Origin
Ostarine is an orally bioavailable, nonsteroidal SARM that was developed by Gtx, Inc. in the late 1990s primarily for the treatment of muscle wasting and osteoporosis.
Side effects
Common low-grade side effects included headache, nausea, fatigue, and back pain. Other observed effects were transient elevation in the alanine transaminase (ALT), reductions in high density lipoprotein (HDL), blood glucose, insulin, and insulin resistance. The side effects of decreased testosterone include reduced sex drive, infertility, muscle weakness, loss of bone density, weight gain accompanied by increased body fat, insomnia, and depression.