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Dietary supplement

California Poppy Flower Essence Ingredients & Drug Interactions

by Flower Essence Services

California Poppy Flower Essence label
See full label image
Liquid Category: Botanical
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 California Poppy Flower Essence 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

California Poppy Flower Essence is a dietary supplement by Flower Essence Services with 1 active ingredient. Its ingredients are commonly taken for anxiety and stress, trouble sleeping (insomnia), mild aches and pains.Based on those ingredients, 248 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are infusion (1:6000) of Eschscholzia californica. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

Jump to a section

Check Your Meds Against California Poppy Flower Essence by Flower Essence Services

Ask about any prescription or over-the-counter medication and we check it for interactions with California Poppy Flower Essence by Flower Essence Services — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of California Poppy Flower Essence by Flower Essence Services

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 16, 2026

What’s inside

Low disclosure
Ingredient Transparency · database check
Low

Most active ingredients don't disclose an individual amount — you can't tell how much of each you're getting.

Why this rating?
  • The label discloses an exact amount for 0 of its 1 active ingredient.

This product contains one active ingredient: an infusion of California poppy (at a 1:6000 strength). California poppy is a traditional herb used for relaxation and sleep support.

The liquid also contains water and brandy as inactive ingredients.

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 California Poppy product and its label doesn't state a use — see California Poppy'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 California poppy's effectiveness isn't established in the data we hold. The available research doesn't provide reliable evidence to rate it for anxiety, insomnia, or bedwetting.

That doesn't mean it doesn't work—it means the studies either aren't there yet or aren't strong enough to draw firm conclusions. Talk to your doctor or pharmacist about whether it might be right for what you're trying to address.

The evidence, ingredient by ingredient California Poppy

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.

California poppy is generally considered mild when used short-term, but human safety data are limited. In studies where it was combined with hawthorn and magnesium, some people reported muscular stiffness, morning fatigue, and nausea—though it's unclear whether these came from the California poppy alone, the other ingredients, or the combination.

The safety data aren't adequate for pregnancy or breastfeeding, so those situations are best discussed with your doctor or pharmacist before use.

Side effects, ingredient by ingredient California Poppy

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 — California Poppy.
  • 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, double-check any CNS depressants you're on—including sleep aids, sedatives, anti-anxiety drugs, and other medications that slow brain activity. A moderate interaction is documented, meaning sedative effects could increase.

Use the search tool below with your exact medications to see if any of yours are flagged.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFormula with limited ingredient disclosure with no assessable stated purpose. Moderate medication interactions have been identified, and safety information is well characterized.

California Poppy Flower Essence might appeal to you if you're looking for a traditional herbal approach to relaxation or sleep, but the evidence for its effectiveness isn't well established. The bigger concern is that it can boost the sedative effects of medications if you're already taking any.

Check your medications against this product's interactions before you start, and talk with your doctor or pharmacist about whether it's right for you.

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 24, 2014.

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 California Poppy Flower Essence, straight from the product label.

Brand Flower Essence Services
Barcode (UPC) 782932120116
Net contents 0.25 fl. Oz.; 7.5 mL
Market status On market
Date entered into DSLD Jan 24, 2014
DSLD ID 29734
Product type Botanical
Supplement form Liquid
Dietary claims / uses No Claim
Intended target group(s) Adult (18 - 50 Years), Organic
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 California Poppy Flower Essence by Flower Essence Services, 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:
4 Drop(s)
Maximum serving Sizes:
4 Drop(s)
UPC/BARCODE
782932120116
IngredientAmount% DV
infusion (1:6000) of Eschscholzia californica0 NP--

Other ingredients: Water, brandy

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.
Formulation

Certified organic by Stellar Certification Services, Inc.

FDA Statement of Identity

herbal supplement

General Statements

BEST BY 05/2022 120503

Suggested/Recommended/Usage/Directions

Suggested use: four drops, four times daily

Seals/Symbols

FES Quintessentials(TM)

DEMETER(R)

Brand IP Statement(s)

Demeter-certified Biodynamic(R)

General

120503

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

See for yourself

California Poppy Flower Essence by Flower Essence Services label

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

California Poppy Flower Essence 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 California Poppy Flower Essence by Flower Essence Services

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

Serving size4 Drop(s) Dosage formLiquid Amounts shown are per serving.

Infusion (1:6000) of Eschscholzia californica

Interacts with
248 drugs
0 NP per serving

California poppy is a traditional herbal remedy used mainly for anxiety and sleep problems, often combined with other calming herbs. Human research is...

Infusion (1:6000) of Eschscholzia californica monograph & interactions

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

Interaction report

California Poppy Flower Essence by Flower Essence Services Drug Interactions

Want to check YOUR meds against California Poppy Flower Essence?

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

infusion (1:6000) of Eschscholzia californica 248

Individual Drug Interactions

The ingredients in California Poppy Flower Essence interact with 248 drugs. Click any drug to see the details.

1 of the 1 ingredient in California Poppy Flower Essence interact with drugs. Each result below shows which ingredient is responsible. infusion (1:6000) of Eschscholzia californica

Each ingredient & the kinds of drugs it affects

For each ingredient in California Poppy Flower Essence 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.

infusion (1:6000) of Eschscholzia californica1 drug type · 248 drugs

Cns Depressants

Theoretically, taking California poppy with drugs with sedative effects may increase the risk of sedative effects.
Laboratory research shows that California poppy has sedative effects.

Likelihood Possible Evidence D
infusion (1:6000) of Eschscholzia californica full monograph & interactions
The maker

Brand information

Manufacturer and brand details for California Poppy Flower Essence, from the product label.

Flower Essence Services

See all Flower Essence Services products
Phone Number
800-548-0075
Pharmacist Counseling Corner

California Poppy Flower Essence by Flower Essence Services: Common Questions

Does California Poppy Flower Essence by Flower Essence Services interact with any medications?
Yes. Based on its ingredients, California Poppy Flower Essence 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?
California Poppy Flower Essence 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.
Can I take this if I'm pregnant or breastfeeding?
There isn't enough safety data to know whether California poppy is safe during pregnancy or breastfeeding. The data we have advises against use in both situations. Talk with your doctor or pharmacist about your specific situation before you take it.
What does this product actually do?
California poppy has been traditionally used to support relaxation and sleep. However, we don't have reliable evidence from research to confirm whether it works for anxiety, insomnia, or bedwetting. That's an honest gap in the science right now.
What are the side effects?
There's limited information on California poppy's side effects when used alone. In one study where it was combined with hawthorn and magnesium, some people reported morning fatigue, nausea, and muscle stiffness—though it's unclear if those came from the poppy or the other ingredients.
Is this safe to use long-term?
It's considered mild for short-term use, but human safety data are limited, so we don't have strong evidence for long-term safety. If you're thinking about using it regularly, check in with your doctor or pharmacist first.
What's in the bottle besides the active ingredient?
The liquid contains water and brandy as inactive ingredients to preserve and deliver the flower essence. If you need to avoid alcohol, keep that in mind before you use it.

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

Not sure if California Poppy Flower Essence is safe with your meds?

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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.

California Poppy Flower Essence label
Go deeper

The Full Monographs Behind California Poppy Flower Essence’s Ingredients

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

Herb & supplement monograph

California Poppy

Interacts with 248 drugs

California poppy is a traditional herbal remedy used mainly for anxiety and sleep problems, often combined with other calming herbs. Human research is very limited, so its true benefits are...

Read the full California Poppy monograph →
Sources

Sources & How We Checked

California Poppy Flower Essence'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 3 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.

California Poppy 3 references
  1. Hanus M, Lafon J, Mathieu M. Double-blind, randomised, placebo-controlled study to evaluate the efficacy and safety of a fixed combination containing two plant extracts (Crataegus oxyacantha and Eschscholtzia californica) and magnesium in mild-to-moderate
  2. Paul LD, Springer D, Staack RF, et al. Cytochrome P450 isoenzymes involved in rat liver microsomal metabolism of californine and protopine. Eur J Pharmacol 2004;485:69-79. PubMed
  3. Paul LD, Maurer HH. Studies on the metabolism and toxicological detection of the Eschscholtzia californica alkaloids californine and protopine in urine using gas chromatography-mass spectrometry. J Chromatogr B Analyt Technol Biomed Life Sci 2003;789:43-5

See these in context on the California Poppy 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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