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November 2018 in “Cochrane library” Oral isotretinoin may slightly improve acne but increases the risk of side effects like dry lips and skin; more research is needed to understand its full risks and benefits.
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July 2023 in “Immunotherapy” Ritlecitinib works well and is safe for treating alopecia areata.
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March 2021 in “Experimental and Therapeutic Medicine” Isotretinoin can cause serious birth defects and needs careful use, especially in pregnant women.
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December 2005 in “Molecular Genetics and Metabolism” Taking riboflavin and eating less lysine can help some people with a specific genetic disorder avoid brain damage.
April 2024 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Retinoic acid helps activate hair growth in people with common hair loss by working on a specific cell growth pathway.
October 2025 in “Dermatology and Therapy” Ritlecitinib is being tested for effectiveness and safety in treating severe alopecia areata.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Ritlecitinib significantly improves scalp hair regrowth in alopecia areata patients over time.
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December 2021 in “Journal of the American Academy of Dermatology” Continuous treatment with ritlecitinib and brepocitinib is needed to maintain hair regrowth in alopecia areata.
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March 2024 in “SKIN The Journal of Cutaneous Medicine” Ritlecitinib is effective for long-term treatment of severe alopecia areata.
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September 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin A affects hair loss and immune response in alopecia areata.
March 2026 in “American Journal of Clinical Dermatology” Ritlecitinib is effective and safe for long-term use in treating severe alopecia areata in people aged 12 and older.