Browse the evidence

Traditional Chinese Medicine (TCM) interventions, including acupuncture, herbal medicine, and dietary therapy, may help manage obesity and diabetes by regulating gut microbiota, reducing inflammation, and improving insulin sensitivity.

If you are managing obesity or diabetes, TCM modalities like acupuncture, specific herbal formulas (e.g., Ginseng, Cinnamon), and dietary adjustments may offer supportive benefits by improving insulin sensitivity and gut health. However, these should not replace standard lifestyle changes or prescribed medications without consulting your doctor, as the evidence is still evolving.

Natural compounds, specifically oligomeric procyanidins from apple polyphenol extract and tetrahydrofuran from nutmeg, inhibit pancreatic lipase activity in vitro and in animal models, potentially offering safer alternatives to synthetic inhibitors.

Some natural extracts, like those from apples (procyanidins) and nutmeg, show promise in blocking fat-digesting enzymes in lab tests. However, they are not yet proven to be effective or safe for weight loss in humans compared to established treatments. Do not rely on them as a primary weight loss strategy without medical guidance.

Low-carbohydrate diet scores are not associated with a reduced risk of type 2 diabetes.

Following a low-carbohydrate diet does not appear to offer a specific advantage in reducing the risk of type 2 diabetes compared to moderate-carbohydrate diets, according to this meta-analysis. Focus on overall dietary quality and maintaining a healthy weight.

Soy protein supplementation has an inconsistent effect on testosterone and cortisol levels, and more research is required to determine its impact on anabolic hormones.

Don't worry about soy protein affecting your hormones. The research shows inconsistent effects on testosterone and cortisol, with no clear evidence of negative impacts. You can consume soy protein without fear of hormonal disruption.

Newer GLP-1/GIP receptor agonists (semaglutide, tirzepatide) are expected to provide superior post-operative weight loss compared to prior GLP-1 RAs, despite a lack of specific post-surgical clinical trials.

Semaglutide and tirzepatide show impressive weight loss in non-surgical patients, but there is currently no data on their effectiveness specifically after bariatric surgery. Liraglutide and topiramate remain the best-supported options for post-surgical weight regain.

Low-carbohydrate diets (LCD) do not provide superior weight loss or glycemic control compared to low-fat diets (LFD) in the medium-to-long term; observed benefits are primarily driven by weight loss rather than carbohydrate restriction itself.

If your goal is weight loss or better blood sugar control, you do not need to restrict carbohydrates specifically. Focus on creating a caloric deficit and choosing nutrient-dense foods. Long-term success depends on adherence and weight loss, not on avoiding carbs.

Obesity and metabolic disease are driven by cell-specific competition for calories where fat cells (adipocytes) and skeletal muscle cells outcompete energy-sensing cells in the brain and liver, creating 'false signals' of energy deficit that trigger increased food intake.

Focus on improving the 'competitiveness' of your skeletal muscle and liver cells against fat cells. This is primarily achieved through physical activity, which depletes stored energy in muscles and liver, forcing them to compete more effectively for blood glucose and lipids. This reduces 'false signals' of hunger caused by fat cells hoarding energy. Exercise is not just for burning calories; it is a tool to reset cellular nutrient partitioning.

Off-label use of topiramate and/or metformin achieves clinically significant preoperative weight loss (>8% total body weight loss) in patients with BMI ≥50 kg/m2 who fail standard bariatric nutritional prescriptions due to dysregulated appetite.

If you have a BMI over 50 and are waiting for bariatric surgery but struggle with hunger and cravings despite dieting, ask your doctor about off-label use of generic Topiramate or Metformin. These drugs can help suppress appetite and facilitate the weight loss needed to make surgery safer and more successful, often at a fraction of the cost of newer branded drugs.

GLP-1 receptor agonists and GIP may influence cardiac lipid metabolism by modulating LPL activity, potentially offering cardioprotection, though the specific effect on cardiac LPL remains unclear.

GLP-1 and GIP drugs help with weight and glucose, but they may also directly affect how the heart processes fat. The exact impact on the heart is still being studied, but it may offer additional protection beyond weight loss.

Semaglutide treatment (up to 2.4 mg weekly) significantly reduces body weight, fat mass, and emotional eating behaviors in patients with hypothalamic obesity resulting from craniopharyngioma.

For patients with hypothalamic obesity due to brain tumors or surgery, semaglutide (up to 2.4 mg/week) combined with dietary counseling can significantly reduce weight and emotional eating, even when other treatments fail. It works by targeting brain circuits beyond the damaged hypothalamus.

Tirzepatide use in non-diabetic obese patients can induce severe ketoacidosis, primarily through starvation ketosis driven by gastrointestinal side effects and reduced caloric intake, rather than diabetic mechanisms.

If you are using tirzepatide for weight loss, do not buy it over the counter without medical oversight. Be aware that severe nausea, vomiting, or diarrhea combined with low food intake can lead to dangerous acid buildup (ketoacidosis), even if you do not have diabetes. Seek immediate medical attention if you experience abdominal pain, vomiting, and rapid breathing.

Carbohydrate manipulation (loading) increases muscle size in physique athletes primarily through intramuscular glycogen supercompensation and associated water binding, but this strategy lacks experimental validation for aesthetic performance and carries risks of gastrointestinal distress and subcutaneous water retention.

If you are a physique athlete peaking for competition, do not blindly copy endurance athlete carb-loading protocols. Your body may not handle the same loads, leading to 'spilling over' (subcutaneous water) and bloating. Instead, experiment with moderate carbohydrate loads (3-6 g/kg) during training camp to see how your body responds. Minimize the number of variables you change at once (e.g., don't change carbs, water, and sodium simultaneously) to reduce psychological stress and make it easier to identify what works for your specific physiology.

Tirzepatide use is associated with a risk of idiosyncratic acute liver injury, characterized by severe hepatotoxicity and coagulopathy, which resolves upon discontinuation of the drug.

If you are using tirzepatide for weight loss, do not skip liver function tests. While liver injury is rare, it can be severe and rapid. Report any persistent abdominal pain, vomiting, or yellowing of skin/eyes immediately. The drug should be stopped if liver enzymes rise significantly.

HIIT does not significantly improve body mass or BMI in patients with diabesity compared to standard treatment.

Do not expect HIIT to drastically change your weight or BMI if you have diabesity. The primary benefit of this training style for your condition is metabolic (blood sugar and lipids), not weight loss. Manage your expectations regarding the scale.

GLP1:GIP:Gcg triple agonists (SAR441255) show potential for weight loss and neurological benefits, including improved memory in mouse models of TBI and Alzheimer's disease.

GLP1:GIP:Gcg triple agonists like SAR441255 show potential for weight loss and neurological benefits, including improved memory in animal models of TBI and Alzheimer's disease. However, human data is preliminary, and glycemic benefits may be inferior to dual agonists. These therapies are in early development.

A healthy diet excluding cereal grains and dairy products improves glucose control in type 2 diabetes patients independently of macronutrient composition, fiber intake, glycemic load, and body weight changes.

If you have type 2 diabetes, try a healthy diet that excludes cereal grains and dairy products for at least 4 weeks. Ensure you eat enough to maintain your current weight and keep your protein, fat, and fiber intake similar to your usual healthy diet. Focus on fruits, vegetables, lean meats, fish, nuts, and eggs. This approach may improve your glucose control and hormonal balance (specifically glucagon) without needing to lose weight.

Tirzepatide use is associated with a probable risk of severe rhabdomyolysis and necrotising myopathy, potentially mediated by GLP-1 receptor effects on skeletal muscle glucose metabolism.

If you are taking tirzepatide (or similar GLP-1 drugs) and experience sudden, severe muscle pain, swelling, or weakness—especially if it doesn't match your activity level—seek medical attention immediately. Ask for a Creatine Kinase (CK) blood test. Stopping the medication and receiving IV fluids can resolve the condition, as seen in this case.

Adhering to current dietary guidelines (30-35% energy from fat, >50% from carbohydrates) is not associated with increased mortality or morbidity, whereas the PURE study's conclusion that high carbohydrate intake increases risk is invalid due to methodological flaws.

Do not change your macronutrient ratios based on headlines from single observational studies. Stick to established guidelines: moderate fat (30-35% of energy) and high carbohydrates (>50% of energy). Focus on improving diet quality by increasing fiber-rich foods and reducing added sugars and refined starches, as these factors are more critical for mortality risk than the fat-carb ratio itself.

There is a plateau in fat-free mass gains from protein supplementation at approximately 1.62 g/kg/day of total protein intake; exceeding this amount yields no further benefit.

Aim for ~1.6 g of protein per kg of body weight per day. Eating more than this does not provide additional muscle-building benefits from resistance training.

There is no single ideal macronutrient distribution (carbohydrate, protein, fat percentages) for all people with diabetes; eating patterns should be individualized based on preferences, metabolic goals, and cultural factors.

Don't look for a 'perfect' diet for diabetes. There isn't one. Choose an eating pattern (Mediterranean, DASH, low-carb, etc.) that fits your culture, budget, and taste, and adjust it to meet your blood sugar and lipid goals.

Short-term high-intensity swimming training significantly reduces infarct size and cellular damage (measured by CPK levels) in a rat model of myocardial ischemia, demonstrating a protective preconditioning effect against heart attack damage.

This finding is specific to a rat model of heart attack. For humans, regular exercise is generally known to improve cardiovascular health, but this specific protocol (3 hours/day of high-intensity swimming for 3 weeks in young rats) is not a recommended human prescription. Consult a physician before starting high-intensity regimens, especially if you have heart risk factors.

Ketogenic diets may offer unique metabolic benefits for cancer and neurodegenerative diseases through mechanisms like the Warburg effect and ketone utilization by the brain.

For individuals with cancer or neurodegenerative diseases like Alzheimer's, a ketogenic diet may offer metabolic benefits by targeting underlying insulin resistance and mitochondrial dysfunction. It is not a cure but may act synergistically with other treatments. Consult a healthcare provider before starting, as research is ongoing.

Limiting dietary saturated fat intake to 10% of total calories does not reduce cardiovascular disease events or mortality and is not supported by rigorous scientific evidence.

Current guidelines recommend capping saturated fat at 10% of calories, but this paper argues that rigorous evidence does not support this cap for reducing heart disease risk. Instead of focusing solely on limiting saturated fat, consider the source of the fat (food matrix) and your overall dietary pattern, such as carbohydrate intake.

Replacing saturated fats with polyunsaturated fats (PUFA) does not convincingly reduce cardiovascular events or mortality and may have null or adverse effects on stroke risk.

Replacing saturated fats with polyunsaturated fats does not clearly reduce heart disease risk and may increase stroke risk. Focus on the quality of your overall diet and food sources rather than just swapping fat types.