Reducing acne may be as easy as drinking a glass of fortified milk, recent research shows. A study in the journal Nutrition suggests that daily consumption of milk enriched with the whey protein lactoferrin for 12 weeks reduced visible symptoms of acne vulgaris (a skin condition ranging from minor irritation to more serious acne that affects nearly 80 percent of adolescents and young adults) by up to 20 percent. Check out more top natural tips on how to prevent and treat acne