What is it?Holland & Barrett High Strength Effervescent Vitamin C and Zinc tablets are an easy to take, orange flavoured effervescent food supplement. These tablets contribute to the normal function of the immune system and help support the normal function of vessels, bones, cartilage, gums, teeth, and skin.Helps Support the Immune System Helps Reduce Tiredness and Fatigue Powerful Antioxidant What Are the Benefits of This Effervescent Tablet?Vitamin C and Zinc contribute to the normal functioning of the immune system. Vitamin C contributes to the protection of cells from oxidative stress. Vitamin C increases iron absorption and supports normal collagen formation and energy-yielding metabolism. Vitamin C also contributes to normal collagen formation for the function of blood vessels, bones, cartilage, gums, teeth, and skin. As well as this, Vitamin C can help with tiredness and fatigue. Holland & Barrett International Limited, Barling Way, CV10 7RH, UKHolland & Barrett Limited, 45 Henry St, D01 E9X8, Ireland