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To advance my ppn
I have this formula: licorice lactic acid niacinamide and panthenol.. I made it before and the feedback is very interesting.. my question is how to advance it to become a product.. what is the suitable preservative and ph adjuster ..
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1 Reply
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Well most important is to put in a preservation system. Next, you’ll have to test stability over time.
Then you need to determine the claims you’re going to make & how you will prove what you say about the product is true.
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