Frequent hair colouring can cause significant hair damage, scalp irritation, and hair thinning due to harsh chemicals. It is ...
Hair dyes can be harmful to the hair and body as they can cause hair breakage, scalp irritation, hair loss, and other damage.
ACDS tapped toluene-2,5-diamine sulfate for its dual nature as both an allergen and an alternative to other compounds.
Women who regularly use permanent hair dye may be putting themselves at increased risk of bladder cancer, new research findings suggest. The study is the first to show that how often you use hair ...
Background: Finding alternative hair dyes for individuals allergic to para-phenylenediamine (PPD) has been difficult. Newer permanent and demipermanent hair dyes that have replaced PPD with para ...
While mehndi enhances hair colour naturally, it may also cause dryness, allergic reactions, irritation, and texture changes.
"There are particular reactions and interactions between the chemicals within them that make these dyes work on the hair," Oxley says. "The pH (alkaline) of these products is particular to their ...
A new lawsuit claims that a hairstylist developed bladder cancer from working with a dye chemical for decades ... There are tens of thousands of reactions of this type used in organic chemistry. This ...
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