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Hair relaxers and straighteners can be toxic to skin cells.

A new hair perming method avoids damage and lasts longer than traditional methods.

NaOH treatment improves hair strength and suitability for textiles.

A new perming method is less damaging to hair and works as well as traditional methods.

Polymethylene wax in hair relaxers makes hair smooth and shiny with less damage.

Inhibiting ALOX12 can help hair cuticle maturation by increasing S100A3 citrullination.

Both amodimethicone and dimethicone copolyol amine are effective hair conditioners.

Benzo[c]quinolizin-3-ones are effective nonsteroidal inhibitors of human steroid 5α-reductase 1.

Oxidizing agents break down keratin in wool and hair, causing swelling and increased solubility.

Changing the C-ring structure in certain compounds can make them better at blocking a specific human enzyme.

Scientists made new substances that can block an enzyme linked to prostate issues and hair loss, with potential for creating a new treatment.

Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.

The compound (1R,2S)-4-(2-Cyano-cyclohexyl-oxy)-2-trifluoromethyl-benzonitrile can stimulate hair growth and reduce oil production when applied topically.

Modified keratin binds better to hair, especially bleached hair.

Human hair keratin has a 40% α-helix structure that changes to a random coil in 8 M urea.

Best results found using acetonitrile, water, and trifluoroacetic acid or methanol mixture.

Diphenyl ethers can potentially reduce excess oil production when applied on the skin, helping treat conditions like acne.

The study found that baicalin has different stable shapes in gas and water, with two shapes better for interacting with positive charges in water.

The chemicals 17βC and its methyl ester can block the effects of testosterone on hamster skin but not the effects of DHT.

The study found ways to create important compounds for male health from olive waste.

Hair absorbs alkali bromide salts and water, affecting its structure, with absorption decreasing at higher temperatures.

A new compound with strong antiandrogenic effects was found, potentially useful for treating conditions like acne and prostate cancer.

New compounds were made that effectively block enzymes related to prostate issues and hair loss.

Straightening and dyeing damage hair structure.

New A-homo-B, 19-dinor steroids showed strong antiandrogenic activity without affecting the enzyme 5α-reductase or androgen receptor binding.

Five preservatives may disrupt hormone function and need more health and environmental risk assessment.

DTDG in hair treatments reduces damage and preserves hair structure.

Hair perms or treatments seem safe to use up to 3 to 4 times during pregnancy.

The ethanol patch test reliably identifies ALDH phenotype.