The natural pigment found in humans that gives color to skin, hair, and eyes is called melanin. It can be found in synthetic form in dietary supplements sold in pharmacies. Benefits, its role in aging, association with the sun: find out with our dermatologist.
melanin is natural dye Who participates in determining The color of our skin, body hair, hair and eyes. Melanin has a role in protecting our cells from the effects of Sun significantly. What is melanin? where is she? what is his Function ? How increase it? leave it?
Definition: What is melanin?
melanin Protective pigments for human body “Produced by melanocytes (those that are part of the skin and hair)Dermatologist Dr. Isabelle Galle explains that melanocytes make melanin and pass it on to other cells, the keratinocytes. Among the melanin we find:
- L ‘eumelanin : the protective melanin present in the darkest phototypes.
- The pheomelanin : It is mostly found in blondes and redheads. “This dye is much less protective or not protective at all. So it is dangerous to expose yourself to the sun unprotected when you have open skin and eyes.The dermatologist confirms.
Where is melanin found?
Melanin is present in Epidermis and hair follicles (body hair and hair).
What is the role of melanin?
melanin is pigment that gives color of the skin, hair and hair of the individual. “Melanin allows humans to have a uniform skin tone. Melanin has a role in protecting skin cells and deep cellsDr. Isabel Galley says.
Increased melanin may promote melanoma
Melanocytes can be activated to produce more melanin. This especially happens when sun exposure The effect of ultraviolet rays on the skin. “The melanin will be more distributed on the surface to protect our cells. It is said that “melanin rises to the surface”.Our interlocutor continues.Be careful, it is not wise to activate melanin production (by exposing yourself to the sun) as these are the cells responsible for melanomas (The most aggressive type of skin cancer, editor’s note)“The dermatologist warns. There are other factors that affect melanin formation such as molecules where Vitamin A rich foods.
Certain molecules slow down the production of melanin: these are Depigmentation agents or pigmentation regulators. We find, for example, Hydroquinone or kojic acid In the form of a cream applied locally. They can be described when the synthesis of melanin goes into a state of increased speed under the influence of certain hormones, for example.But to naturally reduce melanin production, nothing is more effective than Protect yourself from UV rays or visible light (blue) by avoiding exposure. “Or by protecting themselves with color metal screens Contains iron oxide that reflects lightThe dermatologist adds.
What is the food that contains melanin?
Lunches Does not contain melanin. If we consume foods rich in antioxidants, we enhance natural protection against UV rays and good cell function (cleaning damaged cells produced by UV rays).
Who has the most melanin?
The Dark Skin Optical Models (4, 5 6) They contain much more melanin than other phototypes.
What is the synthetic melanin found in pharmacies?
The so-called artificial melanin is what exists in the form of nutritional supplements in pharmacies, and pharmacy companies. “The The capsules contain degraded B cells of animal origin that contain melanin“The dermatologist says. They are meant to protect the skin but nothing has been proven and there is no There is no medical indication. “It should be known that melanin has multiple functions other than protecting the skin: it has an effect on the immune system, it works to get rid of heavy metals and so on. The Research is currently very active on melanin But the process is very complicated to extract itDr. Gallay develops. Is it worth it? “no I do not recommend melanin capsulesThe specialist answers.
Thank you to Dr. Isabel Galley, dermatologist and Vice President of the National Association of Dermatologists and Venereologists (SNDV).