What is it?Holland & Barrett High Strength Effervescent Vitamin C and Zinc tablets are an easy to take, blackcurrant 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.Supports the Immune System Helps to Reduce Tiredness and Fatigue What Are the Benefits of This Supplement?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. Effervescent supplements are supplements which come in a tablet form. However, instead of swallowing this tablet orally, it needs to be dissolved in water, where it will give off fizzy bubbles as it disintegrates. They are a good option for people who don’t like swallowing tablets but still want to get their vitamins. Holland & Barrett International Limited, Barling Way, CV10 7RH, UKHolland & Barrett Limited, 45 Henry St, D01 E9X8, Ireland