October 2011 in “Journal of dermatology” A man with a rare skin condition and a new gene mutation developed high calcium levels due to his treatment.
January 1990 in “Springer eBooks” Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.
November 2025 in “Clinics and Practice” Red ink tattoos can cause severe skin reactions and complications, especially in those with autoimmune tendencies.
43 citations
,
July 2016 in “European journal of pharmaceutical sciences” Scientists created tiny particles that release medicine on the skin and in hair, working better at certain pH levels and being safe for skin cells.
September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A new staining method shows a special area in the hair's skin layer with lots of proteoglycans.
5 citations
,
December 2011 in “Vox Sanguinis” Some blood donors on teratogenic drugs may have unsafe drug levels, suggesting a need for better deferral policies.
November 2025 in “Cosmetics” POLEVAN® improves hair shine, moisturizes the scalp, and maintains foam quality in shampoos.
April 2023 in “JMIR. Journal of medical internet research/Journal of medical internet research” The EVInews database provides significantly higher quality information than web-based sources for pharmacists.
2 citations
,
November 2024 in “JAAD reviews.” Certain drugs can change hair color, either lightening or darkening it.
Herbal hair dyes using plants like henna and beetroot are safer and can produce varied colors, with two-stage applications giving darker shades.
5 citations
,
July 1999 in “Journal of Anatomy” Methylene blue staining effectively reveals detailed nerve structures in rat snouts.
June 2021 in “Clinical neuropsychopharmacology and therapeutics” Valproic acid can cause hair color change in older men.
February 2025 in “Cosmetics” Blue light therapy is promising for skin and hair conditions but needs more research for widespread use.
126 citations
,
October 1983 in “Journal of The American Academy of Dermatology” Isotretinoin effectively treats severe acne and similar conditions, but has common, mostly reversible side effects, requiring careful patient monitoring.
114 citations
,
December 1951 in “Archives of Dermatology” Aminopterin strongly suppresses epithelial tissues and can treat certain skin conditions but has significant side effects.
54 citations
,
September 1972 in “British journal of nutrition” Malnutrition severely harms growth and development in young baboons.
47 citations
,
July 1967 in “Science” Not eating enough protein can cause hair roots to shrink and lose color, and hair to become thinner.
36 citations
,
April 2013 in “Cell and Tissue Research” Bone-marrow and epidermal stem cells help heal wounds differently, with bone-marrow cells aiding in blood vessel formation and epidermal cells in hair growth.
28 citations
,
December 2010 in “Langmuir” Hair fibers interact through classical forces, which are influenced by treatments and products, important for hair care and other applications.
14 citations
,
November 1963 in “The journal of investigative dermatology/Journal of investigative dermatology” Pathologic tissues have more soluble proteins than normal tissues.
11 citations
,
November 2015 in “Journal of Functional Foods” Hibiscus petals improved blood sugar and stress responses in diabetic rats.
8 citations
,
March 2019 in “Progress in Human Geography” Hair significantly shapes body identity and social interactions, influencing how we perceive and relate to our bodies.
8 citations
,
March 1942 in “Journal of Endocrinology” Thyroid hormone treatments help thyroidectomized rats grow normally.
7 citations
,
January 1987 in “Archives of Dermatology” Most people using minoxidil for hair loss probably won't see significant improvement.
6 citations
,
April 2015 in “Behavioural Brain Research” Finasteride worsens stress effects on sensory processes, possibly linking to anxiety/depression.
5 citations
,
July 2019 in “Applied statistics/Journal of the Royal Statistical Society. Series C, Applied statistics” Case-only trees and random forests improve predictions of treatment effects in clinical trials.
5 citations
,
January 2010 in “The anatomical record” Most dogs have hair whorls on their chest and limbs, with shelter dogs and short-haired dogs having more chest whorls.
3 citations
,
September 2005 in “International Journal of Cosmetic Science” Different oils penetrate hair differently; monounsaturated oils like olive oil penetrate better than polyunsaturated oils.
3 citations
,
June 1983 in “Archives of Dermatology” Aminopterin effectively improves skin conditions but has toxic side effects that need careful monitoring.
January 2024 in “Brazilian Journal of Hair Health” Modern hair care trends often reinvent old practices to create new trends or reinforce existing ones.