What are myvitamins Immunity Plus? Myvitamins Immunity Plus capsules are an all-in-one designed to help keep you fighting fit. A unique blend of Wellmune & Bio Perine – which has significant antioxidant properties. Plus, we’ve added in Vitamin C, which contributes to the normal function of the immune system, as well as protecting cells from oxidative stress. These capsules are perfect for hectic schedules. Why use should you take Immunity Plus? When you are living & working to a hectic schedule, there is nothing worse than getting run down & feeling rubbish. Supplements containing Vitamin C, can help to protect your body from oxidative stress, as well as helping to reduce the feeling of tiredness & fatigue.