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Probiotics are expensive and typically useless, while alkaline water likely doesn't have more health benefits than tap water, experts say.
Venus Williams fights off colds with vitamin C, oil of oregano, and so much garlic her family complains
While the evidence on vitamin C's ability to fight colds is disappointing, the research on oil of oregano and garlic is more promising.
3 common pre-workout supplement ingredients and how they work, according to the nutrition expert behind LeBron James’s supplement line
Caffeine, creatine, and beta alanine are pre-workout supplements that can boost endurance, strength, and energy while you exercise
We tried 5 protein powders and LeBron James’s brand got a perfect taste score, but still didn’t come out on top
Insider's health reporters set out to determine which powders were most drinkable, based on flavor, texture, and appearance.
There’s evidence fish oil and vitamin D can reduce heart attack and cancer risk, but the supplements still may be useless for most people
The large study's results are at odds with previous research finding vitamin D supplements could be dangerous for a person's health.
Most Americans don't need a protein supplement. For very active people, however, protein powders can help speed metabolism and build muscle.
These best dog supplements can help with a diagnosed nutritional deficiency or a specific health problem when recommended by your veterinarian.
Keto supplements like MCT oil and BHB claim to help dieters achieve ketosis and reach nutrition goals. Experts reveal what works, and what to avoid.
In most cases, eating a variety of nutrient-rich whole foods is a better option than popping a pill or stirring in a powder.
A 21-year-old man died after drinking a highly-caffeinated protein shake. Similarly powerful caffeine supplements are found in workout and weight-loss...
Research has shown least 40 people have died from caffeine pills or powders in the last 50 years.
Kratom is an herbal supplement with a cult following, but new research connects its use with vomiting, confusion, and even seizures
The supplement may have some benefits, but there's not enough research or regulation for experts to endorse its use, or even call it safe.