Made with all United States grown, certified organic ingredients Dual extraction of fully mature mushrooms Packaged in 21 C.F.R. compliant glass bottle Manufactured in a GMP Compliant FDA registered facility Serving size: 2 teaspoons daily Red Reishi mushrooms have been consumed for centuries and are sources of many nutrients including triterpenoids, polysaccharides (Beta-D-glucans), and Adenosine. Half Hill Farm's Red Reishi Mushroom Dual Extract processes only the mature fruit bodies of certified organic Red Reishi (Ganoderma Lucidum) mushrooms through a lengthy hot water (reverse osmosis water), vacuum extraction, and USDA Certified Organic pharmaceutical grade USP alcohol extraction processes. Half Hill Farm has been making mushroom dual extracts for more than a decade. Our full spectrum dual extract is manufactured and bottled in our FDA registered manufacturing kitchen in Woodbury, TN USA and has a shelf life of 1 year. Our Turkey Tail Dual Extract comes in two size: 100 ml (3.38 oz. - ten servings) and 200 ml (6.76 oz. 20 servings). Use in tea, coffee or infuse into baked goods, candy or other food products to add Turkey Tail mushrooms to your diet. Turkey Tail has a bitter flavor that dilutes with full servings of food and drink. Shake well before each use.