123 citations
,
February 2002 in “Journal of The American Academy of Dermatology” Minoxidil can cause skin allergy; use alternative solvents or treatments if allergic.
January 2022 in “Clinical Cases in Dermatology” A man developed a unique rash on his neck after taking niacinamide, and doctors recommend considering niacinamide as a cause for similar rashes and using dermatoscopy for diagnosis.
17 citations
,
October 2003 in “Contact dermatitis” Glycerin in hand cream can cause allergic skin reactions.
August 2022 in “Contact dermatitis” Severe allergic reactions to hair dye can trigger hair loss and may be linked to multiple sclerosis.
2 citations
,
September 1991 in “Indian Journal of Dermatology Venereology and Leprology” Minoxidil caused a skin reaction in a woman.
34 citations
,
January 2012 in “Journal of Dermatological Science” Hydrogen peroxide and monoethanolamine in hair dye can cause dermatitis and hair loss.
7 citations
,
July 1990 in “Journal of the American Academy of Dermatology” A woman with bullous pemphigoid had an allergic reaction to azathioprine, but got better with alternative treatments.
November 2024 in “PubMed” Terbinafine can cause skin reactions when exposed to sunlight, so sun exposure should be avoided during treatment.
14 citations
,
July 1987 in “Contact Dermatitis” Minoxidil can cause allergic skin reactions in some users.
32 citations
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May 1995 in “Contact Dermatitis” Minoxidil can cause allergic reactions, but testing helps identify the cause.
124 citations
,
January 1995 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” Netherton's syndrome is linked to high IgE levels and unique skin and hair symptoms, and may improve with ammonium lactate lotion and allergy management.
November 2022 in “Indian Journal of Dermatology” Azole antifungals can cause skin reactions like EAC, requiring careful management.
March 2007 in “The FASEB Journal” Henna mixed with PPD can cause skin reactions, scarring, and a specific type of baldness, and needs more research to understand these effects.
23 citations
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January 2016 in “Contact Dermatitis” Allergies to some essential oils may not be found with standard fragrance tests.
Certain ingredients in personal care products, like formaldehyde, oxidative hair dyes, and sulfates, pose health risks and need careful review.
March 2002 in “Clin-Alert” In 2002, various drugs caused serious side effects, including vitamin B12 deficiency, heart issues, blindness, hypersexuality, allergic reactions, blood clotting problems, pupil dilation, capillary leak syndrome, muscle breakdown, hepatitis, skin reactions, and lupus.
11 citations
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January 2013 in “International Journal of Trichology” A man got an allergic skin reaction from using superglue on a wig.
21 citations
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January 1999 in “Molecular and Cellular Biochemistry” Niacin deficiency makes rats more sensitive to cancer-causing chemicals.
4 citations
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January 2024 in “Allergy” Everyone has an immune response to PPD, but reactions differ, causing tolerance, mild inflammation, or allergy.
2 citations
,
January 2025 in “Dermatology Practical & Conceptual” Nailfold dermoscopy is a simple, cheap way to check blood vessel changes in COVID-19 patients.
December 2025 in “Applied and Computational Engineering” Hair dyes can be harmful, but risks vary by person and can be reduced.
April 2015 in “The FASEB Journal” Nitrogen mustard causes DNA damage and structural changes in mouse skin hair follicles, but some recovery occurs after 5 days.
1 citations
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March 2022 in “Journal of burn care & research” Eyebrow tinting can cause chemical burns and increased awareness of its risks is needed.
65 citations
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April 2000 in “The Laryngoscope” Clotrimazole, miconazole, and tolnaftate are likely safe, but gentian violet is risky.
July 2021 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Knuckle darkening can be an early sign of vitamin B12 deficiency.
9 citations
,
March 1991 in “American Journal of Contact Dermatitis” Minoxidil can cause allergic skin reactions, especially in long-term users.
December 2023 in “PubMed” Homemade skin products can cause allergic reactions, so use registered products if you have allergies.
49 citations
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January 1991 in “Food and chemical toxicology” Different zinc compounds cause varying levels of skin irritation in animals.
1 citations
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March 2024 in “Pathogens” Beau's lines on nails may indicate severe COVID-19 or vaccination response.