The Authoritative Guide to Grapefruit Seed Extract : Stay Healthy Naturally : A Natural Alternative for Treating Colds, Infections, Herpes, Candida and Many Other Ailments
Dr. Allan Sachs trained as a medical researcher and developed an intense interest in the antimicrobial aspects of certain plant derivatives, especially grapefruit seeds.  He is the authority known worldwide, on their use for healing in the home, as well as in farming and industry.