Natural source of Vitamin D which contributes to a normal immune system Suitable for vegetarians & vegans Free from artificial colours, flavours and preservatives Mushrooms have been used for centuries as an Ayurvedic medicine in teas, food and herbal formulas. Shiitake Mushrooms, first cultivated in China before being introduced to Japan where they were cultivated on the shii tree from which their name is derived, are natural sources of Vitamin D which contributes to a normal immune system. Natural source of Vitamin D which contributes to a normal immune system Suitable for vegetarians & vegans Free from artificial colours, flavours and preservatives Mushrooms have been used for centuries as an Ayurvedic medicine in teas, food and herbal formulas. Shiitake Mushrooms, first cultivated in China before being introduced to Japan where they were cultivated on the shii tree from which their name is derived, are natural sources of Vitamin D which contributes to a normal immune system.