Follistatin-315

The mouse muscle came from a gene planted inside the fibers by a virus, followed over 2 years.

Also called FST-315, FS-315, Circulating Follistatin

The item

Three squares: proven in human trials. Two: a strong signal. One: early human data. Striped: the trials disagree.

Emergency: call 911.

I am not a doctor. This is not medical advice. This is self-education. Talk to a physician who has your history before you change anything.