M.A.S.S. Builder is the first supplement designed to support healthy weight that combines Gamma Oryzanol, L-Lysine, Threonine and Fenugreek for maximum efficacy. This unique formula is an all-natural and non-steroidal product that is veterinarian recommended to support healthy weight in horses. The only supplement of this type to include Fenugreek, a natural and effective substance that enhances the appetite in horses.
- Supports healthy weight gain
- Contains Gamma Oryzanol
- All natural
- Non-steroidal
- Enhances appetite








