Choline
Choline is an essential nutrient that is naturally present in some foods and available as a dietary supplement. It is a source of methyl groups needed for many steps in metabolism. The body uses choline to produce acetylcholine, a neurotransmitter involved in memory, muscle movement, heart health and other basic functions.
- Category
- Vitamin-like substance
- Molecular Formula
- C5H14NO
- Mechanism of Action
- Choline is used by the body to produce acetylcholine, an important neurotransmitter for memory, mood, muscle control, and other brain and nervous system functions. It also contributes to maintaining the integrity of cell membranes, synthesizing DNA and proteins, and supports metabolism.
- Evidence Grade
- B
Other Names
- 2-Hydroxy-N,N,N-trimethylethanaminium
Primary Benefits
- Supports brain development and function
- Helps with memory and cognitive function
- Contributes to heart health
- Essential for liver function
Recommended Dosage
| Adults |
425-550 mg/day |
| Children |
Varies depending on age |
Side Effects
- Nausea
- Sweating
- Loss of appetite
- Diarrhea
Precautions
- Pregnant or breastfeeding women should consult a healthcare provider before use
- People with liver or kidney disease should use with caution
Interactions
- Medications for Alzheimer’s disease
- Methotrexate
Key References
- Zeisel SH, da Costa KA. Choline: an essential nutrient for public health. Nutr Rev. 2009;67(11):615-623.
- Institute of Medicine. Dietary Reference Intakes for Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline. Washington (DC): National Academies Press (US); 1998.
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