... prevent influenza-chang. 2. Nutrition, skin, anti-aging: Propolis has good anti-oxidation, the role of scavenging free radicals and ... acne, acne, pigment spots decomposition to reduce the wrinkles, anti-aging, so that the skin reproduce the delicate, smooth, ... , and auxiliary inhibit tumor 4. Strengthen the immune system, anti-virus 5. Long-term smoking, alcohol consumption, work pressure, chronic ...