Services TENTEN is the privileged partner for the export sale of companies producing reagents and medical diagnostic equipment. Reagent For technical assistance with buying reagents and chemical compounds, please talk with our Reagent Specialist for more information. Contact Us nMN supplement NMN supplementation has been found to improve various parameters of health, including physical endurance and muscle strength, neurological function, heart health, body weight, and gene expression. Learn More Hair Growth TENTEN’s regrowth solutions are non-surgical options that have shown to regrow hair when used as directed. Learn More