Optimum Diabetics

I’m currently taking metformin and glipizide and regiment of aspirin. I noticed a pack of support for diabetes “in the shop the other day, could it be possible side effects if taking into most of my medications? vitamins are: A health oculaireE and B6, health cardiaqueLa lutein for yeuxCannelle / chromium picolinate for glucose and sucreAcide metabolism of alpha-lipoic acid to fight against free radicals damage cellulesSlenium to support prostate and folic immunitairel’acide system to maintain function nerveuseCo Q-10, health cardiaquevitamine C for system support immunitaireEst Do any of these cons-action of metformin or glipizide? Also, is it true that contributes Ginkobiloba retention of memory? and this could also be used with metformin / glipizide?