Perhaps it isn't the 'products' you are trying but the birds themselves. Do you have a DNA verified male and female? What ages are they? How long have they been set up to breed? What kind of food are you feeding them now?
Eclectus, CAG, BH Pionus, Maximilian’s Pionus, Quakers, Indian Ringnecks, Green Cheeked Conures, Black Capped Conures, Cockatiels, Lovebirds, Budgies, Canaries, Diamond Doves, Zebra Finches, Society F
Tell us about your setup, diet, the pairings, etc. there is no good "product" to accelerate breeding, you just have to do it right. And sometimes the birds just don't want to breed.