Sunlight, Sleepy Skin, and Melatonin Magic
The Melatonin–Mitochondrial Axis: Engaging the Repercussions of Ultraviolet Radiation Photoaging on the Skin’s Circadian Rhythm
Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms
Surprising Findings
Melatonin is produced and active inside skin cell mitochondria, not just in the brain.
Most people assume melatonin is only a brain hormone that regulates sleep, but this review shows it’s locally produced in skin and acts as a first-line antioxidant defense against UV damage.
Practical Takeaways
Consider using skincare products with melatonin in the evening to support nighttime skin repair.
Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms
Surprising Findings
Melatonin is produced and active inside skin cell mitochondria, not just in the brain.
Most people assume melatonin is only a brain hormone that regulates sleep, but this review shows it’s locally produced in skin and acts as a first-line antioxidant defense against UV damage.
Practical Takeaways
Consider using skincare products with melatonin in the evening to support nighttime skin repair.
Publication
Journal
Antioxidants
Year
2023
Authors
Ting Gao, Yixuan Li, Xiaoyu Wang, F. Ren
Related Content
Claims (4)
Spending too much time in the sun over a long period can throw off your skin's natural daily clock.
Melatonin might help skin cells keep better time with the body's daily rhythm and get ready for sun exposure by turning up certain internal clocks and repair switches.
Melatonin in your skin’s energy factories follows a daily rhythm and acts like an antioxidant bodyguard, possibly helping protect your skin from sun damage by fighting harmful molecules and keeping skin cells healthy.
Sunlight's UV rays might mess up your skin's internal clock at night, making it harder for your skin to heal, fight damage, and calm inflammation while you sleep.