The best diabetes mellitus treatment with stem cells 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 Giostar Stem Cell Therapy | Los Algodones Clinic, Giostar Stem Cell Therapy | Playa del Carmen Clinic, and . They stand out for serving international patients, offering therapies for adults and children, and treating over 5,000 people annually. When choosing a provider, look for international accreditations, experience in regenerative medicine, and patient volume, with cost-effective options. Always consult a qualified endocrinologist before making a decision.