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    GlossaryRetinoids

    compounds derived from vitamin A used in skincare and medicine

    Retinoids are a class of compounds derived from vitamin A that are commonly used in skincare and medical treatments. They play a crucial role in regulating cell growth, differentiation, and apoptosis, making them effective for treating conditions like acne, psoriasis, and certain types of alopecia. Retinoids can also help reduce wrinkles and improve skin texture by promoting collagen production.

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      learn Tretinoin

      the gold standard retinoid in dermatology that's also helpful for hair regrowth alongside Minoxidil

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      Diffuse hair loss and scalp biopsies

      community Diffuse hair loss and scalp biopsies

      in Research  692 upvotes 4 months ago
      Scalp biopsies are crucial for diagnosing hair loss conditions like Diffuse Unpatterned Alopecia (DUPA) and retrograde hair loss, as treatments like finasteride and dutasteride may not be effective if other conditions are present. Combining PPAR-GAMMA agonists with retinoids could improve treatments for conditions like Lichen Planopilaris.

      community Heavy shedding after adding tretinoin (.01%) to minoxidil - 2.5 months

      in Minoxidil  3 upvotes 8 months ago
      After adding tretinoin to minoxidil for hair loss treatment, the user experienced increased shedding and no visible regrowth, despite also using microneedling and ketoconazole shampoo. The user cannot take finasteride due to side effects and is seeking advice on whether to continue with the current routine or modify the use of tretinoin.

      community Sucess story for you guys, pics are 10+ years apart.

      in Progress Pictures  311 upvotes 9 months ago
      A user shared a success story showing hair regrowth over 10 years, attributing it to quitting creatine and taking 0.5mg finasteride. Some commenters were skeptical about creatine's impact, while others inquired about side effects, and the original poster reported no negative effects from finasteride.