consider the differences in the world in which the 80 year old grew up and the world of today. an older person will have grown up with clean food, air and water. having gotten past the infectious diseases of childhood they will have a stronger immune system.
i don't think that anyone here is suggesting that Acne is soley due to "toxins". you're absolutely right, it's more complicated than that. the skin does function as an eliminative organ though, up to 1 lb. of waste per day is eliminated through the skin.
we're all pulling for you, plasticat...