This high potency formula contains 500mg vitamin C, with Blackcurrant, Black Elderberry and Bilberry, plus Zinc, for immune support. Vitamin C is a powerful antioxidant that supports healthy immune function. Zinc also plays a key role in immune function. Emerging research has found that the anthocyanidins found in Blackcurrant out-perform these compounds in other fruit and not only protect nerve cells from oxidation but also support the body"s defence systems. Two tablets provide: 1000mg vitamin C, 5mg Zinc, 50mg Blackcurrant fruit 4:1 extract (minimum 2% Anthocyanidins) 50mg Bilberry standardised extract (2%Anthocyanidins), 80mg Black elderberry standardised extract (2% total flavanoids). Suggested intake: Take 2 tablets 1-3 times a day (children over 8 years, 1-2 tablets a day), with meals.