Potassium Bitartrate, CAS# 868-14-4, is a potassium salt of tartaric acid manufactured through chemical synthesis, available as colorless crystals or white crystal powder. Potassium Bitartrate is widely used as acidulants. It is widely accepted as safe food additive in many countries with E number E336.
No significant side effects reported. The only concern is prolonged using of potassium salts in large amount may increase the burden of the kidneys to excrete potassium.
Ingestion of Potassium Bitartrate in large quantity may hurt our health, please follow the guideline of using Potassium Bitartrate: ADI 0-30 mg/kg bw
Special groups refer to newborns, children, pregnant and any other applicable vulnerable groups.
There is no evidence that Potassium Bitartrate could have any negative effects on these vulnerable groups. It should be safe to use Potassium Bitartrate in food for newborns and pregnant. However, we still recommend consumers to consult professionals before using large quantity of Potassium Bitartrate for long period in food for newborns or pregnant.
Generally recognized as safe(GRAS) is a FDA designation that a specific substance or ingredient is generally considered safe by experts, and so is exempted from the usual Federal Food, Drug, and Cosmetic Act (FFDCA) food additive tolerance requirements. Potassium Bitartrate is considered safe by FDA according to existing data and granted GRAS status.
No breaking news or public health crises reported about Potassium Bitartrate reported up to now.
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1. The comparative toxicities of the antimonyl derivatives of the four isomeric potassium acid tartrates. [Am J Trop Med Hyg. 1950 Jul]
Author: HASKINS WT, LUTTERMOSER GW.