natural pigment

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nat·u·ral pig·ment

a naturally occurring colored compound; absorbs light in the visible range of the electromagnetic spectrum. Compare: structural color.
Synonym(s): biochrome
References in periodicals archive ?
In addition, this study has consequently shown that adding algae species involving natural pigment materials to the feeds increases the total amount of carotenoids in tomato clown fish skins.
According to the above literature, the current natural pigment sources potato leaves with lower doses 15, 20 and 25 mg/kg were not sufficient to form egg yolk colour since their storage ability in yolk is quite lower than synthetic ones.
The company told Feedinfo News Service that it is expanding into the feed market with the launch of a portfolio which includes natural source Vitamin E, natural pigment products as well as amino acids, antioxidant formulation, and enzymes.
Blending anthocyanins with paprika extracts results in a bright red color, which cannot be obtained with only one natural pigment.
Scientists have speculated that N-acetyl glucosamine (a stabilized form of glucosamine) and niacinamide (a B vitamin) might promote a more even skin tone by reducing the production of melanin, the skin's natural pigment.
The 5% chamomile extract in Klorane shampoo contains the natural pigment apigenin, which is proven to gradually and naturally enhance blond highlights.
said Wednesday it will launch astaxanthin, a natural pigment and antioxidant, within this year as a food supplement to help strengthen the immune system, slow down the skin's aging process and alleviate muscle fatigue.
Saffron owes its bright yellow color to its natural pigment crocin--a water-soluble gentobiose form of the carotenoid crocetin.
Hogsden advises: "If your brows have lost their natural pigment or are naturally pale, opt for a powder or fibre-based brow product, to insure they have a soft finish, such as Benefit's Gimme Brow.
The artifacts and the skeleton were covered with powdered red ochre, a natural pigment, indicating a burial ceremony.
In the present study, 20% maize was used in feed formulation to reduce the natural pigment in the diet.