Barlow Naturals Maitake delivers 1,000 mg of premium Maitake mushroom powder (Grifola frondosa) per serving. Known as a functional mushroom rich in natural beta-glucans, Maitake has been traditionally valued for promoting overall vitality and balanced wellness. This plant-based formula offers daily nutritional support for immune function, metabolic balance, and cellular health — a natural way to help your body stay strong and energized.