It is an organic supplement that provides beta-glucans, prebiotics and vitamin C from acerola. Vitamin C contributes to the normal functioning of the immune system. Eco supplement suitable for celiacs and lactose intolerant, vegetarians and vegans. Hifa da Terra products do not contain heavy metals or pesticides. Why choose bio-defense supplement? Bio Defense contains a synergy of the five most important mushrooms (Reishi, Shiitake, Maitake, Oyster Mushroom and Oyster Mushroom) with bioactive molecules. This new ECO formula provides beta-glucans, prebiotics and vitamins C and D. Bio-defense, your daily supplement with pure mushrooms and vitamins c and d What bioactive substances does bio-defense contain? Mushrooms stand out for their content in bioactive substances such as beta and alpha-glucans. The 100% powder formulas only contain active ingredients from organic mushrooms and fruits. These are obtained after dehydrating and grinding Reishi, Maitake, Shiitake, Oyster Mushroom and Oyster Mushroom. Recommended daily dose: two capsules -or according to medical prescription- in the morning.