189 In the index

MGF MGF

A natural muscle-repair signal the body produces after intense exercise, studied mostly in rodents when injected as a research chemical. It's popular in bodybuilding circles despite there being no human trials proving it works or is safe as an injectable product.

Also known as Mechano growth factor

Effects Build muscle Heal

Routes Subcutaneous

Legal status Research chemical

WADA Banned at all times

Reported dosing

User-reported

What has been reported in the literature and by users. This is a record of what is done, not a recommendation.

Typical dose 100-200 mcg per dose

Reported range 100-300 mcg per dose

Route Subcutaneous or intramuscular injection (often injected locally near trained muscle)

Frequency Once daily, post-workout

Duration 4-6 week course (unregulated use)

Mechano growth factor, a splice variant of IGF-1; not FDA-approved, sold only as a research chemical with an extremely short half-life and essentially no controlled human safety data.

Where this comes from Animal studies; user-reported/research-chemical vendor literature

There is no approved human dosing for this compound. The figures above are what users and vendors report, not what has been established as safe or effective. Treat them as a record of what is done, not as guidance.