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Phosphatidylcholine Dosage Guide

Evidence:Moderate
·

This content is for informational purposes only and does not constitute medical advice. Statements about dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease. Individual results may vary — consult your healthcare provider before starting any supplement. Full disclaimer

General Dosage

900-1800mg polyenylphosphatidylcholine daily (3-6 capsules of 300mg PPC)

Maximum dose: 2400mg PPC/day (used in some clinical protocols)

Dosage Recommendations

General recommendation: 900-1800mg polyenylphosphatidylcholine daily (3-6 capsules of 300mg PPC)

Timing: Take with meals to enhance absorption (fat-soluble phospholipid) • Take with food for best absorption.

Dosage by Condition

General liver maintenance
600-900mg PPC dailyModerate
NAFLD/fatty liver
1200-1800mg PPC dailyModerate
Alcoholic liver disease
1350-1800mg PPC dailyModerate
Drug-induced liver support
900-1200mg PPC dailyEmerging

Upper limit: 2400mg PPC/day (used in some clinical protocols)

Timing & Absorption

Take with meals to enhance absorption (fat-soluble phospholipid)

Best taken with food for optimal absorption.

Full Phosphatidylcholine Guide

References

  1. AnimalLieber CS, DeCarli LM, Mak KM, Kim CI, Leo MA (1990). Attenuation of alcohol-induced hepatic fibrosis by polyunsaturated lecithin. Hepatology. DOI PubMed
  2. RCTLieber CS, Weiss DG, Groszmann R, Paronetto F, Schenker S (2003). II. Veterans Affairs Cooperative Study of polyenylphosphatidylcholine in alcoholic liver disease. Alcoholism: Clinical and Experimental Research. DOI PubMed
  3. ReviewGundermann KJ, Kuenker A, Kuntz E, Droździk M (2016). Activity of essential phospholipids (EPL) from soybean in liver diseases. Pharmacological Reports. DOI PubMed
  4. Li J, Li Y, Wang J, Zhou Y, et al. (2025). Genetic evidence reveals phosphatidylcholine as a mediator in the causal relationship between omega-3 and multiple myeloma risk.. Scientific reports. DOI PubMed
  5. Meta-analysisStremmel W, Vural H, Evliyaoglu O, Weiskirchen R (2022). [Efficacy of enteric lecithin (phosphatidylcholine) in the treatment of ulcerative colitis: a meta-analysis].. MMW Fortschritte der Medizin. DOI PubMed
  6. Meta-analysisStremmel W, Vural H, Evliyaoglu O, Weiskirchen R (2021). Delayed-Release Phosphatidylcholine Is Effective for Treatment of Ulcerative Colitis: A Meta-Analysis.. Digestive diseases (Basel, Switzerland). DOI PubMed
  7. Mora-Ortiz M, Yubero-Serrano EM, Priego-Capote F, Gutierrez-Mariscal FM, et al. (2024). Dietary Lipid Quantity and Quality Modulate the Postprandial Metabolomic Profile in Patients with Metabolic Syndrome.. Nutrients. DOI PubMed
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  2. Bantugan MA, Xian H, Solomon V, Lee M, et al. (2023). Associations of ApoE4 status and DHA supplementation on plasma and CSF lipid profiles and entorhinal cortex thickness.. Journal of lipid research. DOI PubMed
  3. Jin T, Kang G, Song S, Lee H, et al. (2023). The effects of dietary self-monitoring intervention on anthropometric and metabolic changes via a mobile application or paper-based diary: a randomized trial.. Nutrition research and practice. DOI PubMed