therapeutic action: photoprotection

Benefits and risks of hair, skin, and nail supplements in older adults

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This article reviews popular supplements that older adults, especially women, take to improve their hair, skin, and nails. While some supplements like nicotinamide show promise for sun-damaged skin, most lack strong evidence of benefit in healthy people. Important risks include biotin interfering with heart and thyroid tests, too much zinc causing copper deficiency, and excess vitamins A and E building up to toxic levels. Doctors should talk to older patients about these supplements and help them make informed decisions based on scientific evidence rather than marketing claims.

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Assessment of Cosmetic Properties and Safety of Use of Model Washing Gels with Reishi, Maitake and Lion’s Mane Extracts

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Researchers tested three medicinal mushrooms (Maitake, Lion’s Mane, and Reishi) as ingredients in washing gels to improve their safety and effectiveness. The study found that these mushroom extracts reduced skin irritation, improved skin moisturization, and boosted antioxidant protection better than gels without them. Maitake extract performed particularly well, showing the strongest antioxidant properties. These findings suggest mushroom extracts could be valuable natural alternatives in everyday skincare products.

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Assessment of Cucurbita spp. Peel Extracts as Potential Sources of Active Substances for Skin Care and Dermatology

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This study examined pumpkin peels as a sustainable source of natural compounds for skincare products. Researchers extracted active ingredients using water and plant-based solvents, then tested their antioxidant properties, ability to protect skin from sun damage, and safety for use on skin. The findings show that pumpkin peel extracts, particularly those made with water, could be safe and effective ingredients in cosmetic products.

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The Major Stilbene Compound Accumulated in the Roots of a Resistant Variety of Phoenix dactylifera L. Activates Proteasome for a Path in Anti-Aging Strategy

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Researchers found that date palm roots from disease-resistant varieties contain a special compound called 3,3′,4,5,5′-pentahydroxy-trans-stilbene that acts as a natural antioxidant and anti-aging agent. This compound can protect aging skin cells by activating the proteasome, which is like the cell’s recycling system that removes damaged proteins. The findings suggest this natural compound could potentially help slow down skin aging and protect against age-related diseases.

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