you dont need mk677 nor do you need to stack rad and yk11 at your age... heres a much better layout
for the best quality sarms check out  https://umbrellalabs.is  or https://researchchemicals.co/
1-12 GW-501516 (CARDARINE) 20 mg day dosed once a day in the a.m.
1-12 Rad-140  (TESTOLONE)  20 mg day dosed once a day in the a.m.
1-12  AC-262 (Accadrine) 20-30 per day once a day in the a.m.
1-12  n2guard
Mini pct 13-16
Clomid 50/25/25/25  OR Nolva 40/20/20/20
Gw-501516 20 mg day