What is something that is treated as common knowledge or consensus in this community but lacks evidence, is missing nuance, or is simply untrue?

Chat 4/25/2026

Finasteride is used for hair loss, with mixed reports of no side effects and claims of long-term negative effects known as Post Finasteride Syndrome (PFS). The conversation debates the existence and causes of PFS, with differing opinions on whether it is psychological or real.

Hair loss treatments, including microneedling, minoxidil, finasteride and RU58841; the efficacy of these treatments; criticisms of Kevin Mann's content related to his selective data presentation and biases towards certain treatments; and other topics such as DHT being labeled a "trash hormone" and critiques of other hairloss YouTubers.

The conversation discusses using crushed finasteride tablets mixed with topical minoxidil for hair loss treatment. Users share their experiences and opinions on the effectiveness and proper concentration of this method.

Treating Seborrheic Dermatitis, a fungal scalp condition which can cause hair loss. Treatments discussed include antifungal shampoos, cold showers, exfoliating the scalp, taking Vitamin D, and stimulating the prostate through the anus.

Finasteride is effective for hair loss but can cause sexual dysfunction and mental health issues in some users, leading to a polarized debate on its risks. Some switch to alternatives like Dutasteride or topical treatments to avoid side effects.