September 2019 in “Journal of Investigative Dermatology” Botanical extracts from peas and chia seeds improved scalp health and protected hair from pollution.
3 citations
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July 2018 in “DergiPark (Istanbul University)” Medicinal plants in European Turkey are used to treat skin issues like hemorrhoids, hair loss, burns, acne, and injuries.
3 citations
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October 2021 in “Cureus” Smoking can cause yellow discoloration of upper lip hair and nails.
4 citations
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January 2015 in “Dermatology Online Journal” Smoking can cause yellowing of upper lip hair.
22 citations
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November 2010 in “Toxicological & Environmental Chemistry Reviews” Smokers and people with dyed hair have higher levels of certain metals in their hair.