MyoStim™ offers a complete suite of muscle-supportive nutrients formulated to promote muscle tissue preservation and healthy aging in a delicious clementine-flavored, easy-to-mix powder.* MyoStim™ combines clinically useful amounts of collagen peptides, L-leucine, β-hydroxy β-methylbutyrate (HMB), creatine, geranylgeraniol (GG), and vitamin D3 to help mitigate the effects of age-related muscle loss and support lean body composition.