All About Vitamins & Supplements

These “All About Articles” will cover all the hot topics in the vitamin and nutritional supplement world. We’ll discuss both the essential nutrients as well as those supplements designed to improve a host of your body’s systems. To stay up to date, subscribe to the Precision Nutrition RSS Feed or sign up for weekly email updates.

All About Glutamine

Should you supplement glutamine? Well, double check: are you lying in a hospital bed? Are you sitting at your Polish grandmother’s dinner table? In those cases, the answer may be yes. If not, you may want to save your money.

All About Vitamin D

Vitamin D, aka the “sunshine vitamin”, is crucially important for the body. And yet most of us are probably deficient. Grab the convertible or get on your bike and head to the beach!

All About Creatine

Creatine’s a selfless type. It really wants you to finish that sprint or squat set, so it hands out its phosphates all over the place. It’s also a meat-and-potatoes supplement, literally and metaphorically. It’s in your steak, and it’s been fuelling athletes and bodybuilders safely for decades. Find out how creatine does its Mother Teresa routine, and why it’s a good addition to your supplementation regime.

All About Caffeine

There’s nothing like a good ol’ espresso buzz before a morning workout; after all, research shows that caffeine can improve your athletic performance temporarily. But is it GOOD for you? How does it work? We review the evidence.

All About Beta-Alanine

Beta-alanine supplementation may help buffer lactic acid and help with healing, muscle recovery, and muscle contraction. But for now, the evidence is mixed.

All About BCAA

Branched chain amino acids, aka BCAAs, are important players in protein synthesis. Without enough of them in your diet at the right times, you could be sacrificing some hard-earned gains in the gym.

All About Nutrient Deficiencies

Cracked lips? Weird tingling? Scratchy eyeballs? Could be the morning after the night before, or it could be a nutrient deficiency.

All About Protein

Dietary protein…it’s one of the most important topics when it comes to your physique and making improvements to it. If you’ve ever wondered what it is, why it’s so important, and how much you should be eating, check out this article.