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In short, melasma is a chronic skin condition that appears as darkened areas on the face due to an overproduction of melanin, says Gina Charles, MO, a family physician specializing in skincare. It ...
Monobenzone also causes skin depigmentation. Increasingly, people who are not afflicted with vitiligo experiment with lower concentrations of monobenzone creams in the hope of lightening their skin tone evenly. An alternate method of lightening is to use the chemical mequinol over an extended period of time.
As mentioned, your body makes less collagen as you age. This reduction in collagen levels contributes to the development of wrinkles, making them more common with every passing birthday.
But it’s believed to result from the skin’s pigment-producing cells being overactive and producing too much pigment or melanin. Dr. Rodney explains that melasma is much more common in women ...
Melanosomes, which are organelles containing melanin, must be transported and increased during hyperpigmentation and tanning, while they shrink during hypopigmentation. [4] Skin pigmentation is frequently caused by sun exposure. To protect itself against UV radiation from the sun, the body makes more melanin. As a result, the skin may become ...
It is caused by melanocyte or melanin depletion, or a decrease in the amino acid tyrosine, which is used by melanocytes to make melanin. [2] Some common genetic causes include mutations in the tyrosinase gene or OCA2 gene. [3] [4] As melanin pigments tend to be in the skin, eye, and hair, these are the commonly affected areas in those with ...
Several chemicals have been shown to be effective in skin whitening, while some have proven to be toxic or have questionable safety profiles. This includes mercury compounds which may cause neurological problems and kidney problems. [1] In a number of African countries, between 25 and 80% of women regularly use skin whitening products. [2]
Your hair color is produced by cells called melanocytes, which produce melanin. Melanin is what gives your hair and skin its color. As you age, you produce less melanin, resulting in gradual graying.