Substance P (5-11), the C-terminal heptapeptide of Substance P (Substance P ), is a neuropeptide. Substance P (5-11) binds to NK-1 tachykinin receptor.

Resinacein L is an inhibitor for α-glucosidase with an IC50 of 0.635 mM. Resinacein L slows down the digestion and absorption of carbohydrates, thereby decreasing postprandial blood glucose.

Phenylacetylglutamine is a normal constituent of human urine but other mammals such as the dog cat rat monkey sheep and horse do not excrete this compound. Phenylacetylglutamine is a major nitrogenous metabolite that accumulates in uremia. Phenylacetylglutamine also is a microbial metabolite found in Christensenellaceae Lachnospiraceae and Ruminococcaceae.