cornstarch
Low in histamine, usually well tolerated.Starches (modified)
Caution
May cause symptoms in more sensitive people. Track your own reaction.
Modified starches (E1400–E1450) are chemically modified thickeners. Chemical modification may cause histamine-releasing activity in susceptible individuals.
Safer alternatives
Suitable
Potato starch
Very low in histamine, usually well tolerated.Ascorbic acid (vit. C synthetic)