Dr. Garberâs Natural SolutionsDr. Stuart H. Garber, D.C., Ph.D. is a holistic medicine practitioner who specializes in homeopathy, and he lectures to medical, dental, chiropractic, and acupuncture groups throughout the United States, Europe, Asia, and the Caribbean. Dr. Garber practices and researches in Santa Monica, CA, and his Natural Solutions line is condition-specific and offers safe biotherapy formulas that may be mixed and matched for an individualâs unique needs. Natural Solutions formulas combine three biotherapies: gemmotherapy, lithiotherapy, and organotherapy in a special synergy. They address a variety of conditions without harmful side effects.