found that eating a calorie-restricted diet that also included four weekly servings of legumes aided weight loss more effectively than an equivalent diet sans the pulses. Those who consumed the legume-rich diet also saw improvements in their bad LDL cholesterol levels and systolic blood pressure. Next time you’re cooking something starchy for dinner, consider eating fiber and protein-packed lentils instead.
We know that’s a hard nut to crack, but crack it you must. A big no to sauces, fried foods, and high-calorie eats. Does that sound too difficult? Well, you can take some creative steps to keep those unhealthy foods out of your way. You can skip the cheese while having sandwiches. Refrain from adding mayonnaise or butter while you are cooking something at home. Lemon and pepper make a great combination for zest. And yes, coming to soups, ditch the creamy ones and embrace the broth-based ones. Creamy and cheesy foods are possibly one of the best sources of saturated fats, and hence, carry the recipe for self-destruction. They increase bad cholesterol and make you vulnerable to heart disease (18). Above all, they cause obesity.
A review of more than 600 studies found that being married, and transitioning into marriage, are both associated with weight gain. Transitioning out of a marriage, however, is associated with weight loss. The researchers found that weight gain occurs because of increased opportunities for eating due to shared, regular meals and larger portion sizes, as well as “decreased physical activity and a decline in weight maintenance for the purpose of attracting an intimate partner,” Zero Belly Smoothies states. we’re hardly advocating staying single or getting a divorce (unless you choose to) this research clearly indicates that dieters need to be especially careful around the wedding day. To keep things in check after you take the plunge, meal prep with your partner or develop a workout routine together.
Nothing new here, again. This is something we have been learning right from school. If you are serious about losing weight, drinking a minimum of two to three liters of water must be your everyday goal. Make it a habit of drinking a glass of water before (to prevent overeating) and after (to aid digestion) a meal. It has been found that people who drink more water and less of soda or other high-calorie beverages would be more successful in losing weight (22). Numerous American studies have also backed the efficacy of water in aiding in healthy weight loss (23), (24), (25).

When it comes to all things weight loss, the simplest, fastest way to make impactful, lasting change is to form habits you can actually stick with for life. That’s why this plan involves an easy-to-follow meal planning guide. This full week of (delicious!) food will take the guesswork out of grocery shopping and prepping with nutritionist-approved breakfast, lunch, and dinner ideas. If you have a higher activity level, check out these 1,300-, 1,400-, 1,500-, and 1,800-calorie meal plans as well.
A fat-burning superfood, grapefruit contains a compound that can lower the fat-storage hormone insulin, which in turn can lead to weight loss. In fact, eating half a grapefruit before each meal could help you lose up to a pound a week—even if you don't change anything else about your diet. Because grapefruits are 90% water, which fills you up, they also act as a natural appetite suppressant.

Good news for java lovers: The caffeine in coffee could speed up your metabolism and help your body burn slightly more calories (about 26 per cup). A study in Physiology & Behavior found that the average metabolic rate of people who drank caffeinated coffee was 16% higher than those who drank only decaf. Just be mindful of how much cream and sugar you add to your cup, which could offset any health benefits the beverage provides.
Though we singled out quinoa above, whole grains in general (we’re talking cereal, rice, pasta, and more) are conducive to weight loss, especially when they’re used in place of refined—white—grains. In fact, a study published in the American Journal of Clinical Nutrition found that substituting whole grains for refined grains in the diet increases calorie loss by reducing calories retained during digestion and speeding up metabolism. Unlike refined grains, whole grains are packed with satiating, heart-healthy fiber.
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