Zestlife Resveratrol,a compound found primarily in red wine, is a naturally occurring antioxidant. Antioxidants protect the body from the damaging effects of free radicals present in our food, body and environment. It is also known as a phytoalexin produced naturally by several plants when under attack by pathogens such as bacteria or fungi. May help to support a healthy immune system via its antioxidant activities May help to maintain a healthy cardiovascular system May help to maintain healthy blood sugar levels In comparison an 8-ounce glass of red wine provides approximately 640 mcg of resveratrol, while a handful of peanuts provide about 73 mcg of resveratrol. Zestlife Resveratrol provides 60mg resveratrol per capsule. Mcg (micrograms) are 1000 times smaller than mg (milligrams).