Adva C Max capsules contain vitamin C which contributes to the normal function of the immune system and helps protect cells against oxidative stress. Vitamin C also supports collagen formation necessary for healthy skin, cartilage and blood vessels. How to use: Take capsules according to label directions. Mama caution: Hi Mama! Adva C Max is a fantastic and 100% safe choice to keep your immune system strong and your energy up! This “Triple Power” blend of Vitamin C, Zinc, and Vitamin D3 works like a shield for you and your baby. Since these are nutrients your body already loves and needs, they are perfectly safe for your journey.