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    Did you mean Serum Vitamin D Levels?
    GlossarySerum Vitamin D Levels

    measure vitamin D concentration in your blood

    Serum Vitamin D Levels, also known as 25-Hydroxyvitamin D Levels or 25(OH)D Levels, measure the amount of vitamin D in your blood. This is important for assessing your vitamin D status, which is crucial for bone health, immune function, and overall well-being. Low levels can indicate a deficiency, which may lead to conditions like osteoporosis or rickets, while high levels can be toxic.

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      community PSA: Get your Vitamin D levels checked!

      in Treatment  115 upvotes 3 years ago
      A user improved their hair health by taking 50,000 IU of vitamin D3 weekly due to a deficiency. Others discussed the potential link between vitamin D and hair growth, with some sharing similar experiences and emphasizing the importance of monitoring vitamin D levels and consulting with doctors.

      community PSA: Check your vitamin D levels!

      in Treatment  317 upvotes 1 year ago
      Low vitamin D levels can negatively impact hair growth, and supplementing with vitamin D, along with treatments like finasteride and minoxidil, may help improve hair health. Quitting smoking and ensuring adequate vitamin B12 and K2 intake are also suggested to support hair regrowth.

      community Iron Overload and Vitamin D Deficiency - Male Hair Loss

      in Treatment  18 upvotes 4 years ago
      The conversation discusses hair loss treatments, specifically minoxidil, vitamin D supplements, and the potential impact of iron overload. The user experienced hair regrowth with high-dose vitamin D but faced hair thinning again after reducing the dosage, and is now exploring the role of iron overload in hair loss.

      community 16, female, losing a ton of hair

      in Female  7 upvotes 2 years ago
      A 16-year-old female experiencing severe hair loss and sebum buildup, likely due to telogen effluvium and PCOS, is currently using vitamin D3 supplements, Redenser serum, and T follihair supplements. Recommendations include addressing PCOS first and consulting a doctor.

      community (27M) My Life Changing Hairloss Recovery Journey. 4 Month on Minoxidil 5% + Finasteride 0.1% Topical, Finasteride 1mg, Ketoconazole 2% & Climbazole+Piroctone Olamine weekly, Vitamin D3 60k I.U. weekly

      in Minoxidil  23 upvotes 2 years ago
      A 27-year-old shares his hair loss recovery journey using Minoxidil 5%, topical Finasteride 0.1%, oral Finasteride 1mg, Ketoconazole 2%, Climbazole + Piroctone Olamine weekly, and Vitamin D3 60k I.U. weekly. He reports significant improvement over four months.

      community My hairgrowth journey from July 10, 2025 to December 22, 2025

      in Progress Pictures  28 upvotes 6 months ago
      The user shared their hair growth journey using minoxidil, finasteride, and ketoconazole shampoo, along with vitamins and serums, reporting significant progress in five months. They emphasized the importance of stress management and plan to add a derma roller, castor oil, and a high-protein diet.

      community Looking for feedback on my new regimen

       5 upvotes 8 years ago
      The conversation discusses a hair loss regimen involving finasteride, dutasteride, minoxidil, RU58841, and various supplements like biotin, omega-3, vitamin D3, zinc, and magnesium. The user also uses dermastamping and topicals like ketoconazole and diclofenac, with mixed opinions on zinc's effect on hair loss.

      community Diagnosed with MPB at 16 (Male)

      in Treatment  54 upvotes 2 years ago
      A 16-year-old diagnosed with male pattern baldness (MPB) was prescribed hair vitamins, vitamin D, a non-ketoconazole shampoo, and redenysl + serum, with a suggestion for GFC or IHRF treatments. Some users recommended minoxidil, ketoconazole, and derma stamping, while others advised against certain treatments until the age of 18.

      community Vitamin D deficiency hair loss

      in Chat  10 upvotes 2 years ago
      A 20-year-old male has been experiencing hair loss for three years due to a vitamin D deficiency and has seen no improvement after 3.5 months of taking supplements. Another person suggested that if the hair loss follows a pattern, it might be regular baldness rather than due to the deficiency.

      community My DHT levels while being on DUT for a year

      in Finasteride/Dutasteride  33 upvotes 1 year ago
      The conversation discusses the ineffectiveness of tablet forms of dutasteride for hair loss due to poor absorption compared to soft gel capsules. It suggests switching to FDA-approved soft gel capsules for better results, as tablets may not adequately suppress DHT levels.

      community Vitamin D advice I received after seeing my blood work.

      in Research/Science  88 upvotes 5 years ago
      The conversation discusses the importance of taking vitamin D with food for better absorption and its potential role in hair loss. Some users also suggest taking vitamin D with K2, getting sunlight, and using finasteride for hair loss treatment.

      community DHT levels after 4 weeks of Fina and 8 weeks of Fina + 4 weeks of Duta

      in Update  35 upvotes 7 years ago
      The user reported early stage diffuse hair thinning and increased DHT levels after 4 weeks on Finasteride and 8 weeks on Finasteride plus 4 weeks on Dutasteride, despite the medications being authentic and stored properly. They are considering increasing their Dutasteride dosage due to the lack of side effects and are unsure if the treatment is helping their hair.

      community 3 months. Dut, Min, Keto, Vitamin D, exercise

      in Progress Pictures  353 upvotes 4 years ago
      A user's experience using dutasteride, minoxidil, ketoconazole, vitamin D, scalp massage, exercise, and avoiding vaping and 2-in-1 shampoo/conditioner to treat hair loss; they also discussed the side effects of finasteride.

      community Minoxidil asking advice as an 23F

      in Minoxidil  1 upvotes 4 months ago
      A 23-year-old woman is considering starting minoxidil for hair thinning but is concerned about its long-term use and effectiveness. Recommendations include consulting a doctor, checking ferritin levels, and considering treatments like spironolactone or finasteride, while minoxidil is suggested for regrowth but not as a primary treatment.

      community I know why people are non responder to hair treatment

      in Minoxidil 2 years ago
      Improving diet and taking supplements like Biotin, B12, D3, iron, zinc, and protein can enhance the effectiveness of hair treatments. However, responses to treatments like Minoxidil and finasteride vary, and some users report no improvement despite a good diet.

      community (21M) 13 months into meds, hair fall's returning

      in Update  3 upvotes 1 year ago
      A 21-year-old male, 13 months into hair loss treatment, reports increased hair fall despite using Dutasteride, oral Minoxidil, vitamins, and specialized shampoos. He questions the impact of anxiety and depression on hair fall and is hesitant to seek therapy.

      community Topical fin/min + microneedling 3 month results

      in Progress Pictures  36 upvotes 1 year ago
      The conversation discusses hair loss treatments, specifically using topical finasteride and minoxidil combined with microneedling, along with supplements like collagen, vitamin C/D, and saw palmetto. The user also mentions using a DHT-blocking shampoo and experimenting with cold showers and contrast therapy for hair health.

      community 19f is my hair loss due to deficiencies?

      in Female  4 upvotes 6 months ago
      The conversation is about a 19-year-old female experiencing hair loss, potentially due to deficiencies in iron, ferritin, and vitamin D. She is considering iron and vitamin D supplementation and exploring dietary changes, while also planning to consult a dermatologist when possible.

      community My complete Army in the upcoming War against DHT & battle plans.

      in Technology  48 upvotes 5 years ago
      The conversation is about a user's comprehensive hair loss treatment plan, including finasteride, minoxidil, dermaroller, Nizoral shampoo, vitamin D, biotin, and zinc. The user describes their approach as a strategic battle against DHT, with finasteride as the main treatment.
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