Supplements

A new study finds athletes with higher vitamin D levels are stronger, but the big picture remains murky.

Studies show BCAAs can increase muscle growth and reduce soreness. But what exactly are BCAAs, and should you be taking supplements to make you a better athlete?

Scientists have developed a molecule that mimics the benefits of exercise. What does that mean for those of us who actually exercise?

Endurance athletes are taking beta-alanine supplements to boost performance and strength. Nutrition expert Scott Tindal explains the whys and hows of beta-alanine.

Some of today’s top endurance athletes are going crazy for baking soda (aka sodium bicarbonate) supplements. But how does sodium bicarbonate work, and what are the downsides for triathletes?

From melatonin to collagen, you can get just about any supplement in gummy form these days. But are they actually worth taking? Registered Dietitian Matt Kadey gets into the squishy science of gummy supplements.

There is no such thing as a magic pill - but when it comes to supplements for triathletes, these five dietitian-approved picks might actually be useful.

Nutrition expert Matthew Kadey, R.D. breaks down everything you need to know about creatine for triathletes: what it is, how it works, the proven and not-so-proven benefits, and the truth on whether the supplements are actually useful.

Has Maurten finally figured out how to harness the power of baking soda without paying the gastrointestinal price?

Supplements may seem like a no-brainer, but what you need can vary based on who you are—and what conditions you're training and racing in.

The supplement Athletic Greens/AG1 seems to be everywhere in the endurance market these days. Registered Dietitian Matthew Kadey takes a look at "greens powders" for athletes and whether they deliver on their mighty claims.

A new study shows most sport supplement research is done on men, not women—and blanket recommendations for both groups may be holding women back.

Pre-exercise formulas are marketed as being your workout's best friend. But do they live up to the hype? An R.D. breaks down the most common pre-workout supplements for triathletes, from caffeine to BCAAs.

Apple cider vinegar has been making a huge comeback for its health benefits—is the gummy version the solution to a face-puckering problem?

Pay attention to the timing of your vitamins and supplements—not just what you're taking.

This trendy fatty acid is a popular staple in the keto diet. Here’s what you should know about MCT oil before you start taking it.

Providing 5,000 IU of vitamin D absorbed directly through your skin with each daily dose, D+ Lotion offers an innovative and effective way to make sure you’re getting enough of this vital nutrient.

Taking care of the powerhouse hidden inside your cells can help you stay stronger longer.

This innovative topical supplement allows you to boost your daily intake of vitamin D.

But do they work to improve endurance performance? The evidence, so far, is mixed.

Dr. Berardi breaks down an easy way to use different food types to keep you balanced and get your diet on track.

An amino acid supplement that is popular with bodybuilders may be better for triathletes.

This seminar features Cristina Rivera. Rivera talks about nutrition products like bars, gels and supplements, and helps you decide which ones are worth your time.

As we get older, our bodies gradually lose their capacity to fight free radicals with antioxidants—including those free radicals that cause fatigue during exercise. Could antioxidant supplementation combat this effect of aging on endurance performance?