Phosadyl (Lecithin) Ingredients & Drug Interactions
What is this page for?
First and foremost: checking Phosadyl (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
Phosadyl (Lecithin) is a dietary supplement by Douglas Laboratories with 3 active ingredients. Its ingredients are commonly taken for liver health, memory and brain support, ulcerative colitis.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.
HelloPharmacist Scorecard of Phosadyl (Lecithin) by Douglas Laboratories
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.
What’s inside
Full disclosure
Phosadyl is a softgel containing three phospholipid ingredients: phosphatidylcholine, phosphatidylethanolamine, and phosphatidylinositol. These are naturally occurring compounds that support cell membrane function.
The product also contains soybean phosphatide complex as an inactive ingredient. Phosphatidylcholine is the ingredient with the most research behind it in this formula.
The other two phospholipids are included to round out the phospholipid profile, though we don't have detailed effectiveness data on file for them individually.
Does it work?
Moderate evidence
Phosphatidylcholine is possibly effective for ulcerative colitis (a type of inflammatory bowel disease). For other conditions listed — nonalcoholic fatty liver disease, alcohol-related liver disease, Alzheimer disease, and anxiety — the evidence we hold rates as insufficient to know whether it works.
If you're thinking about this supplement for one of those other uses, talk it over with your doctor. The research just isn't there yet to say it'll help.
How safe is it?
Well-documented data
Phosphatidylcholine is generally well tolerated, but it can cause digestive upset — especially at high doses. The most common side effects from oral use are altered taste, bloating, diarrhea, nausea, vomiting, itching, and sweating.
Most people don't experience these, but if you do, they're usually mild. Choline (which phosphatidylcholine contains) is needed in pregnancy, but we don't have enough data on supplement safety beyond what you get from food.
If you're pregnant or breastfeeding, talk with your doctor or pharmacist before starting this product — they can help you figure out what makes sense for your situation.
Meds to double-check
No known interactions
No interactions are documented in our data for the ingredient we could fully check. That doesn't mean none exist — especially since we have no interaction data for two of the three ingredients in this formula.
If you take any medications regularly, it's worth doing a quick check with your own pharmacist or doctor before you add this to your routine.
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.
Phosadyl might be worth considering if you're dealing with ulcerative colitis, since phosphatidylcholine shows some promise there. If you're interested in it for liver health, memory, or anxiety, the evidence isn't strong enough yet to say it'll work.
Check with your doctor or pharmacist before you start, especially if you're pregnant, breastfeeding, or have a history of digestive issues.
Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI
Assessment coverage: 1 of 3 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Jan 25, 2012.
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
General information
Key facts about Phosadyl (Lecithin), straight from the product label.
| Brand | Douglas Laboratories |
|---|---|
| Barcode (UPC) | 310539011973 |
| Net contents | 100 Softgel(s) |
| Market status | On market |
| Date entered into DSLD | Jan 25, 2012 |
| DSLD ID | 5216 |
| Product type | Fat/fatty Acid |
| Supplement form | Softgel Capsule |
| Dietary claims / uses | All Other |
| Intended target group(s) | Adult (18 - 50 Years) |
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 Phosadyl (Lecithin) by Douglas Laboratories, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Calories | 12 {Calories} | -- |
| Calories from Fat | 12 {Calories} | -- |
| Total Fat | 1.4 g | 2% |
| Phosphatidylcholine | 420 mg | -- |
| Phosphatidylethanolamine | 100 mg | -- |
| Phosphatidylinositol | 30 mg | -- |
Other ingredients: Soybean Phosphatide Complex
Tap any ingredient to jump to its full detail below.
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.
FDA Statement of Identity
A Dietary Supplement
Suggested/Recommended/Usage/Directions
Suggested Usage: As a dietary supplement, adults take 1 softgel daily or as directed by your healthcare professional.
Precautions
KEEP OUT OF REACH OF CHILDREN.
Tamper resistant package, do not use if outer seal is missing.
Storage
For optimal storage conditions, store in a cool, dry place. (59(0)-77(0)F/15(0)-25(0)C) (35-65% relative humidity)
General
Formula #7926
Formulation
This product contains NO yeast, wheat gluten, milk/dairy, corn, sodium, sugar, starch, artificial coloring, preservatives or flavoring.
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Phosadyl (Lecithin) by Douglas Laboratories label
The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.
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)The Ingredients in Phosadyl (Lecithin) by Douglas Laboratories
These are the 3 active ingredients this product is made of. Select any to open its full monograph.
Serving size1 Softgel(s) Dosage formSoftgel Capsule Servings per container100 Amounts shown are per serving.
Most supplement products combine several ingredients, and a medication can interact with the product through any one of them. Each ingredient below shows whether it has known drug interactions.
Phosphatidylcholine
No knowninteractions
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, bu...
Phosphatidylcholine monograph & interactionsPhosphatidylethanolamine
Phosphatidylinositol
Other (inactive) ingredients: Soybean Phosphatide Complex. These complete the product’s ingredient list but are not active constituents.
Phosadyl (Lecithin) by Douglas Laboratories Drug Interactions
We don’t currently list any known drug interactions for the mapped ingredients in Phosadyl (Lecithin). This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.
Brand information
Manufacturer and brand details for Phosadyl (Lecithin), from the product label.
Douglas Laboratories
See all Douglas Laboratories products- Name
- Douglas Laboratories
- Street Address
- 600 Boyce Road
- City
- Pittsburgh
- State
- PA
- ZipCode
- 15205
- Web Address
- www.douglaslabs.com
Phosadyl (Lecithin) by Douglas Laboratories: Common Questions
Does Phosadyl (Lecithin) by Douglas Laboratories interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
What is phosphatidylcholine and what does it do?
Can I take this if I'm pregnant?
Can I take this if I'm breastfeeding?
What side effects might I get from this?
Will this help my liver health or brain function?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if Phosadyl (Lecithin) is safe with your meds?
Our pharmacists answer your medication & supplement questions — free.
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.
The Full Monographs Behind Phosadyl (Lecithin)’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Sources & How We Checked
Phosadyl (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.
- NIH Dietary Supplement Label Database (DSLD) — The official product label on file for this supplement.
- Natural Medicines (Therapeutic Research Center) — Evidence-graded clinical reference behind the ingredient interaction data.
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 15 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
- 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
- Aronson PJ, Lorincz AL. Promotion of palmar sweating with oral phosphatidylcholine. Acta Derm Venereol 1985;65:19-24. DOI
- 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
- 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
- Rittes PG. The use of phosphatidylcholine for correction of lower lid bulging due to prominent fat pads. Dermatol Surg 2001;27:391-2. PubMed
- Rotunda AM, Kolodney MS. Mesotherapy and phosphatidylcholine injections: historical clarification and review. Dermatol Surg 2006;32:465-80. PubMed
- Hexsel D, Serra M, Mazzuco R, et al. Phosphatidylcholine in the treatment of localized fat. J Drugs Dermatol 2003;2:511-8.
- Hasengschwandtner F. Phosphatidylcholine treatment to induce lipolysis. Cosmet Dermatol 2005;4:308-13. PubMed
- Rittes PG. The use of phosphatidylcholine for correction of localized fat deposits. Aesthetic Plast Surg 2003;27:315-8. PubMed
- Ablon G, Rotunda AM. Treatment of lower eyelid fat pads using phosphatidylcholine: clinical trial and review. Dermatol Surg 2004;30:422-7. PubMed
- 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
- 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.
- 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
- 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
- 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
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