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Recent Examples of dyestuffThis cutting-edge technology uses membrane separation to extract indigo dyestuffs from wastewater.—Sj Studio, Sourcing Journal, 12 Feb. 2025 Orta has a collection dyed with Tannin, a natural dyestuff made from acorn shells.—Angela Velasquez, Sourcing Journal, 22 Oct. 2024 Adding fuel to the fire, the wastewater generated by these processes can be highly polluting, containing large amounts of dyestuffs and alkaline chemicals.—Sj Studio, Sourcing Journal, 10 July 2024 The common name of the dyestuff, Tyrian purple, derives from the habitat of the mollusks, which the Phoenicians purportedly began harvesting in the 16th century B.C. in the city-state of Tyre in present-day Lebanon.—Franz Lidz, New York Times, 5 Mar. 2024 For most of history, dyestuffs were derived only from natural materials like plants, minerals and invertebrates, offering people a narrow range of colors from which to choose.—Bruce Falconer, New York Times, 28 Feb. 2018 By the close of the 19th century, German dyestuffs dominated the world market, though the first effects of acute exposures were already evident among the earliest generations of dye workers.—Rebecca Altman, The Atlantic, 4 Oct. 2017
On the other hand, bright colors, such as red, purple, or green, indicate added pigments, which Erdle says are not inherently unsafe but may not be well-regulated in low-quality products.
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Heather Riske,
Better Homes & Gardens,
6 June 2025
Martin loves it for its soft yet bright pigment that adds a pop of color on the cheek without looking too powdery on top of foundation.
In January of this year, the FDA revoked its authorization for the use of FD&C Red No. 3, giving companies until early 2027 to phase out use of the product in foods in favor of alternative food colorings.
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Stephen DeAngelis,
Forbes.com,
6 June 2025
The new species was identified by its DNA, tail length, body proportions, ears, skull shape, coloring and other subtle physical features, the study said.
What makes these products incredibly healthy are the food additives, preservatives, and colorants added during multiple stages of processing.
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Anuradha Varanasi,
Forbes.com,
30 May 2025
Oeko-Tex Standard 100: Another third-party verification that ensures textiles are free of over 1,000 substances such as pesticides and colorants after being submitted to rigorous lab testing.
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