Microbiome Labs MegaMucosa 5.5 oz Berry Acai FlavorBrand: Microbiome Labs Features: The first complete mucosal support supplement of its kind, a unique powder formulated to support a healthy mucosal barrier.* Includes L proline, L serine, L cysteine, and L threonine. These four amino acids have been shown to support mucin production and maintain mucin synthesis in the colon, resulting in a thick and healthy mucosal barrier.* Contains dairy free immunoglobulins clinically shown to support a healthy