beta aline,creatine,pre work shakes all tests booster, pre hormones .... are bad for hair
whey protein (only whey no mixed shakes ) are not bad for hairloss
all anabolic are bad for hair, but all short esters are really bad
long esters like test e and bold one are relatively save bc they don't work aggressive
anavar is the safest anabolic, the really bad ones are masteron,stanos (wins rol )parabolan and all dht related anabolics
hgh is proven good for hair (makes hair thicker and replace hairs )
hch,clomid,tamoxifen,..... are hair killers