Choline bitartrate
87-67-2 · (2-Hydroxyethyl)trimethylammonium bitartrate · (2-Hydroxyethyl)trimethylammonium-L-(+)-tartrate salt (1:1) · 2-Hydroxy-N,N,N-trimethylethanaminium 2,3-dihydroxybutanedioate, (R-(R*,R*))- · 2-hydroxyethyl(trimethyl)ammonium;(2R,3R)-2,3,4-trihydroxy-4-oxo-butanoate · 2-hydroxyethyl(trimethyl)azanium;(2R,3R)-2,3,4-trihydroxy-4-oxobutanoate · Bitartrate, Choline · CHOLINE (AS BITARTRATE) · Choline (bitartrate) (Standard) · CHOLINE BITARTRATE · Choline bitartrate, anhydrous · Choline bitartrate, United States Pharmacopeia (USP) Reference Standard · Choline hydrogen tartrate · Choline tartrate · Choline tartrate (1:1) · Choline, tartrate (1:1) salt · HSDB 983 · Tartaric acid, ion(1-), choline · 2-Hydroxy-N,N,N-trimethylethan-1-aminium (2R,3R)-3-carboxy-2,3-dihydroxypropanoate · 2-Hydroxyethanaminium,-N,N,N-trimethyl-, (R-(R*,R*))-2,3-dihydroxybutanedioate (1:1) · Butanedioic acid, 2,3-dihydroxy-(R-(R*,R*))-, ion(1-), 2-hydroxy-N,N,N-trimethylethanaminium · Ethanaminium, 2-hydroxy-N,N,N-trimethyl-, (2R,3R)-2,3-dihydroxybutanedioate (1:1) · Ethanaminium, 2-hydroxy-N,N,N-trimethyl-, salt with (2R,3R)-2,3-dihydroxybutanedioic acid (1:1) · Ethanaminium, 2-hydroxy-N,N,N-trimethyl-, salt with (R-(R*,R*))-2,3-dihydroxybutanedioic acid (1:1) · Ethanaminium, 2-hydroxy-N,N,N-trimethyl-, salt with (theta-(theta,theta))-2,3-dihydroxybutanedioic acid (1:1) · Choline bitartrateCholine bitartrate is a choline salt used in supplements and fortified foods, chosen for being less hygroscopic than the chloride.
Where it is and isn’t permitted
| Jurisdiction | Status | Scope and limits | Citation |
|---|---|---|---|
| United States | Permitted | 21 CFR 182.8250retrieved 2026-09-07 | |
| Codex Alimentarius | Not listedDoes not appear on this jurisdiction’s permitted list. That is not the same as being prohibited. |
What it is made from
Made by combining synthetic choline with tartaric acid recovered from winemaking.
- Vegan
- Vegetarian
- InChIKey
- QWJSAWXRUVVRLH-LREBCSMRSA-M
- PubChem
- CID 6900
Every name it appears under
26 recorded names. A label may use any of them.
CAS registry number
- 87-67-2
As it appears in regulation
- Choline bitartrate
Other names
- (2-Hydroxyethyl)trimethylammonium bitartrate
- (2-Hydroxyethyl)trimethylammonium-L-(+)-tartrate salt (1:1)
- 2-Hydroxy-N,N,N-trimethylethanaminium 2,3-dihydroxybutanedioate, (R-(R*,R*))-
- 2-hydroxyethyl(trimethyl)ammonium;(2R,3R)-2,3,4-trihydroxy-4-oxo-butanoate
- 2-hydroxyethyl(trimethyl)azanium;(2R,3R)-2,3,4-trihydroxy-4-oxobutanoate
- Bitartrate, Choline
- CHOLINE (AS BITARTRATE)
- Choline (bitartrate) (Standard)
- CHOLINE BITARTRATE
- Choline bitartrate, anhydrous
- Choline bitartrate, United States Pharmacopeia (USP) Reference Standard
- Choline hydrogen tartrate
- Choline tartrate
- Choline tartrate (1:1)
- Choline, tartrate (1:1) salt
- HSDB 983
- Tartaric acid, ion(1-), choline
Systematic names
- 2-Hydroxy-N,N,N-trimethylethan-1-aminium (2R,3R)-3-carboxy-2,3-dihydroxypropanoate
- 2-Hydroxyethanaminium,-N,N,N-trimethyl-, (R-(R*,R*))-2,3-dihydroxybutanedioate (1:1)
- Butanedioic acid, 2,3-dihydroxy-(R-(R*,R*))-, ion(1-), 2-hydroxy-N,N,N-trimethylethanaminium
- Ethanaminium, 2-hydroxy-N,N,N-trimethyl-, (2R,3R)-2,3-dihydroxybutanedioate (1:1)
- Ethanaminium, 2-hydroxy-N,N,N-trimethyl-, salt with (2R,3R)-2,3-dihydroxybutanedioic acid (1:1)
- Ethanaminium, 2-hydroxy-N,N,N-trimethyl-, salt with (R-(R*,R*))-2,3-dihydroxybutanedioic acid (1:1)
- Ethanaminium, 2-hydroxy-N,N,N-trimethyl-, salt with (theta-(theta,theta))-2,3-dihydroxybutanedioic acid (1:1)
Hazard reference values
No reference value for this substance in the sources we hold.
Evidence and how bodies read it
Studies, and the differing conclusions regulators drew from them, are curated by hand rather than machine-read, and none has been written for this substance yet.
Sources for this page
- ecfr retrieved 2026-09-07
Full licence terms and publisher details on Sources. How this page is built and updated: Method.
Machine-readable:/api/v1/additives/choline-bitartrate.json