is found in: Algae, Spirulina, Chlorella, Wheat Grass, and Barley Grass. Other names for Chlorophyll include: Chlorophyllin, Chlorin e4, and Chlorin e6. Carotenoids Carotenoids are organic pigments that are naturally occurring in chromoplasts of plants and some other photosynthetic organisms like algae . In humans, carotenoids such as beta-carotene are a