Is it feasible to obtain plant based vitamin C powder and would you guidance it for the above mentioned, or can it be not strong enough, etc.? Many thanks for The nice recipe, I have just one query, can we make Vitamin C serum using Ascorbic acid with witch hazel https://toplistar.com/story16146214/the-ultimate-guide-to-make-vitamin-c-serum-from-orange-peel