OTI D Vitamin D3

OTI D is a Vitamin D3 supplement produced by OTI (Officine Terapie Innovative), an Italian pharmaceutical company specialized in homeopathy, herbal medicine, and nutritional supplements.

Founded in Italy, the brand has built a reputation for integrating traditional natural medicine with modern scientific standards. The product displayed is designed to support the immune system and bone health. As of 2026, the brand remains under the ownership of its original Italian parent company, maintaining its production facilities within Italy to ensure quality control and adherence to European pharmaceutical regulations.