Skin care products OEM processing | cosmetics how to determine the formula
nowadays, the social economy has developed rapidly, the living standard of people also constantly improve, cosmetics manufacturer generation process in very popular recently. However, many people on how to determine the formula there is some doubt. Then what on earth should be how to determine the cosmetics generation processing formula? Just follow below small make up together and see it.
cosmetics generation process to determine the formula of 6 kinds of methods:
watch components: the model of cosmetics manufacturer, provide related components, see them all what composition, composition is distinguish the condition of a product is good or bad, some of the ingredients is also used to do marketing. So you need to pay attention to.
look touch: absorption rate and product reputation. The more pure product does not contain harmful substances, the tactility is more delicate, skin to absorb much sooner.
silver ornament test: safe, removing and whitening products mainly of arbutin and vitamin C, etc. , such products can only slowly and gradually improve the skin. Those so-called can most efficiently removing and whitening products contain lead, mercury compounds, if the long-term use of this product, it is likely to cause chronic poisoning of the body. So when buying, removing and whitening products dip in with carrying silver ornaments take a small amount of skin care products, keep a few minutes in the strokes on a blank sheet of paper, if the trace is obvious - colored, suggests that this product contains lead, mercury, should be careful to choose.
PH test paper test method: human skin weak acid, so only a weak acid skin care products can effectively protect the skin. When buying skincare, apply a small amount of product on the PH paper, first, a few minutes later than paper color card, if the product is alkaline, is not suitable for use.
cream products fire test method: put a small amount of cream products in the spoon, then heated, if boil cream into milk, behind and fragrant flavour is full-bodied, explain this product is safe. If after heating phenomenon of spitting, smoking, and taste is residue bulbs, ladle bottom, shows the mineral oil paint or fill products are boride, may cause harm to the skin after use.
test of water emulsion method: pour a small amount of the emulsion into the water. If the emulsion floating on the surface of the water, said if the emulsion floating in the water, then it contains oilstone ester. Oilstone ester can cause dry skin, pore jams. If the emulsion glue on the cup, said the main composition of skin care products is mineral oil, as long as within the prescribed scope, will not affect to the skin, but don't breathe freely form a protective layer of the skin layer. If the emulsion sink to the bottom of the cup, said the main composition of skin care products is heavy metals, long-term use can cause considerable damage to the skin. If the emulsion and the mixture of water, it is safe to protect skin to taste, to melt in the water, of course will not cause harm to the skin. Gently shaking the container, if the liquid into a milky white, means that the emulsion containing emulsifier, could damage the skin organization structure, cause skin irritation.
that's some methods about cosmetic generation process how to determine the formula, don't know you clear? If there are other do not understand the cosmetics manufacturer OEM generation of processing, welcome consulting.
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