The best stem cell treatment for multiple sclerosis (MS) clinics in Mexico hold JCI and General Health Council accreditations, operating in cities like Monterrey and Cancún. According to Bookimed’s ranking, the top clinics are Dr. Irwin Abad Medicina Estética y Regenerativa, , and . They stand out for treating over 5,000 patients annually and focusing on stem cell therapy for neurological conditions. When choosing a provider, look for board-certified regenerative medicine specialists, international accreditation, and clinical experience with MS. Always consult a qualified neurologist before making a decision.