MK-2866 (Ostabol) is a selective androgen receptor modulator (SARM), originally developed as a way to treat diseases or conditions associated with muscle and bone wasting.MK-2866 also has the added benefit of improved healing and recovery from soft tissue injuries such as tendon and ligament injuries. MK-2866 has been shown to be significantly anabolic and it is also very anti-catabolic, not significantly suppressive of your own testosterone production or the hypothalamus-pituitary-testicular axis, and no unwanted androgenic side effects.


MK-2866 is very effective in improving lean muscle mass and strength gains, injury prevention,recovery and also maintaining size during a cutting cycle.


99% pure pharmaceutical grade SARM

Manufactured within Australia

HPLC tested

Registered express post within Australia

Shake well before use



Due to its moderate half-life of 24 hours, the most commonly recommended dosage for MK-2866 in the literature is 12.5mg to 25 mg per day, for 8 to 12 weeks.  Shake well before use.



Keep out of direct sunlight and store in a cool dark area.