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Dietary supplement

Lavender SAP Ingredients & Drug Interactions

by NFH

Lavender SAP label
See full label image
Softgel Capsule Category: Botanical
Most serious interaction: Moderate
Clinical methodology reviewed by · Updated Sep 23, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Lavender SAP 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

Lavender SAP is a dietary supplement by NFH with 1 active ingredient. Its ingredients are commonly taken for anxiety and stress, sleep problems, relaxation and calming.Based on those ingredients, 248 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Lavender Essential Oil. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Lavender SAP by NFH

Ask about any prescription or over-the-counter medication and we check it for interactions with Lavender SAP by NFH — and tell you which ingredient is responsible.

Pharmacist-reviewed data Checks every ingredient Answer in seconds
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HelloPharmacist Scorecard of Lavender SAP by NFH

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 Aug 13, 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.

Lavender SAP is a single-ingredient softgel containing lavender essential oil. The capsule itself holds olive oil, vitamin E, annatto extract for color, gelatin, glycerin, and purified water.

Does it work?

Not established
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 established

The graded evidence we hold for these ingredients covers different conditions than the ones this product is marketed for, so there's no established rating for its stated use — see Lavender's own graded uses on its monograph.

Why this rating?
  • The label markets this product for: help relieve restlessness, mental stress, exhaustion, and aid sleep.
  • We looked for evidence on: Insomnia, Stress, Perioperative anxiety, Pre-procedural anxiety, Psychological well-being, Anxiety — and 2 related terms.
  • The closest evidence on file: Lavender is rated "Insufficient Reliable Evidence To Rate" for Pre-procedural anxiety (Natural Medicines).
  • Also on file: Lavender is rated "Insufficient Reliable Evidence To Rate" for Insomnia, Stress, Psychological well-being, Perioperative anxiety.

The evidence for lavender is mixed. It's rated possibly effective for period pain (dysmenorrhea).

For hair loss (alopecia areata), anxiety before medical procedures, cancer-related fatigue, and cancer-related pain, the data we hold shows either insufficient evidence to say whether it works or suggests it may not be effective. Talk with your doctor about what you're hoping to treat and whether lavender is the right choice.

The evidence, ingredient by ingredient Lavender

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.

Lavender essential oil taken by mouth is generally well tolerated, though some people report breath odor, constipation, diarrhea, indigestion, burping, headache, or nausea. On skin, it's usually fine but can cause allergic reactions in sensitive people.

There's one rare report of breast tissue growth in young boys using lavender oil topically. The product label notes that essential oil is toxic if swallowed—so this softgel form matters; don't crack it open and ingest the oil directly.

Overall safety data is limited, so talk with your doctor or pharmacist before using medicinal amounts unless they've approved it.

Side effects, ingredient by ingredient Lavender

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 — Lavender.
  • The most serious interaction on file is rated Moderate.
  • For scale: 248 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 this product, check whether you use any CNS depressants—medications that slow your nervous system, including sleep aids, sedatives, anti-anxiety drugs, and pain relievers that cause drowsiness. The interaction is moderate.

Use the medication checker on this page to see if your exact drugs are on the list, and confirm with your pharmacist.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with no established evidence rating for its marketed use. Moderate medication interactions have been identified, and safety information is well characterized.

Lavender SAP may help with period pain, though the evidence is still developing. The main watch is whether you take anything that makes you drowsy—check with your pharmacist first.

It's generally well tolerated but not deeply studied, so it's not something to use without guidance. Talk it over with your own doctor or pharmacist 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 Jan 23, 2023.

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 Lavender SAP, straight from the product label.

Brand NFH
Barcode (UPC) 856711111128
Net contents 60 Softgel(s)
Market status On market
Date entered into DSLD Jan 23, 2023
DSLD ID 273347
Product type Botanical
Supplement form Softgel Capsule
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Adult (18 - 50 Years), Gluten Free, Dairy Free, Sugar 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 Lavender SAP by NFH, 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:
1 Softgel(s)
Servings per container
60
UPC/BARCODE
856711111128
IngredientAmount% DV
Lavender Essential Oil80 mg--

Other ingredients: Olive Oil, Vitamin E, Annatto extract, Bovine 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.
Formula

Lavender SAP is traditionally used in herbal medicine to help relive restlessness, for the relief of mild symptoms of mental stress and exhaustion, and to aid sleep.

Formulation

All ingredients listed for this product lot number have been tested by a third-party laboratory for identity, potency, and purity.

This product is non-GMO.

Color, size and smell may vary from one lot to another.

Stress and sleep support

Made in Canada

Suggested/Recommended/Usage/Directions

Directions for use: Adults: Take 1 softgel daily with food and a full glass of water or as directed by your healthcare practitioner.

Precautions

Cautions and warnings: Consult a healthcare practitioner prior to use if you are taking prescription medications.

Consult a healthcare practitioner if symptoms persist or worsen. May impair ability to drive and use machines; affected patients should not drive or operate machinery.

Contraindications: Do not use if you are pregnant or breast-feeding.

Known adverse reactions: Hypersensitivity (e.g. allergy) may occur; in which case, discontinue use.

Lavender eructation has been reported in a small number of users and is a normal effect of the product.

Do not use if seal is broken.

Keep out of reach of children.

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.

FDA Statement of Identity

Dietary Supplement

General Statements

NPN 80061133

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

See for yourself

Lavender SAP by NFH label

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

Lavender SAP 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 Lavender SAP by NFH

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 container60 Amounts shown are per serving.

Lavender Essential Oil

Interacts with
248 drugs
80 mg per serving Form: Lavandula Angustifolia

Lavender is a fragrant herb most popular for promoting relaxation, easing anxiety, and supporting sleep, with some encouraging evidence for a standard...

Lavender Essential Oil monograph & interactions

Other (inactive) ingredients: Olive Oil, Vitamin E, Annatto extract, Bovine Gelatin, Glycerin, Water, Purified. These complete the product’s ingredient list but are not active constituents.

Interaction report

Lavender SAP by NFH Drug Interactions

Want to check YOUR meds against Lavender SAP?

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
248Drugs
248 Moderate

Ingredients driving the most interactions

Lavender Essential Oil 248

Individual Drug Interactions

The ingredients in Lavender SAP interact with 248 drugs. Click any drug to see the details.

1 of the 1 ingredient in Lavender SAP interact with drugs. Each result below shows which ingredient is responsible. Lavender Essential Oil

Each ingredient & the kinds of drugs it affects

For each ingredient in Lavender SAP 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.

Lavender Essential Oil1 drug type · 248 drugs

Cns Depressants

Theoretically, lavender might potentiate the therapeutic effects and adverse effects of CNS depressants.
Laboratory research suggests that lavender has sedative effects. However, clinical studies in patients taking oral lavender oil (Silexan) 160 mg for 10 weeks or taking lavender flower powder 1 gram daily for 2 months have not reported side effects of drowsiness, sedation, or sleepiness. There is still some concern that higher doses or different preparations of lavender might have additive effects with CNS depressant medications.

Likelihood Unlikely Evidence D
Lavender Essential Oil full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Lavender SAP, from the product label.

NFH

See all NFH products
Name
NFH - Nutritional Fundamentals for Health, Inc.
Street Address
351 Rue Joseph-Carrier
City
Vaudreuil
State
QC
ZipCode
J7V 5V5
Phone Number
1 866 510-3123
Web Address
nfh.ca
Pharmacist Counseling Corner

Lavender SAP by NFH: Common Questions

Does Lavender SAP by NFH interact with any medications?
Yes. Based on its ingredients, Lavender SAP has a known interaction with 248 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Lavender SAP 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.
Does lavender really help with period pain?
Lavender is rated possibly effective for period pain based on the evidence we hold, so there's promise there—but it's not a guarantee. Your doctor can advise whether it's worth trying alongside or instead of your usual approach.
Will this make me drowsy?
Lavender itself has sedative effects in the lab, but studies of people taking oral lavender haven't reported drowsiness as a common side effect. The main concern is if you're already taking something that makes you drowsy—the two together might strengthen that effect. Check with your pharmacist.
What are the most common side effects?
Breath odor, constipation, diarrhea, indigestion, burping, headache, and nausea have been reported when lavender is taken by mouth. Most people tolerate it fine, but these are what some users have experienced.
Is it safe during pregnancy or while breastfeeding?
We don't have enough reliable safety data on file for lavender in pregnancy or lactation. Talk with your doctor or midwife before using it if you're pregnant or nursing—they can give you personalized advice.
Can I open the capsule and use the oil differently?
No—the product label warns that lavender essential oil is toxic if swallowed, so don't crack open the capsule and ingest the oil directly. This softgel form is the safe way to use it orally. If you want to use lavender oil another way, talk with a healthcare provider first.
Does it help with anxiety or sleep?
The data we hold doesn't show strong evidence that it helps with general anxiety or sleep. For anxiety before a medical procedure specifically, we don't have enough reliable evidence to say either way. Your doctor can discuss whether lavender is worth trying for your situation.

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

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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.

Lavender SAP label
Go deeper

The Full Monographs Behind Lavender SAP’s Ingredients

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

Herb & supplement monograph

Lavender

Interacts with 248 drugs

Lavender is a fragrant herb most popular for promoting relaxation, easing anxiety, and supporting sleep, with some encouraging evidence for a standardized oral lavender oil product for anxie...

Read the full Lavender monograph →
Sources

Sources & How We Checked

Lavender SAP'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 20 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.

Lavender 20 references
  1. The Review of Natural Products by Facts and Comparisons. St. Louis, MO: Wolters Kluwer Co., 1999.
  2. Schulz V, Hansel R, Tyler VE. Rational Phytotherapy: A Physician's Guide to Herbal Medicine. Terry C. Telger, transl. 3rd ed. Berlin, GER: Springer, 1998.
  3. Akhondzadeh S, Kashani L, Fotouhi A, et al. Comparison of Lavandula angustifolia Mill. tincture and imipramine in the treatment of mild to moderate depression: a double-blind, randomized trial. Prog Neuropsychopharmacol Biol Psychiatry 2003;27:123-7. PubMed
  4. Varma S, Blackford S, Statham BN, Blackwell A. Combined contact allergy to tea tree oil and lavender oil complicating chronic vulvovaginitis. Contact Dermatitis 2000;42:309-10.
  5. Coulson IH and Khan AS. Facial 'pillow' dermatitis due to lavender oil allergy. Contact Dermatitis 1999;41(2):111. PubMed
  6. Woelk, H. and Schlafke, S. A multi-center, double-blind, randomised study of the Lavender oil preparation Silexan in comparison to Lorazepam for generalized anxiety disorder. Phytomedicine. 2010;17(2):94-99. PubMed
  7. Kasper, S., Gastpar, M., Muller, W. E., Volz, H. P., Moller, H. J., Dienel, A., and Schlafke, S. Silexan, an orally administered Lavandula oil preparation, is effective in the treatment of 'subsyndromal' anxiety disorder: a randomized, double-blind, plac
  8. Uehleke, B., Schaper, S., Dienel, A., Schlaefke, S., and Stange, R. Phase II trial on the effects of Silexan in patients with neurasthenia, post-traumatic stress disorder or somatization disorder. Phytomedicine. 6-15-2012;19(8-9):665-671. PubMed
  9. Brandao FM. Occupational allergy to lavender oil. Contact Dermatitis 1986;15(4):249-250. PubMed
  10. Rademaker M. Allergic contact dermatitis from lavender fragrance in Difflam gel. Contact Dermatitis 1994;31(1):58-59. PubMed
  11. Kasper S, Gastpar M, Müller WE, et al. Lavender oil preparation Silexan is effective in generalized anxiety disorder--a randomized, double-blind comparison to placebo and paroxetine. Int J Neuropsychopharmacol. 2014 Jun;17(6):859-69. PubMed
  12. Farshbaf-Khalili A, Kamalifard M, Namadian M. Comparison of the effect of lavender and bitter orange on anxiety in postmenopausal women: A triple-blind, randomized, controlled clinical trial. Complement Ther Clin Pract 2018;31:132-8. PubMed
  13. Bingham LJ, Tam MM, Palmer AM, Cahill JL, Nixon RL. Contact allergy and allergic contact dermatitis caused by lavender: A retrospective study from an Australian clinic. Contact Dermatitis. 2019;81(1):37-42. PubMed
  14. Donelli D, Antonelli M, Bellinazzi C, Gensini GF, Firenzuoli F. Effects of lavender on anxiety: A systematic review and meta-analysis. Phytomedicine. 2019;65:153099. PubMed
  15. Firoozeei TS, Feizi A, Rezaeizadeh H, Zargaran A, Roohafza HR, Karimi M. The antidepressant effects of lavender (Lavandula angustifolia Mill.): A systematic review and meta-analysis of randomized controlled clinical trials. Complement Ther Med 2021;59:102 PubMed
  16. Kodama T, Watanabe T, Mataki N, Kanoh S, Kichikawa Y. Acute eosinophilic pneumonia following aromatherapy with essential oil. Respir Med Case Rep 2022;37:101657. PubMed
  17. Barbaud A, Kurihara F, Raison-Peyron N, et al. Allergic contact dermatitis from essential oil in consumer products: Mode of uses and value of patch-tests with an essential oil series. Results of a French study of the DAG (dermato-allergy group of the Fren
  18. Ozer H, Sayan ZA, Baloglu I, Ozturk Y, Yonet F, Turkmen K. Unknown criminals for kidney: Acute interstitial nephritis due to lavender tea. Explore (NY) 2023. PubMed
  19. Kasper S, Volz HP, Möller HJ, et al. Lavender oil preparation Silexan is effective in mild-to-moderate major depression: a randomized, placebo- and reference-controlled trial. Eur Arch Psychiatry Clin Neurosci 2024. PubMed
  20. Simaei SR, Askari VR, Rostami M, et al. Lavender and metformin effectively propagate progesterone levels in patients with polycystic ovary syndrome: A randomized, double-blind clinical trial. Fitoterapia 2023;172:105720. PubMed

See these in context on the Lavender 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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