My current doctor told me that my ammonia levels were fine from recent blood tests. You asked about HLA types and mine are 17-2-52B and 13-6-52B. I’m on day 5 of the low sulphur diet and have had an intensifying of the seizure attacks in the evening. Yesterday I switched to a different probiotic BID plant-based but more strains; no FOS) and that was rough too. I was taking a plant-based one before it that only had lacto. acidophilus. Changes are always really rough for me. Dr. Boggess says my immune system is overreacting. Yup. Two years of this crapolaski. J.