‘skin filter system’

Warm Up Your Skin for a Healthy Tan

Wednesday, August 25th, 2010

Summer is about to arrive and all want to find ourselves in this wonderful time. If you want a great tan without skin suffering is important that you consider some basic tips before you start sunbathing.

Vitamins and sunscreen for the skin

Fifteen days before starting with the prolonged exposure to sunlight, we begin to prepare the skin helping it to produce more melanin, which is the natural protector against the sun. For this, we improve the intake of foods rich in vitamin A, which favor the production of melanin. Vitamin B and E help prevent peeling and dehydration of the skin. (more…)

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Skin Protection – Skin Filter System (II)

Saturday, March 13th, 2010

skin protection - skin filter system

photo source: www.geneplanet.com

Sunscreens are for topical preparations containing substances that partially or completely block light radiation. They appeared in the 1940s for photoprotection of American soldiers in the Pacific during World War II, since then its use has spread universally.

They are classified into two groups: partial or total chemical and or physical. The degree of protection from attempts to quantify a filter through so-called sun protection factor (SPF), or simply more protection index (PI). It is expressed with a numeric index ranging from 4 to maximum of 35 or more. (more…)

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Skin Protection – Skin Filter System (I)

Thursday, March 11th, 2010

skin protection - filter system of skinAfter the filtered air and the environment, light reaching us is composed of UVB, UVA, visible light and infrared radiation. In the structure of the skin itself, have a filter paper keratin, organic acid and especially melanin.

There are two major types of melanin, eumelanin, black, which is the most important and pheomelanin, reddish. Eumelanin, which is the melanin in his prime, has its maximum absorption spectrum at 300 nm, functioning as an effective filter radiation below this wavelength. The pheomelanin, is present in significant proportions in individuals redheads and filter effect is insignificant. (more…)

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