PetWell’s CALM + LAMB Functional Treats offer an ideal solution for soothing your dog or cat’s anxiety. Combining the power of PetWell’s CALM Anxiety Aid supplement with a blend of freeze-dried lamb hearts and tripe, expertly infused together. Lamb, an excellent source of high-quality protein, also contains tryptophan, an amino acid known to increase serotonin levels in the brain, promoting mood regulation. The freeze-drying process preserves the flavour and nutritional content of the beef proteins.