Routine order? Azelaic acid, Epiduo, Niacinamide + vit c serum? Also link to cheap Azclear for Americans who can't get it at the "drug store"!

Beauty Tips For Body Care
I've heard azelaic acid is Ph dependent. What order should these go in?Azclear medicated lotion 20%Epiduo BP and Adapelenesilk naturals super defense serum vitamin C and niacinamide.In Australia azelaic acid is sold in pharmacies. Here is a link to Azclear for 7.99AUD. Shipping is around $20 but worth it (it's great stuff)
Girls Blog 2015
Submitted by Specialeggplant