We know if body builders take like huge doses of insolen, it is, in fact, atabolic. And honestly, test astro in its actually kind of the same way. So whele insolent isn't anabolic in the physiological range, it does appear to be anti catabolic. But for the most part, like 15, 20 % differences in testasterone just don't make a difference in the lean mass. It might make adiffernce how you feel, ore sextri the beete, those sorts of things, but not lean mass.