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At Myskin, is there a service to test the efficacy of finished cosmetics such as active ingredient efficacy, product shelf life, etc.
No, sorry, but can you recommend a lab to do the testing? and issue confirmation documents Yes, please inquire via customer relations
care@myskinrecipes.com for recommended places.
These ingredients this can get along can be mixed in the same formula
Complete product How many days will it last? Is the active ingredient still effective in this formula?
Please study here.
topic171.html Exact age cannot be determined. can cycle but must be tested according to various environments (temperature/light/other) and measure the results obtained from the actual test.