theres no reason to use mk677 at your age.. you wont see the benefits from it because you dont have low gh levels... i would look at something else..
for the best quality sarms check out https://umbrellalabs.is
1-12 YK-11 (MYOBOL) 10 mg per day split doses… 5 mg a.m. and 5 mg 6-8 hours later
1-12 AC-262 (Accadrine) 10 mg first two weeks then bump to 20 mg per day once a day in the a.m.
1-12 S4 (ANDARINE) 50 mg day... split doses... 25 mg in the a.m. and 25 mg 4-6 hours later
1-12 n2guard
Mini pct 13-16
Clomid 50/25/25/25 OR Nolva 40/20/20/20
Gw-501516 20 mg day