Kaempferol 7-O-rhamnoside is a natural product from Maytenus hookeri.

N-methylnicotinamide is a metabolite of niacin (or nicotinamide) and is commonly found in human urine. However low levels of urinary excretion of N-methylnicotinamide indicates niacin deficiency. In patients with liver cirrhosis nicotinamide methylation is increased leading to a rise in urinary N-methylnicotinamide. N-methylnicotinamide has been found to be a microbial metabolite.

Butyrospermol is a protolimonoid extracted from shea (Euphorbia). As a long-chain fatty acid ester first discovered from natural products, Butyrospermol has antifeedant and antitumor activities.