Choline Bitartrate

About

What it is and where it shows up.

Choline bitartrate is a salt form of choline, an essential water-soluble nutrient that serves as a precursor to the neurotransmitter acetylcholine and the phospholipid phosphatidylcholine. It is used as a dietary supplement and as a nutrient source in infant formula and functional foods to support brain function, liver health, and cell membrane integrity.

Safety summary

The regulatory and scientific consensus.

Choline bitartrate is widely considered safe at normal dietary and supplemental intakes; the Tolerable Upper Intake Level (UL) established by the US Institute of Medicine is 3,500 mg/day of choline for adults, above which fishy body odour, hypotension, and gastrointestinal distress may occur. No formal ADI has been established by EFSA or JECFA, reflecting its status as an essential nutrient rather than a conventional food additive. High supplemental doses have been explored for potential links to elevated TMAO (trimethylamine-N-oxide), which warrants monitoring, though current evidence at typical intakes is not conclusive.

Regulatory landscape

What food-safety regulators have decided.

Jurisdiction	Status	Note
EFSA (European Food Safety Authority) (European Union)	Approved	Choline bitartrate is listed in Annex III of Commission Directive 2006/141/EC as a permitted source of choline for use in infant formulae and follow-on formulae. EFSA's NDA Panel evaluated a health claim for choline's contribution to normal liver function of the foetus and exclusively breastfed infant (Article 14 of Regulation EC No 1924/2006, 2023).source
FSSAI (Food Safety and Standards Authority of India) (India)	Approved	Choline is permissible as a nutrient in health supplements and nutraceuticals under FSS (Health Supplements, Nutraceuticals, Food for Special Dietary Use, Food for Special Medical Purpose, Functional Food and Novel Food) Regulations. Quantities must not exceed one RDA per serving for health supplement labelling. Purity criteria may follow USP or other recognised pharmacopoeias per FSSAI direction.source
FDA (Food and Drug Administration) (United States)	Approved	Classified as Generally Recognized As Safe (GRAS) under 21 CFR; permitted as a nutrient supplement and in infant formula. Use must not exceed the amount reasonably required to accomplish the intended technical effect per 21 CFR 182.1(b).source

Who should approach with care

Whose guidance would steer them away.

Pregnancy — While adequate choline intake is essential during pregnancy for foetal brain and liver development, high-dose supplemental choline beyond established adequate intake levels (450 mg/day for pregnant women per IOM) should be taken only under medical guidance, as very high intakes may have uncharacterised risks.

Lactation — Lactating women have an elevated choline requirement (~550 mg/day per IOM); supplementation above the Tolerable Upper Intake Level (3,500 mg/day) is not recommended without medical supervision.

Infants — Choline bitartrate is permitted in infant formula under strict regulatory limits (EU Directive 2006/141/EC); any use in infant nutrition outside regulated formulas should be supervised by a paediatrician.

Heart Disease — High supplemental choline intake may elevate plasma TMAO (trimethylamine-N-oxide) levels, a biomarker associated with cardiovascular risk; individuals with existing heart disease should monitor intake and consult their physician.

— While choline is important for liver function, individuals with pre-existing liver conditions should consult a doctor before supplementing, as abnormal choline metabolism may interact with hepatic disease states.

Research citations

The sources behind this verdict.

1FDA. FDA HFP Food Substances Registry – Choline Bitartrate. hfpappexternal.fda.gov
2EFSA. Choline and contribution to normal liver function of the foetus and exclusively breastfed infants: evaluation of a health claim pursuant to Article 14 of Regulation (EC) No 1924/2006, 2023. efsa.europa.eu
3PubMed. Prenatal and Postnatal Choline Supplementation in Fetal Alcohol Spectrum Disorder – PMC, 2022. pmc.ncbi.nlm.nih.gov
4EFSA. Re-evaluation of lecithins (E 322) as a food additive – EFSA Journal 2017, 2017. efsa.europa.eu
5PubMed. No Acute Effects of Choline Bitartrate Food Supplements on Memory in Healthy, Young, Human Adults, 2016. ncbi.nlm.nih.gov

Independently researched5 citations