Before a cosmetic product is offered on the market, final tests are obligatory for the manufacturer to prove its safety and to substantiate the various claims on the products, e.g. reduces wrinkles up to 20%, increases skin hydration for 24 h.
There are no limits to modern claims. All over the world, contract research organisations (CROs) varying from small laboratories to vast multinational institutes offer their services to the cosmetic manufacturers to perform all kind of tests and compile the final necessary product documentation.
But what is happening between the very first formulation and giving out the product for the final (external) tests? Is it a black box only based on the product information and claims of the respective raw materials? These days are long gone.
It is so easy to conduct in-house tests at all stages of product development in your own facilities. This way, you will get a clear idea on the performance of your formulation at all stages of development.
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