Evidence supporting the use of: Neem
For the health condition: Hair (loss or thinning)

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Synopsis

Source of validity: Traditional
Rating (out of 5): 2

Neem (Azadirachta indica) has a long history of use in Ayurvedic and traditional medicine systems for promoting scalp and hair health. Traditionally, neem oil or extracts are applied to the scalp to address dandruff, itching, and minor scalp infections, with the belief that this supports overall hair growth and reduces hair loss. The rationale is largely based on neem’s well-established antibacterial, antifungal, and anti-inflammatory properties, which can help improve scalp conditions that may contribute to hair thinning or loss. Scientific studies supporting neem’s direct effect on reducing hair loss or stimulating hair regrowth in humans are limited. Most available studies are either in vitro or in animal models, demonstrating neem’s antimicrobial activity and its ability to improve skin and scalp health. These effects may indirectly benefit hair by reducing scalp inflammation and infections (such as dandruff or seborrheic dermatitis), which can contribute to hair shedding. However, there is no robust clinical evidence from human trials that neem directly prevents or reverses hair loss due to genetic or hormonal causes (like androgenetic alopecia). In summary, neem’s use for hair loss or thinning is primarily supported by traditional practices and its general benefits for scalp health rather than direct scientific validation for hair regrowth.

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