natural pigment

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Related to natural pigment: pigmented

earth pigment, mineral pigment, natural pigment

A pigment which is produced by physical processing of materials mined directly from the earth.
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References in periodicals archive ?
Du, "A new method research for determination of natural pigment crocin yellow in foods by solid-phase extraction ultrahigh pressure liquid chromatography," Journal of Chromatography A, vol.
These creams partially block a chemical reaction in the skin that produces melanin, a natural pigment that absorbs light and is the primary determinant of skin color.
This study analyzes the effect of Nannochloropsis oculata and Porphyridium cruentum as natural pigment sources on skin color of tomato clownfish, Amphiprion frenatus.
Funding is set to be shared across five projects, which include researching environmentally friendly protein production, bioprocessing, investigating processes to increase the value of seaweed crops, natural pigment production, and developing new tools for vaccines and therapies.
This study reveals that fungal pigments are a better source of natural pigment and antioxidants than synthetic dyes, therefore, the investigations of the antioxidant activity of natural products have created new ways for drug development to reduce the usage of synthetic drugs.
White animals, in particular, have no natural pigment to protect them.
Other items included Youssef's Palm Leaf Paper with Natural Pigment and al-Malki's mixed media collage on paper.
The age-defying ingredient is lycopene - the natural pigment that makes tomatoes red - with highest levels found in processed or cooked tomatoes used in ketchup, paste, soup and juice.
Urucum, or Bixa orellana, is best known as the source of the natural pigment annatto, produced from the fruit.
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.