Body Pigment

The chemical component of the body has large influences on the apparent of the body stain. The user must control strictly of the material of the body.

The biological Colour pigments melanin, astaxanthin, β-carotene, and lutein were detected in light-green, dark-green, and purple sea cucumbers. ... Melanin was the major pigment contributing to body Colour, and its concentration increased with deepening Colour of the sea cucumber body