Histamine (DAO, MAOA & B, HNMT, ALDH, HDC) Genetic Pathways and SNPs Training Bundle CPD Certificate provided upon successful completion. Share Post Share Pin it Genetic Pathways and SNPs Course: HistamineAUD 199 (+ 10% GST) only if paying by Stripe (Supports Credit Cards) or PayPal (Supports Credit Cards) Buy now