September 2025 in “Journal of Science Innovations and Nature of Earth” Anthocyanins in berries and purple veggies offer health benefits but need better processing for full use.
January 2025 in “Journal of Pharmacognosy and Phytochemistry” Plant-based pigments in shampoo offer vibrant colors and scalp benefits, meeting quality standards and providing a natural alternative to synthetic dyes.
December 2025 in “Sustainable Chemistry One World” Mangosteen waste can be used as an eco-friendly natural hair dye, producing a lasting reddish color and strengthening hair.
June 2017 in “Journal of Traditional and Folk Practices” Tribes in Kerala and Tamil Nadu use Begonia malabarica for various health issues.
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February 2021 in “Trends in Food Science and Technology” Impatiens plants have health-promoting compounds and are used for natural food coloring, but more research is needed to understand their full benefits.