nothing.. you are too young and have next to nothing for training experience.. s23 is more of a steroid than sarm, and you are a long way from anything like that.. you should stick with the sarms triple stack as your first stack... its much more suitable for you considering your training history.. it is a great starter stack
for the best quality sarms visit either https://umbrellalabs.is or https://sarms.forsale
1-12 GW-501516 (CARDARINE) 20 mg day dosed 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 Mk2866 (OSTABOLIC) 25 mg per day first two weeks then bump to 50 mg per day, dosed once a day in the a.m.
Mini pct 13-16
Clomid 50/25/25/25 OR Nolva 40/20/20/20
Gw-501516 20 mg day