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Dietary supplement

Caprylic Acid 250 mg Ingredients & Drug Interactions

by Seeking Health

Caprylic Acid 250 mg label
See full label image
Capsule Category: Fat/fatty Acid
Most serious interaction: Moderate
Clinical methodology reviewed by · Updated Sep 30, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Caprylic Acid 250 mg 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 Most serious interaction: Moderate

Caprylic Acid 250 mg is a dietary supplement by Seeking Health with 1 active ingredient. Its ingredients are commonly taken for candida and yeast overgrowth, gut health support, antimicrobial.Based on those ingredients, 262 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Caprylic Acid. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Caprylic Acid 250 mg by Seeking Health

Ask about any prescription or over-the-counter medication and we check it for interactions with Caprylic Acid 250 mg by Seeking Health — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of Caprylic Acid 250 mg by Seeking Health

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 1 of its 1 active ingredient.
  • No proprietary blends here — you can verify the dose of every single component.

This product contains one active ingredient: caprylic acid at 250 mg per capsule. Caprylic acid is a medium-chain fatty acid that occurs naturally in coconut oil and breast milk.

The capsule also contains inactive ingredients — HPMC, ascorbyl palmitate, microcrystalline cellulose, silica, and medium-chain triglyceride oil — which are fillers and capsule materials.

Does it work?

Couldn't assess
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
Not assessable

This is a single-ingredient Caprylic Acid product and its label doesn't state a use — see Caprylic Acid's own graded uses on its monograph.

Why this rating?
  • We looked at the product name, claims, and label statements and couldn't find a stated purpose to grade.

The evidence for caprylic acid isn't established in our data. The product facts show insufficient reliable evidence to rate it for epilepsy or essential tremor, the conditions studied.

If you're considering it for another reason, we don't have effectiveness information on file.

The evidence, ingredient by ingredient Caprylic Acid

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.

Caprylic acid is generally recognized as safe in food amounts, but supplement doses — like the 250 mg in this product — are less well studied. Short-term use appears well tolerated in most people.

The most common side effects are mild abdominal discomfort and a change in taste perception; rarely, people report mild dizziness, headache, or fatigue. Because caprylic acid occurs naturally in breast milk but concentrated supplement safety during breastfeeding isn't known, use caution and talk with your doctor before taking this while nursing.

Side effects, ingredient by ingredient Caprylic Acid

Meds to double-check

Moderate interaction found
Known Interaction Concern · database check
Moderate identified

The most serious documented interaction for these ingredients is Moderate. Check your medications for a personalized result.

Why this rating?
  • 1 of the 1 matched ingredient can interact with medications — Caprylic Acid.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: anticoagulant / antiplatelet drugs.
  • For scale: 262 individual medications appear in the full list. A big number alone doesn't make a product dangerous — what matters is whether YOUR medication is on it, so run yours through the interaction checker on this page.

Before taking Caprylic Acid 250 mg, double-check with your pharmacist if you take blood thinners like warfarin, blood pressure medications, or nonsteroidal anti-inflammatory drugs (NSAIDs). These are the medication types with documented theoretical interactions with this product.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with no assessable stated purpose. Moderate medication interactions have been identified, and safety information is well characterized.

This product is a single-ingredient supplement with theoretical interactions affecting blood thinners, blood pressure medications, and NSAIDs — all Moderate severity. The human evidence is limited.

If you take any of those medications or have questions about safety, talk to your pharmacist or doctor before starting.

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

Assessment coverage: 1 of 1 active ingredient matched to our full ingredient reviews (monographs). Based on the product label dated Mar 23, 2018.

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 Caprylic Acid 250 mg, straight from the product label.

Brand Seeking Health
Barcode (UPC) 798295549686
Net contents 120 Vegetarian Capsule(s)
Market status On market
Date entered into DSLD Mar 23, 2018
DSLD ID 174383
Product type Fat/fatty Acid
Supplement form Capsule
Dietary claims / uses Nutrient, All Other
Intended target group(s) Adult (18 - 50 Years), Gluten Free, Dairy Free
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 Caprylic Acid 250 mg by Seeking Health, 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 Capsule(s)
Maximum serving Sizes:
1 Capsule(s)
Servings per container
120
UPC/BARCODE
798295549686
IngredientAmount% DV
Caprylic Acid250 mg--

Other ingredients: HPMC, Ascorbyl Palmitate, Microcrystalline Cellulose, Silica, Medium-Chain Triglyceride Oil

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: Take 1 capsule with food any time of day or as directed by your healthcare professional.

Precautions

Children and pregnant or lactating women should consult their healthcare practitioner prior to use.

Children and pregnant or lactating women should consult their healthcare practitioner prior to use.

Do not use if tamper seal is damaged.

Storage: Keep closed in a cool, dry place out of reach by children.

Storage

Storage: Keep closed in a cool, dry place out of reach by children.

General Statements

Physician formulated

Caprylic Acid meets or exceeds cGMP quality standards.

This package is completely recyclable

Formula

Caprylic Acid 250 mg

FDA Statement of Identity

Dietary Supplement

Formulation

Does Not Contain: Milk, eggs, fish, shellfish, tree nuts, peanuts, wheat, soy protein, GMO, or gluten.

General

REV. 051316 ZCL-SKGHEALTH-031-01

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

See for yourself

Caprylic Acid 250 mg by Seeking Health label

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

Caprylic Acid 250 mg 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 Caprylic Acid 250 mg by Seeking Health

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

Serving size1 Capsule(s) Dosage formCapsule Servings per container120 Amounts shown are per serving.

Caprylic Acid

Interacts with
262 drugs
250 mg per serving Form: Sodium Caprylate

Caprylic acid is a medium-chain fatty acid found in coconut oil and palm kernel oil that is popularly used for yeast overgrowth and gut health. While...

Caprylic Acid monograph & interactions

Other (inactive) ingredients: HPMC, Ascorbyl Palmitate, Microcrystalline Cellulose, Silica, Medium-Chain Triglyceride Oil. These complete the product’s ingredient list but are not active constituents.

Interaction report

Caprylic Acid 250 mg by Seeking Health Drug Interactions

Want to check YOUR meds against Caprylic Acid 250 mg?

Ask about interactions with your drugs in plain English — “Can I take it with lisinopril?” — and we find you the answer in seconds, ingredient by ingredient.

 Go to the checker
262Drugs
262 Moderate

Ingredients driving the most interactions

Caprylic Acid 262

Individual Drug Interactions

The ingredients in Caprylic Acid 250 mg interact with 262 drugs. Click any drug to see the details.

1 of the 1 ingredient in Caprylic Acid 250 mg interact with drugs. Each result below shows which ingredient is responsible. Caprylic Acid

Each ingredient & the kinds of drugs it affects

For each ingredient in Caprylic Acid 250 mg with known interactions, here are the types of medications it can affect. Open any type for the detail — or search your exact drug in the checker above.

Caprylic Acid3 drug types · 262 drugs

Antihypertensive Drugs

Theoretically, caprylic acid might increase the risk of hypotension when used with antihypertensive drugs.
Animal research suggests that caprylic acid might have positive inotropic effects, resulting in reduced arterial pressure and vascular resistance and increased cardiac output.

Likelihood Possible Evidence D
Nonsteroidal Anti-Inflammatory Drugs (Nsaids)

Theoretically, caprylic acid might increase plasma concentrations of NSAIDs.
In vitro research suggests that caprylic acid might displace NSAIDs from binding sites on albumin. This effect has not been reported in humans.

Likelihood Possible Evidence D
Warfarin (Coumadin)

Theoretically, caprylic acid might increase plasma concentrations of warfarin.
In vitro research suggests that high doses of caprylic acid might displace warfarin from albumin binding sites. This effect has not been reported in humans.

Likelihood Possible Evidence D
Caprylic Acid full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Caprylic Acid 250 mg, from the product label.

Seeking Health

See all Seeking Health products
Name
Seeking Health
Street Address
3140 Mercer Ave
City
Bellingham
State
WA
ZipCode
98225
Phone Number
(800) 547-9812
Web Address
www.seekinghealth.com
Pharmacist Counseling Corner

Caprylic Acid 250 mg by Seeking Health: Common Questions

Does Caprylic Acid 250 mg by Seeking Health interact with any medications?
Yes. Based on its ingredients, Caprylic Acid 250 mg has a known interaction with 262 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Caprylic Acid 250 mg 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's caprylic acid and what's it supposed to do?
Caprylic acid is a medium-chain fatty acid found naturally in coconut oil and breast milk. The facts we have don't show clear evidence that it works for the conditions it's been studied for — epilepsy and essential tremor — so the evidence is too limited to say whether it's effective.
What side effects might I get?
Most people tolerate it well short-term. The most common side effects are mild abdominal discomfort and a change in taste. Less often, people report mild dizziness, headache, or fatigue. Topically, it can cause skin irritation.
Is it safe to take while breastfeeding?
Caprylic acid naturally occurs in breast milk itself, but we don't have enough data on the safety of a concentrated supplement dose during breastfeeding. Use caution and talk with your doctor or pharmacist before taking it while nursing.
Why are there so many interactions listed?
The single ingredient in this product theoretically interacts with blood thinners, blood pressure medications, and NSAIDs through a mechanism called protein displacement. The number reflects how many individual medications fall into those categories, not separate interactions — and all the effects documented are Moderate severity, with limited human evidence.

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

Not sure if Caprylic Acid 250 mg 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.

Caprylic Acid 250 mg label
Go deeper

The Full Monographs Behind Caprylic Acid 250 mg’s Ingredients

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

Herb & supplement monograph

Caprylic Acid

Interacts with 262 drugs

Caprylic acid is a medium-chain fatty acid found in coconut oil and palm kernel oil that is popularly used for yeast overgrowth and gut health. While laboratory studies show it has antimicro...

Read the full Caprylic Acid monograph →
Sources

Sources & How We Checked

Caprylic Acid 250 mg'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 5 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.

Caprylic Acid 5 references
  1. Massolini G, Aubry AF, McGann A, Wainer IW. Determination of the magnitude and enantioselectivity of ligand binding to rat and rabbit serum albumins using immobilized-protein high performance liquid chromatography stationary phases. Biochem Pharmacol 1993 PubMed
  2. Kristev A, Mitkov D, Lukanov Y, Chapkynov P. The effect of octanoic fatty acid on the cardiovascular system of the guinea pig. Cor Vasa 1989;31(4):321-7.
  3. Hayball PF, Holman JW, Nation RL. Influence of octanoic acid on the reversible protein binding of ketorolac enantiomers to human serum albumin (HSA): comparative liquid chromatographic studies using a HSA chiral stationary phase. J Chromatogr B Biomed App PubMed
  4. Noctor TA, Wainer IW, Hage DS. Allosteric and competitive displacement of drugs from human serum albumin by octanoic acid, as revealed by high-performance liquid affinity chromatography, on a human serum albumin-based stationary phase. J Chromatogr 1992;5 PubMed
  5. Voller B, Lines E, McCrossin G, et al. Dose-escalation study of octanoic acid in patients with essential tremor. J Clin Invest. 2016;126(4):1451-7. PubMed

See these in context on the Caprylic Acid 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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