No known drug interactions for the matched ingredients — not a guarantee none exist. Check your meds →
Dietary supplement

Lecithin Ingredients & Drug Interactions

by Pure Naturals

Lecithin label
See full label image
Softgel Capsule Category: Other Combinations
No known interaction
Clinical methodology reviewed by · Updated Sep 16, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Lecithin against your medications. The heart of this page is the interaction checker and the full interaction report — how this product’s ingredients may interact with prescription and over-the-counter medicines you may be taking.

Around that, we add a pharmacist’s high-level view of the product as a whole — what’s inside, the evidence for its stated use, how transparent the label is, and what safety data exists — so you can see the full picture in one place. It’s educational information from our licensed clinical databases and the clinical staff at HelloPharmacist — not medical advice — and we don’t sell or endorse products. Our editorial policy

The interaction bottom line No known interaction

Lecithin is a dietary supplement by Pure Naturals with 1 active ingredient. Its ingredients are commonly taken for high cholesterol, liver health, brain and memory support.We don’t currently list a known drug interaction for its mapped ingredients — but that doesn’t guarantee none exist, so always confirm with your pharmacist.

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HelloPharmacist Scorecard of Lecithin by Pure Naturals

Our pharmacy team’s full take, with four database checks built into the cards below — a summary of what is known, not a grade of the product itself.

From our pharmacy team — supplement deep dive

Generated from HelloPharmacist’s pharmacist-curated databases and editorial rules · Last generated Jul 11, 2026

What’s inside

Full disclosure
Ingredient Transparency · database check
Full

Every active ingredient lists its own amount on the label.

Why this rating?
  • The label discloses an exact amount for 2 of its 2 active ingredients.
  • “Lecithin” is listed as a grouped ingredient — the label gives one combined amount (1,200 mg) without saying how much of each component you get.

Pure Naturals Lecithin is a 2-ingredient softgel blend built on phosphatidylcholine, a natural compound found in foods like eggs and soybeans that plays a role in cell structure and function. The product also includes phosphatidylinositol.

The rest — gelatin, glycerin, and purified water — are inactive ingredients that form and fill the capsule.

Does it work?

Moderate evidence
Evidence for Intended Use · database check
By FDA rules, dietary supplements can’t claim to treat, cure, or prevent disease — so labels speak in careful marketing language. We discern each product’s intended use from its name, label claims, and label statements, then grade the clinical evidence for that use. How these ratings are computed

This product doesn't appear to be marketed for a specific use, so we graded Phosphatidylcholine's overall clinical evidence instead.

Moderate

Some clinical evidence supports Phosphatidylcholine for:

Why this rating?
  • We looked at the product name, claims, and label statements and couldn't find a stated purpose to grade.
  • Since the label doesn't commit to one use, we graded the ingredient's overall clinical evidence instead.
  • On file: Ulcerative colitis — rated "Possibly Effective" (Natural Medicines).

Phosphatidylcholine is possibly effective for ulcerative colitis, a type of inflammatory bowel disease. For other uses listed — nonalcoholic fatty liver disease, alcohol-related liver disease, Alzheimer disease, and anxiety — the evidence is insufficient to rate.

That means the research so far doesn't establish whether it works for those conditions.

The evidence, ingredient by ingredient Lecithin Phosphatidylcholine

How safe is it?

Well-documented data
Safety Information · database check
Well characterized

Adverse-effect, pregnancy, and general safety data are on file for most of these ingredients.

Why this rating?
  • We hold adverse-effect (side-effect) data for 1 of the 1 matched ingredient.
  • Pregnancy & breastfeeding safety ratings cover 1 of 1.
  • General safety write-ups exist for 1 of 1.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

Phosphatidylcholine is generally well tolerated. At food and supplement doses, it rarely causes trouble.

High doses may trigger digestive upset — bloating, diarrhea, nausea, or vomiting — and some people report altered taste, itching, or sweating. The safety data on this supplement during pregnancy and breastfeeding isn't well studied beyond what food provides, so talk with your doctor or pharmacist if you're pregnant or nursing before starting it.

Side effects, ingredient by ingredient Lecithin Phosphatidylcholine

Meds to double-check

No known interactions
Known Interaction Concern · database check
No known interactions

No medication interactions are currently documented for the matched ingredients — that isn't a guarantee none exist.

Why this rating?
  • None of the 1 matched ingredient has a documented medication interaction on file.

No interactions are documented in our data for the ingredients we could check. Because we have no data on phosphatidysinositol, it's still worth double-checking your exact medications with the search tool on this page or asking your pharmacist.

The bottom line

Scorecard at a glanceFully disclosed formula with some supporting evidence behind its ingredients' uses. No medication interactions are currently documented, and safety information is well characterized.

This product is straightforward for general use if you're looking for a lecithin supplement. If you're considering it for ulcerative colitis, it may be worth discussing with your doctor as the evidence suggests a possible benefit.

Pregnant and breastfeeding people should check with their healthcare provider first. If you're on any regular medications, a quick check with your pharmacist is always smart.

Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI

Assessment coverage: 1 of 2 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Jan 23, 2025.

This Scorecard evaluates available label information, ingredient evidence, and known medication-safety considerations. It does not independently verify product identity, purity, potency, contamination, or manufacturing quality. How these ratings are computed

At a glance

General information

Key facts about Lecithin, straight from the product label.

Brand Pure Naturals
Barcode (UPC) 816511020471
Net contents 240 Softgel(s)
Market status On market
Date entered into DSLD Jan 23, 2025
DSLD ID 323858
Product type Other Combinations
Supplement form Softgel Capsule
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Adult (18 - 50 Years)
From the label
Everything in this section is reproduced from the manufacturer’s own product label — it’s the label speaking, not HelloPharmacist. We show it so you can see exactly what the maker states; we don’t verify or endorse those statements.

Supplement Facts

The label details for Lecithin by Pure Naturals, sourced from the NIH Dietary Supplement Label Database.

Supplement Facts

Daily Value (DV) Target Group(s):
Adults and children 4 or more years of age
Minimum serving Sizes:
1 Softgel(s)
Maximum serving Sizes:
2 Softgel(s)
Servings per container
240
UPC/BARCODE
816511020471
IngredientAmount% DV
Total Fat1 Gram(s)2%
Calories10 Calorie(s)--
Calories from Fat10 Calorie(s)--
Phosphatidylinositol180 mg--
Phosphatidylcholine180 mg--
Lecithin1200 mg--

Other ingredients: Gelatin, Glycerin, Water, Purified

Tap any ingredient to jump to its full detail below.

Label statements
These statements are the manufacturer’s wording, reproduced from the product label — the label is saying it, not HelloPharmacist. We don’t verify or endorse them.
Suggested/Recommended/Usage/Directions

Suggested use: As a dietary supplement, adults take one (1) to two (2) softgels once or twice daily, with a meal or as directed by a healthcare professional.

Precautions

Caution: Contains soy.

If you are pregnant, nursing, taking any medication, or have any medical condition, consult your doctor before use.

Discontinue use and consult your doctor if any adverse reactions occur.

Keep out of reach of children.

Do not use if safety seal is damaged or missing.

Storage

Store in a cool, dry place.

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

General Statements

Visit us online @ purenaturals.co

Formulation

Non GMO

An FDA regulated facility

FDA Statement of Identity

Dietary Supplement

Seals/Symbols

Made in USA Sourced from a GMP Certified Facility Good Manufacturing Practice Quality Assured

Is this label outdated? Report a formula or label change and our pharmacy team will review it.

See for yourself

Lecithin by Pure Naturals label

The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.

Lecithin label

Label images are published by the NIH Dietary Supplement Label Database for the version of this product on file. Always read your actual product label.

View the full label (PDF)
What’s inside

The Ingredients in Lecithin by Pure Naturals

This is the 1 active ingredient this product is made of. Select it to open its full monograph.

Serving size1 Softgel(s) Dosage formSoftgel Capsule Servings per container240 Amounts shown are per serving.

Lecithin

No known
interactions
1200 mg per serving Form: Soy

Lecithin is a natural fatty substance found in foods and made by the body that is widely used as a supplement and food emulsifier. Evidence supporting...

Lecithin monograph & interactions

Other (inactive) ingredients: Gelatin, Glycerin, Water, Purified. These complete the product’s ingredient list but are not active constituents.

Interaction report

Lecithin by Pure Naturals Drug Interactions

We don’t currently list any known drug interactions for the mapped ingredients in Lecithin. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.

The maker

Brand information

Manufacturer and brand details for Lecithin, from the product label.

Pure Naturals

See all Pure Naturals products
Name
Pure Naturals Herbs
City
South Hackensack
State
NJ
ZipCode
07606
Web Address
purenaturals.co
Pharmacist Counseling Corner

Lecithin by Pure Naturals: Common Questions

Does Lecithin by Pure Naturals interact with any medications?
We do not currently list a known interaction for the mapped ingredients in Lecithin. This does not guarantee none exist, so confirm with your pharmacist.
How can one product interact with so many drugs?
Lecithin contains a single active ingredient, and that one ingredient can interact with many different medications on its own. We check it against each medication and show the mechanism responsible.
Where does this information come from?
The product label data comes from the NIH Dietary Supplement Label Database (DSLD); the interaction data is built on the Natural Medicines database and reviewed by HelloPharmacist pharmacists.
What exactly is lecithin and what does it do in the body?
Lecithin is a naturally occurring compound found in eggs, soybeans, and other foods. It's made up of phospholipids like phosphatidylcholine, which help form cell membranes and are involved in how your cells work. This supplement delivers concentrated amounts of those same compounds.
Will this help my digestive health?
Phosphatidylcholine in this product is possibly effective for ulcerative colitis, a serious inflammatory bowel disease. For general digestive health, the evidence isn't established in our data. If you have ulcerative colitis or another digestive condition, talk with your doctor about whether this makes sense for you.
What side effects should I watch for?
Most people tolerate it well. At higher doses, you might notice bloating, diarrhea, nausea, or vomiting. Some people also report altered taste, itching, or increased sweating. These are usually mild, but if they persist or bother you, back off the dose and let your pharmacist know.
Is it safe to take while I'm pregnant or breastfeeding?
Choline (which phosphatidylcholine contains) is needed during pregnancy, but there isn't enough reliable research on whether supplements beyond food sources are safe during pregnancy or breastfeeding. Talk with your doctor or pharmacist before starting this if you're pregnant or nursing — they can give you personalized advice.
Does this work for Alzheimer disease or anxiety?
The evidence so far isn't strong enough to say whether it works for either of those. That doesn't mean it won't help you personally, but it does mean more research is needed. If those are concerns for you, discuss options with your doctor.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Not sure if Lecithin is safe with your meds?

Our pharmacists answer your medication & supplement questions — free.

Ask a pharmacist

Label information is sourced from the NIH Dietary Supplement Label Database and reflects the product version on file; always read your actual product label. This page is for education only and is not a substitute for professional medical advice. Confirm with your pharmacist or doctor before combining supplements and medications.

Lecithin label
Go deeper

The Full Monographs Behind Lecithin’s Ingredients

Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.

Herb & supplement monograph

Lecithin

Lecithin is a natural fatty substance found in foods and made by the body that is widely used as a supplement and food emulsifier. Evidence supporting most of its health claims is limited, t...

Read the full Lecithin monograph → Herb & supplement monograph

Phosphatidylcholine

Phosphatidylcholine is a phospholipid that is part of every cell membrane and a source of choline. People take it for liver, brain, and gut health, but solid human evidence is limited for mo...

Read the full Phosphatidylcholine monograph →
Sources

Sources & How We Checked

Lecithin's label data comes from the NIH Dietary Supplement Label Database; the ingredient interaction data is from the Natural Medicines database, reviewed by our pharmacists.

Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.

The 24 references behind this product’s interaction data

Every citation that drives the interaction findings for this product’s ingredients, from the evidence-graded Natural Medicines (TRC Healthcare) database. Open an ingredient to browse its citations — links open the study on PubMed or the publisher’s site.

Phosphatidylcholine 15 references
  1. Domino EF, May WW, Demetriou S, et al. Lack of clinically significant improvement of patients with tardive dyskinesia following phosphatidylcholine therapy. Biol Psychiatry 1985;20:1189-96. PubMed
  2. Aronson PJ, Lorincz AL. Promotion of palmar sweating with oral phosphatidylcholine. Acta Derm Venereol 1985;65:19-24. DOI
  3. Hexsel DM, Serra M, de Oliveira Dal'Forno T, et al. Cosmetic uses of injectable phosphatidylcholine on the face. Otolaryngol Clin North Am 2005;38:1119-29. PubMed
  4. Kopera D, Binder B, Toplak H, et al. Histopathologic changes after intralesional application of phosphatidylcholine for lipoma reduction: report of a case. Am J Dermatopathol 2006;28:331-3. PubMed
  5. Rittes PG. The use of phosphatidylcholine for correction of lower lid bulging due to prominent fat pads. Dermatol Surg 2001;27:391-2. PubMed
  6. Rotunda AM, Kolodney MS. Mesotherapy and phosphatidylcholine injections: historical clarification and review. Dermatol Surg 2006;32:465-80. PubMed
  7. Hexsel D, Serra M, Mazzuco R, et al. Phosphatidylcholine in the treatment of localized fat. J Drugs Dermatol 2003;2:511-8.
  8. Hasengschwandtner F. Phosphatidylcholine treatment to induce lipolysis. Cosmet Dermatol 2005;4:308-13. PubMed
  9. Rittes PG. The use of phosphatidylcholine for correction of localized fat deposits. Aesthetic Plast Surg 2003;27:315-8. PubMed
  10. Ablon G, Rotunda AM. Treatment of lower eyelid fat pads using phosphatidylcholine: clinical trial and review. Dermatol Surg 2004;30:422-7. PubMed
  11. Loguercio C, Andreone P, Brisc C, et al. Silybin combined with phosphatidylcholine and vitamin E in patients with nonalcoholic fatty liver disease: a randomized controlled trial. Free Radic Biol Med 2012;52(9):1658-65. PubMed
  12. Panos, J. M., Palson, R., Johnson, R., Portmann, B., and Williams, R. Polyunsaturated phosphatidylcholine for acute alcoholic hepatitis: a double blind randomized placebo controlled trial. Eur.J.Gastroenterol 1990;2:351-355.
  13. Stremmel W, Braun A, Hanemann A, Ehehalt R, Autschbach F, Karner M. Delayed release phosphatidylcholine in chronic-active ulcerative colitis: a randomized, double-blinded, dose finding study. J Clin Gastroenterol 2010;44(5):e101-7. PubMed
  14. Stremmel W, Ehehalt R, Autschbach F, Karner M. Phosphatidylcholine for steroid-refractory chronic ulcerative colitis: a randomized trial. Ann Intern Med. 2007;147(9):603-10. PubMed
  15. Stremmel W, Vural H, Evliyaoglu O, Weiskirchen R. Delayed Release Phosphatidylcholine is Effective for Treatment of Ulcerative Colitis: A Meta-Analysis. Dig Dis 2021;39(5):508-515. PubMed

See these in context on the Phosphatidylcholine monograph →

Lecithin 9 references
  1. Buchman AL, Dubin M, Jenden D, et al. Lecithin increases plasma free choline and decreases hepatic steatosis in long-term total parenteral nutrition patients. Gastroenterology 1992;102:1363-70.
  2. Food and Nutrition Board, Institute of Medicine. Dietary Reference Intakes for Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Biotin, and Choline (2000). Washington, DC: National Academy Press, 2000. Available at: http://b
  3. Chatellier G, Lacomblez L. Tacrine (tetrahydroaminoacridine; THA) and lecithin in senile dementia of the Alzheimer type: a multicentre trial. Groupe Francais d'Etude de la Tetrahydroaminoacridine. BMJ 1990;300:495-9.
  4. Gelenberg AJ, Dorer DJ, Wojcik JD, et al. A crossover study of lecithin treatment of tardive dyskinesia. J Clin Psychiatry 1990;51:149-53.
  5. Little A, Levy R, Chuaqui-Kidd P, Hand D. A double-blind, placebo controlled trial of high-dose lecithin in Alzheimer's disease. J Neurol Neurosurg Psychiatry 1985;48:736-42. PubMed
  6. Palm M, Moneret-Vautrin DA, Kanny G, et al. Food allergy to egg and soy lecithins. Allergy 1999;54:1116-7. PubMed
  7. Drachman DA, Glosser G, Fleming P, et al. Memory decline in the aged: treatment with lecithin and physostigmine. Neurology 1982;32:944-50. PubMed
  8. Gelenberg, A. J., Doller-Wojcik, J. C., and Growdon, J. H. Choline and lecithin in the treatment of tardive dyskinesia: preliminary results from a pilot study. Am J Psychiatry 1979;136(6):772-776. PubMed
  9. Electronic Code of Federal Regulations. Title 21, Chapter 1, Subchapter B, Part 184: Direct food substances affirmed as Generally Recognized as Safe. Subpart B - listing of specific substances affirmed as GRAS. Sec. 184.1400 Lecithin. Available at: https:

See these in context on the Lecithin monograph →

Parts of this content are provided by the Therapeutic Research Center, LLC.

DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.

© 2021 Therapeutic Research Center, LLC

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