HIFAS-Lentinan Drops is a liquid supplement based on Lentizumib®, an active, concentrated, and potent beta-glucan obtained from Shiitake (Lentinula edodes). *Contains natural vitamin C, which contributes to the normal functioning of the immune system. EASY-TO-INGEST LIQUID FORMAT. Free of alcohol, suitable for celiacs, lactose intolerant individuals, and vegans. Hifas da Terra products do not contain heavy metals or pesticides. Tireless, reliable, and effective: that's how a strong immune system acts every day. However, genes, lifestyle, and diet influence the strength of immune defenses. Strengthening the immune system is the order of the day, especially with a natural and easy-to-ingest liquid formula. Active immunosurveillance also applies to healthy and fit individuals as we face great challenges and situations of vulnerability for the immune system every day.