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natural substance from Neem tree with medicinal and pesticidal properties
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precursor of vitamin B5 with hair stimulating effects
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technique to inject very small amounts of beneficial chemicals into the scalp
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Research
5 / 1000+ resultsresearch Human Hair in Personal Identification and Documenting Drug and Substance Abuse
Human hair is valuable for identifying people and detecting drug use.
research The potential for occupational exposure of veterinarians to ketamine resulting in positive drug tests
Veterinarians could test positive for ketamine from work exposure, not just substance abuse.
research What factors play a role in unhealthy hair?
Environmental, chemical, mechanical, and personal health factors can all damage hair and contribute to hair loss or changes in hair quality.
research Drug abuse in sports and doping
Performance-enhancing drug use in sports is unethical, risky, and remains a major problem despite testing efforts.
research Extractable substances from human hair: a discussion about the origin of the holes
Holes in mature hair are likely caused by the removal of substances during hair care.
Community Join
5 / 510 resultscommunity My kotoconazole shampoo contain this
The conversation discusses the safety and use of ketoconazole shampoo for hair loss, with mentions of zinc pyrithione and selenium sulfide. Users debate the safety of these ingredients, particularly zinc pyrithione, and share opinions on regulatory differences between Europe and the US.
community Intermittent fasting reduces hair growth?!? :(
Intermittent fasting may inhibit hair growth by triggering a stress response that affects hair-follicle stem cells. Some users believe genetics and DHT play a larger role in hair loss, and treatments like Minoxidil and Finasteride are mentioned as ineffective for some.
community Is it uncommon to not test for testosterone levels before taking fin?
Doctors often prescribe finasteride for hair loss without testing testosterone levels. There is no need for such tests before starting the medication.
community Topical Finasteride Doesn't Directly Reduce 5ar Enzyme on Scalp
Topical Finasteride doesn't directly reduce 5ar enzyme on scalp and has the same mechanism as oral, needing to go through the liver. Users debate the accuracy of this information and discuss various studies and experiences.
community Topical minoxidil brand (and form of application) matters. You can be a hyper-responder to one product and a non-responder to another.
Different minoxidil formulations affect hair growth and side effects. Higher propylene glycol and pH levels improve effectiveness but can cause scalp irritation.