Natural organic extracts of 2 types of medicinal mushrooms, this product contains 80% Lingzhi (Reishii mushroom) spores and 20% of Yunzhi PSP. Polysaccharide-peptide (PSP) is the active component found in the extracts of the Yunzhi mushrooms. Indicated for : Strengthens the immune system Relieves stress, improves sleep and increase concentration power Strengthens the heart and improves general circulation Supports a healthy liver function Relieves aches and pain of the joints in the elderly. Suitable for vegetarians  Heritage Lingzhi Cracked-Spores Plus is manufactured in Singapore according to stringent cGMP protocols and, is registered and approved by Health Sciences Authority, Singapore.