One-a-day powder sachets ? mix with water to make into a delicious orange-flavoured effervescent drink or take directly into the mouth. 1000mg vitamin C per sachet with vitamin D, zinc and selenium to support immunity and elderberry extract and beta 1,3 & 1,6 glucans. Contains 5 billion Lab4 research-backed friendly bacteria and prebiotic fructooligosaccharides (FOS) to feed the friendly bacteria. Flavoured naturally using freeze-dried orange