No human clinical trials of Dihexa itself published as of 2026
Side effects to Vitamin B12 are SO rare that they cannot be estimated from current data (in other words, less than 1 in 10'000)
Sources: Clinical, Cosmetic, and Investigational Dermatology, September 2015, pages 463-470 Journal of the America Academy of Dermatology, November 2012, pages 1,103-1,024 Skin Research and Technology, August 2008, pages 376-380 Dermatologic Surgery, July 2005, pages 814-817 Canadian Family Physician, July 2006, pages 855-856 Dermatologic Surgery, April 1999, pages 311-315 *Please Note: due to supply chain this product will be shipping without the outer box *This product is a dietary supplement and is free from any drugs
Acknowledgments This work was supported in part by the Japan Study Group of NAFLD (JSG-NAFLD, Kyoto, Japan)