For recipes, 1 tablespoon of pure Vanilla Powder is equal to 1 tablespoon of vanilla extract. Vanilla Powder may be somewhat difficult to find but can generally be located in some food stores, cake decorating supply stores, gourmet markets, and through specialty mail order services.
In brief: Alcohol. Alcohol is a diuretic, excess of which causes fluid loss & dry skin, and along with effect on liver leading to nutritional & vitamin deficiencies, it can cause acne & other skin conditions such as psoriasis. In brief: Alcohol.
There really is scientific evidence that masturbation can cause increased testosterone levels, and that increased testosterone levels are one factor in acne breakouts. The fact that one has acne, however, neither proves nor disproves the proposition that they indulge in masturbation.