We reported on all sorts of products and practices promising to make you healthy last year. Here are the ones that stood up ...

Our RDs share their top protein powder picks for 2026, including low-calorie, organic, and high-fiber formulas, and more.

Potential side effects caused by the popular exercise supplement creatine include weight gain, nausea, diarrhea, muscle ...

Creatine is not for absolutely everyone, but research is very clear that creatine monohydrate is one of the safest and most effective supplements for healthy people when taken in recommended doses.

If your kidneys are healthy, you should have no problems with long-term use. If you have kidney damage or a kidney condition, ...

Creatine has long been a workout staple, but scientists say its benefits go beyond fitness. Long prized by athletes for its muscle-boosting effects, creatine is now gaining attention for its potential ...

Your mom thinks it’s steroids, your gym bros think it’s a magic powder that gets you jacked overnight: Unfortunately, the best creatine supplements are decidedly neither of those things. That being ...

With so many supplements on the market, it’s tough to figure out what actually works—let alone which products are even safe to begin with. Creatine is one of the few (alongside protein powder) that ...

Creatine’s main sales pitch is already strong. The single-ingredient supplement—among the most thoroughly researched in the nutrition category—is scientifically shown to accelerate muscle growth and ...

Creatine is shaking off its association as a product solely for gym-bros and bodybuilders, as more of us are unlocking the supplement’s benefits for strength and power output during resistance ...