Nature’s Answer Bio-Pro Maitake Bio-Beta-Glucan is a professional-grade, alcohol-free liquid herbal extract designed for powerful immune system support. This 60ml (2 fl oz) super-concentrated formula is derived from the Organic Maitake mushroom (Grifola frondosa), renowned for its health benefits for thousands of years. The extract is standardized to 50% Proteoglucan (15 mg per six-drop serving), which is comprised of protein-bound Beta (1,3)(1,6) Glucan chains, the active compounds that help activate and modulate a healthy immune response. Beyond its role as an immune tonic, the formula is antioxidant-rich and may support overall wellness, vitality, and natural defenses. Crafted using Nature’s Answer’s unique Bio-Chelated® cold extraction process and Advanced Botanical Fingerprint Technology, this supplement is high-quality, fast-absorbing, Vegan, Non-GMO, Gluten-Free, and contains no artificial flavors or preservatives. As a dietary supplement, the suggested use is six (6) drops three (3) times a day in a small amount of water.