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.
References in periodicals archive ?
The single pigment consists of a natural pigment as the base, mined and processed in the United States under carefully controlled conditions.
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.
Sweet potato have anthocyanins a natural pigment which gives it the pink color, is an antioxidant whih has anti inflammatory, anti viral and anti microbial qualities.
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.