Copper peptide GHK-Cu is a naturally occurring copper complex of the tripeptide glycyl-L-histidyl-L-lysine. The tripeptide has strong affinity for copper(II) and was first isolated from human plasma. It can be found also in saliva and urine.

Barium lithol red is a transparent blue-toned red pigment mainly used for ink coloring.

Aloinoside B (11-o-Rhamnosylaloin B) is a glycoside from aloe vera.