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DHA may be used alone or combined with other tanning components such as erythrulose. DHA is considered the most effective sun-free tanning additive. [citation needed] Sunless tanning products contain DHA in concentrations ranging from 1% to 20%. Most drugstore products range from 3% to 5%, with professional products ranging from 5% to 20%.
1960s advertisement for tanning lotion. Sunless tanning, also known as UV filled tanning, self tanning, spray tanning (when applied topically), or fake tanning, refers to the effect of a suntan without exposure to the Sun. Sunless tanning involves the use of oral agents (carotenids), or creams, lotions or sprays applied to the skin. [1]
It does not involve the underlying skin pigmentation nor does it require exposure to ultraviolet light to initiate the color change. However, the 'tan' produced by erythrulose/DHA only has an SPF of up to 3, [ 6 ] [ 7 ] and enhances the free radical injury from UV (compared to untreated skin) for the 24 hours after self-tanner is applied ...
Dehydroascorbic acid (DHA) is an oxidized form of ascorbic acid (vitamin C). It is actively imported into the endoplasmic reticulum of cells via glucose transporters. [ 1 ] It is trapped therein by reduction back to ascorbic acid by glutathione and other thiols . [ 2 ]
Numbering plan areas and area codes of Texas with numbering plan area 281/346/713/832 highlighted. Area codes 713, 281, 832, 346, and 621 are telephone area codes in the North American Numbering Plan (NANP) forming an overlay complex for Houston, Texas and its environs. Area code 713 is one of the original four area codes established for Texas ...
Tanning may refer to: Tanning (leather), treating animal skins to produce leather; Sun tanning, using the sun to darken pale skin Indoor tanning, the use of artificial light in place of the sun; Sunless tanning, application of a stain or dye to the skin (active ingredient in tanning lotion products is dihydroxyacetone (DHA)).
Greater Houston, designated by the United States Office of Management and Budget as Houston–The Woodlands–Sugar Land, [4] [5] [6] is the fifth-most populous metropolitan statistical area in the United States, [7] [8] [9] encompassing nine counties along the Gulf Coast in Southeast Texas.
Palm Beach Tan is a chain of indoor tanning facilities based in Dallas, Texas. Founded in 1990, it is the largest indoor tanning chain in the United States, with over 460 locations under the Palm Beach Tan, Palm Beach Tan Sunless, and Planet Tan brands. [1] Sunbed tanning lotions and spray tanning lotions are the two products offered by them.