Beta-alanine and creatine are used to support your muscles and exercise performance. Learn the benefits, any potential interactions, and tips for effective supplementation.

Medically reviewed by Kayla Girgen, RD Creatine is a compound your body naturally makes from the amino acids arginine, glycine, and methionine. Around 95% of the creatine in your body is in skeletal ...

Proteins, composed of essential and non-essential amino acids, are vital for building tissues, immune function, and muscle ...

When the skin is injured, a stem cell’s survival instincts kick in. New research reveals that a simple amino acid, serine, ...