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Hi How much do you charge for reverse engineering- I have 4 current products that I am seeking these services for- we are a natural feminine hygiene topical product line. You can reach me at 210-284-1449 BarbaraMarch 27
In your experience, what have u found to work as a skin lightener for fitz patrick V and VI. Arbutin, kojic acid or a complex of both??? And at what percentage in a serum do they work???March 15
ngarayeva001I don’t have experience with kojic acid, but the general idea is that it works better for darker skin.
Hello in the conversation u say u use retinal, alpha arbuth,and vit c,and sun block..do u formulate ur face creams, like ur sunblock and ur vit c in ur face formulation cream or lotion..March 10
ngarayeva001I formulate skincare. I don’t make color cosmetics and sunscreens.