Evidence supporting the use of: Plant oil (unspecified)
For the body system: Hair
Synopsis
Source of validity: Traditional
Rating (out of 5): 2
Plant oils have a long-standing traditional use in supporting hair health within various cultures. Historically, plant-derived oils such as coconut, olive, argan, and castor oil have been used as topical treatments to nourish the scalp, moisturize hair, and improve manageability and luster. These uses are rooted in folk medicine and beauty practices, particularly in regions such as South Asia, the Mediterranean, and Africa. While many anecdotal reports and historical texts support the application of plant oils for hair conditioning and scalp massage, scientific validation is limited and varies depending on the specific oil. Some studies, for example, suggest that certain oils (like coconut oil) can penetrate the hair shaft and reduce protein loss, but evidence for generalized “plant oil (unspecified)” is less robust. Most clinical research is preliminary and focuses on a few specific oils rather than plant oils as a broad category. Overall, the support for plant oil in hair care is primarily based on traditional practices and historical usage rather than strong scientific evidence, especially when the type of plant oil is not specified.
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ceramides
collagen
copper
fish oil
fish protein
gamma linolenic acid (GLA)
gelatin
ginseng
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vitamin C
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