Provides 1000 mcg of Methyl B12 (mecobalamin) per 1 spray New innovative proprietary Liposomal Technology for optimal absorption and delivery Supports energy levels and relieves fatigue Supports nervous system function Maintains healthy immune system function Maintains Vitamin B12 levels in the body Vegan Friendly For full product description please visithttps://designsforhealth.com.au/product/liposomal-methyl-b12-liquid-50ml/.