baking soda
Generally considered safe for most individuals with histamine intolerance.cream of tartar
A natural byproduct of winemaking used as a leavening agent.
Suitable
Most people with histamine intolerance tolerate this food well.
Cream of tartar (potassium bitartrate) is an acid salt classified as well-tolerated (level 0) according to the SIGHI methodology. Although it originates as a byproduct of winemaking, pure cream of tartar itself does not contain histamine or other biogenic amines in quantities that would trigger reactions in individuals with histamine intolerance, making it a safe alternative to conventional baking powders.
Safer alternatives
Suitable
Ascorbic acid (vit. C synthetic)
cornstarch
Low in histamine, usually well tolerated.