by sakonm.ib » Tue Nov 13, 2018 3:41 pm
Because such substances are the main substances in grape extracts. But the problem is that the substance is not stable when added to the cream. (There is a teacher recommended) so in the case of extracts here dissolved in liquid form, is the substance still in good condition? Because as I learned that the substance is very easy to oxidize and in the event that it is mixed in the cream, the stability of the substance lasts how long? Interested in making cosmetics? disturb me