I think phrases along the lines of "Women don't wear makeup for men, but for other women" or "Guys lifting weights ends up doing it to impress the guys at the g

I think phrases along the lines of "Women don't wear makeup for men, but for other women" or "Guys lifting weights ends up doing it to impress the guys at the gym, not girls at the club" are thrown around and are in line with the effect you say is absent about preference and self image.