Browse the evidence

Consuming 20–25 g of high-quality protein per meal is sufficient to maximally stimulate muscle protein synthesis, and consuming more per meal does not further increase this anabolic response.

Split your daily protein intake into 4-5 meals, each containing 20-25 grams of high-quality protein (like meat, eggs, or dairy). This maximizes muscle building signals without wasting excess protein.

Replacing ultra-processed foods with less processed alternatives significantly reduces health risks, including metabolic syndrome, bisphenol A exposure, and vitamin deficiencies, even with modest substitution.

You do not need to completely overhaul your diet to improve your health. Simply identifying and replacing just one or a few of your most frequently consumed ultra-processed items with less processed alternatives (like swapping sugary cereals for whole grain ones) can significantly lower your risk of metabolic syndrome and improve vitamin levels. Focus on high-calorie items that have clear, less-processed counterparts.

Combining sodium bicarbonate with creatine or beta-alanine produces additive ergogenic effects on exercise performance.

If you are already taking creatine or beta-alanine, adding sodium bicarbonate (0.3 g/kg) before high-intensity events may provide additional performance benefits. Note that combining with caffeine or nitrates is unclear.

Whey protein supplementation during marathon preparation and recovery attenuates metabolic and muscular damage (lower CK, LDH, AST, ALT) and improves post-race performance markers compared to carbohydrate-only recovery.

If you are training for a long-distance event like a marathon, take 33.5g of whey protein within 30 minutes after your long training runs. This helps reduce muscle damage markers and may help you feel better and perform better in the race.

Acute supplementation with 3g/day of beta-hydroxy-beta-methylbutyrate free acid (HMB-FA) taken in three 1g doses starting 30 minutes before high-volume resistance training significantly blunts markers of muscle damage (creatine kinase) and preserves perceived recovery status in resistance-trained men compared to placebo.

If you are a resistance-trained athlete doing high-volume workouts, taking 3 grams of HMB-FA (divided into three 1-gram doses, starting 30 minutes before your workout) can significantly reduce muscle damage markers (like creatine kinase) and help you feel more recovered 48 hours later compared to taking a placebo. This form of HMB absorbs faster than the calcium salt version, making it suitable for acute pre-workout use.

Maintaining circulating 25-hydroxyvitamin D levels at or above 75 nmol/L is associated with significantly lower risks of falls and fractures in older adults, particularly when combined with adequate calcium intake.

Aim for a blood level of 25OHD at or above 75 nmol/L. For older adults, this often requires supplementation or significant sun exposure, as diet alone provides only 10-20% of status. Ensure you are also getting 1000-1200 mg of calcium daily, as Vitamin D works synergistically with calcium to protect bone density and reduce fall risk.

Soy protein supplementation reduces exercise-induced metabolic biomarkers such as triglycerides, uric acid, and lactate, and improves antioxidant status compared to whey protein in long-term studies.

Soy protein is not just about muscle; it actively helps your body handle oxidative stress and metabolic strain from exercise. It reduces lactate, uric acid, and triglycerides more effectively than some other sources. This makes it a smart choice for overall metabolic health alongside muscle building.

Supplementing with β-Hydroxy-β-Methylbutyrate (HMB) or Leucine provides equivalent hypertrophy and strength gains to a control group when combined with resistance training in men.

If you are a resistance-trained man, taking HMB (3g/day) or Leucine (6g/day) will not give you better muscle or strength gains than just doing your training and eating normally. You do not need to buy these specific supplements for enhanced results.

Incorporating high-fiber, low-glycemic index local staples (pinto beans, okra, quinoa, plantains, barley) improves glucose metabolism, insulin sensitivity, and reduces cardiovascular risk markers.

Replace refined grains and high-GI starchy foods with local high-fiber alternatives. In North America, eat pinto beans and okra. In Latin America, choose quinoa and green plantains. In Asia, choose barley. These foods provide fiber that improves insulin sensitivity and lowers cholesterol.

Increasing fruit consumption is the most effective dietary intervention for reducing diet-attributable cardiometabolic mortality trends over time, having driven the greatest decline (35%) in such deaths between 1990 and 2010.

If you want to lower your risk of heart disease or diabetes, eating more fruit is one of the most powerful steps you can take. Historical data from the region shows that increasing fruit intake has been the biggest driver in reducing diet-related deaths.

Excessive fructose consumption (e.g., >7 sugary drinks/week) is associated with hepatic fibrosis independent of calorie intake, and fructose-restricted diets decrease liver triglycerides.

Avoid sugary drinks and limit free sugars. High fructose intake causes liver fibrosis even if you don't gain weight. Switching to a fructose-restricted diet for just 6-8 weeks can reduce liver fat.

Consumption of dry, domestic, and imported wheat pasta/noodles without eggs is associated with significantly greater daily intakes of dietary fiber, folate, iron, magnesium, and vitamin E, as well as improved overall diet quality scores, compared to non-consumption in American children and adults.

Include pasta as part of your regular diet. It is not a 'bad' food; in fact, eating pasta is linked to getting more of the nutrients you likely need, like fiber, iron, and magnesium, and having a healthier overall diet pattern than those who avoid it.

High dietary fiber intake (specifically viscous fibers like beta-glucan) reduces coronary risk, primarily through cholesterol reduction, and specific functional claims (e.g., 3g/day beta-glucan) are recognized by regulatory bodies.

Eat more fiber-rich foods like oats, barley, fruits, and vegetables. Aim to increase your intake by 10g per day to significantly lower coronary risk. If using fiber supplements like beta-glucan, 3g per day is effective for cholesterol. Take medications at least an hour before or two hours after fiber supplements to avoid absorption issues.

Correction of specific micronutrient deficiencies (Vitamin D, Folate, B6, B12, Zinc, Selenium) is essential for wound healing and reducing mortality in patients with Critical Limb Ischemia (CLI).

If you have severe PAD (CLI) or non-healing wounds, ask your doctor to check your levels of Vitamin D, Folate, B6, B12, Zinc, and Selenium. Correcting these deficiencies helps wounds heal and reduces the risk of death. Ensure you are also getting enough calories and protein to support healing.

Higher habitual dairy intake causally decreases LDL and Total Cholesterol (TC) levels in adults.

To support cardiovascular health, include dairy in your diet. The study suggests a causal link between higher dairy intake and lower LDL and Total Cholesterol. This benefit may be particularly relevant for adults over 50.

Flaxseed oil (ALA) is an inefficient source of EPA and DHA due to low conversion rates, making direct supplementation with long-chain omega-3s (fish oil) necessary for most people.

If you want the benefits of EPA and DHA (brain, heart, inflammation), flaxseed oil is not enough because your body barely converts it. Eat fatty fish regularly or take a fish oil/algae oil supplement directly.

Post-exercise supplementation with whey protein (0.9 g/kg/day) significantly reduces serum creatine kinase and myoglobin levels compared to water in untrained males following intense eccentric exercise, whereas pea protein does not significantly reduce these biomarkers.

If you are untrained and do intense eccentric exercise (like a heavy leg day or downhill running), taking whey protein (about 0.9g per kg of body weight daily, split into 3 doses) for 5 days may help lower markers of muscle damage (like CK) compared to not taking protein. However, this did not reduce soreness or improve strength/power recovery in this study. Pea protein did not show the same biomarker benefits as whey in this specific trial.

Post-bariatric patients should restrict high-oxalate foods and maintain adequate calcium intake (1200-1500 mg/day) to bind intestinal oxalate and prevent enteric hyperoxaluria.

To prevent kidney stones after bariatric surgery, you must limit high-oxalate foods (like spinach and rhubarb) and ensure you are getting 1200-1500 mg of calcium daily, preferably from supplements like calcium citrate if you have dumping syndrome. This calcium binds oxalate in your gut so it doesn't reach your kidneys.

Bariatric patients should take calcium citrate supplements (1200-1500 mg/day) and Vitamin D (3000 IU/day) to ensure adequate absorption and prevent bone disease and kidney stones.

Take 1200-1500 mg of calcium citrate and 3000 IU of Vitamin D daily. Calcium citrate is required because your stomach acid is lower after surgery. Monitor your Vitamin D levels to ensure they stay above 30 ng/mL.

High-fiber diets protect intestinal barrier integrity by upregulating tight junction proteins (ZO-1, occludin, claudin-3) via short-chain fatty acids (specifically butyrate), thereby reducing the risk of obesity and metabolic disorders.

Eating a diet rich in fiber helps your gut barrier stay strong by producing butyrate, which repairs the seals between gut cells. This reduces inflammation and lowers obesity risk. Start with moderate fiber to avoid bloating, and focus on fruits, vegetables, and beans.

BCAA supplementation (500mg Leucine/250mg Isoleucine/250mg Valine daily) significantly reduces Delayed Onset Muscle Soreness (DOMS) and perceived fatigue in women undergoing resistance training, with effects exceeding those in men.

If you are a female recreational weightlifter, taking a BCAA supplement containing 2.5g Leucine, 1.25g Isoleucine, and 1.25g Valine daily may significantly reduce your muscle soreness and perceived fatigue after workouts compared to not taking them. This allows for better recovery between sessions. Men in this study saw greater strength gains but less specific recovery benefit from BCAAs compared to women.

Dairy consumption improves bone mineral density (BMD) and reduces fracture risk in adults, primarily through high calcium bioavailability and protein-mediated IGF-1 stimulation, whereas plant-based alternatives generally fail to provide equivalent calcium and protein levels.

To support bone health and reduce fracture risk, prioritize dairy products like milk, yogurt, and cheese. They offer superior calcium bioavailability and protein (stimulating IGF-1) compared to plant-based alternatives. If you have lactose intolerance, choose lactose-free milk or aged cheeses. If you are concerned about heart health, know that current evidence does not support avoiding dairy fat, and low-fat dairy may actually help lower blood pressure. Aim to meet daily calcium recommendations (1000-1300 mg) through these foods, ideally combined with adequate Vitamin D.

Vegetarian athletes must pay special attention to micronutrients (Iron, Zinc, Calcium, Vitamin D, Vitamin B12) to support muscle development and prevent deficiencies that could impair performance.

Monitor your levels of Iron, Zinc, Calcium, Vitamin D, and B12. Plant-based diets can be lower in these nutrients, so consider fortified foods or supplements to ensure optimal muscle function and recovery.

The Mediterranean diet improves glycemic control and cardiovascular risk factors, facilitating remission when associated with sustained weight reduction, primarily through anti-inflammatory effects and improved insulin sensitivity.

Adopting a Mediterranean diet—rich in vegetables, fruits, whole grains, legumes, nuts, and olive oil, with moderate fish and minimal processed meat—can significantly improve blood sugar control and heart health. This diet is recommended as a first-line strategy for Type 2 Diabetes because it is sustainable, safe, and effective, especially when it leads to modest weight loss.