People on social media have complained protein powder is causing excessive gas and bloating. Here's what experts think.

Between protein powder, amino acids, and creatine, there are a lot of performance supplements for athletes. Nutritionists explain which ones are backed by science.

Evox is engineering exosomes—lipid-membrane-containing nanoparticles constitutively produced by cells—and loading them with protein therapeutics or nucleic-acid-based agents (Fig. 1).