Letco’s comprehensive Master Formula Database is available to current Letco customers. Before you start searching, make sure you’re logged into your account.
Letco provides the Master Formula Database to our customers for informational purposes only. We make every effort to ensure relevant USP and current Good Compounding Practices are noted within the specifications of each Master Formula.
Customers can perform unlimited searches for formula summary information but are limited to 10 downloads per 7 day period. If you need to download more or need additional assistance, please contact our Compounding Support Services team. You can reach the team at