Lecithin
Lecithin is a naturally occurring mixture of phospholipids found in foods like soybeans, eggs, and sunflower seeds, commonly taken as a dietary supplement. It is used to support liver function, promote cognitive health, and assist with cholesterol management. Additionally, lecithin serves as an emulsifying agent in certain pharmaceutical and food products.
Lecithin is a phospholipid supplement used to support liver, brain, and heart health, as well as serving as an emulsifier in medications and foods.
Key facts at a glance
- ATC
- unclassified
- RxNorm
- unknown
- Generic
- Lecithin
- Class
- unclassified
- Brands
- —
- Availability
- otc
- Pregnancy
- B
- Lactation
- safe
- Half-life (h)
- 0
- Onset (min)
- 0
- Duration (h)
- 0
- Routes
- oral, topical
- Forms
- capsules, tablets, powders, liquids, gels
- Regions
- worldwide
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Used as a dietary supplement to support liver health, cognitive function, and cardiovascular wellness. Also used as an emulsifying agent in pharmaceutical formulations.
Contains phospholipids, particularly phosphatidylcholine, which are essential building blocks for cell membranes throughout the body and may support cellular integrity and function.
Generally considered safe with few reported side effects, though some individuals may experience mild digestive upset. Consult a healthcare provider before use if pregnant, nursing, or taking other medications.
Official drug label
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 31, 2026. · Read our editorial policy