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Dietary supplement

Yerba Santa Flower Essence Ingredients & Drug Interactions

by Flower Essence Services

Liquid Category: Botanical
Most serious interaction: Moderate
The interaction bottom line Most serious interaction: Moderate

Yerba Santa Flower Essence is a dietary supplement by Flower Essence Services with 1 active ingredient. Its ingredients are commonly taken for coughs and colds, chest congestion (expectorant), asthma and bronchitis.Based on those ingredients, 1 medication has a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are infusion (1:6000) of Eriodictyon californicum. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

HelloPharmacist Scorecard of Yerba Santa 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

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 a single active ingredient: an infusion of Eriodictyon californicum, the plant commonly called yerba santa, made at a concentration of 1 part plant to 6,000 parts liquid. The liquid base is water and brandy, which serve as preservatives and carriers.

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 Yerba Santa product and its label doesn't state a use — see Yerba Santa'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 we hold does not establish that yerba santa is effective for obesity—the data shows insufficient reliable evidence to rate it. That doesn't mean it doesn't work; it means rigorous trials haven't yet made the case.

The evidence, ingredient by ingredient Yerba Santa

How safe is it?

Some data gaps
Safety Information · database check
Some gaps

Safety data exists for these ingredients, but with some important gaps.

Why this rating?
  • We hold adverse-effect (side-effect) data for 0 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.

Yerba santa is generally used in small amounts in foods and teas, but human safety data are limited. Do not use medicinal amounts during pregnancy—there isn't enough safety information.

Avoid medicinal use while breastfeeding as well, since safety hasn't been studied in nursing mothers. The product contains brandy as a preservative, so note that if you avoid alcohol.

Side effects, ingredient by ingredient Yerba Santa

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 — Yerba Santa.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: lithium.
  • For scale: 1 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.

If you take lithium for mood disorders or depression, check with your pharmacist before using this product. Yerba santa's possible diuretic effects might affect how your body handles lithium.

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 some safety-information gaps remain.

Yerba Santa Flower Essence may be of interest to those exploring traditional herbal practices, but the evidence for its effectiveness isn't established in our data. If you take lithium, you must check with your pharmacist or doctor before starting—the potential for a drug interaction exists.

Talk to us before adding this to your routine if you take any medications or are pregnant or nursing.

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 25, 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 Yerba Santa Flower Essence, straight from the product label.

Brand Flower Essence Services
Barcode (UPC) 782932110711
Net contents 1 fl. Oz.; 30 mL
Market status On market
Date entered into DSLD Mar 25, 2014
DSLD ID 30291
Product type Botanical
Supplement form Liquid
Dietary claims / uses All Other
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 Yerba Santa 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
782932110711
IngredientAmount% DV
infusion (1:6000) of Eriodictyon californicum0 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.
Suggested/Recommended/Usage/Directions

Suggested use: Four drops, four times daily

Seals/Symbols

FES Quintessentials(TM)

DEMETER(R)

Formulation

Certified organic by Stellar Certification Services, Inc.

Brand IP Statement(s)

Certified Biodynamic(R) by the Demeter Association, Inc.

General Statements

BEST BY 07/2022 120718

Professional quality backed by three decades of international use.

FDA Statement of Identity

herbal supplement

General

120718

See for yourself

Yerba Santa Flower Essence by Flower Essence Services label

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

What’s inside

The Ingredients in Yerba Santa 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.

0 NP per serving

Yerba Santa is an aromatic shrub from the western United States and Mexico that has long been used in folk medicine for coughs, congestion, and other...

Infusion (1:6000) of Eriodictyon californicum monograph & interactions

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

Interaction report

Yerba Santa Flower Essence by Flower Essence Services Drug Interactions

Want to check YOUR meds against Yerba Santa 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
1Drugs
1 Moderate

Ingredients driving the most interactions

Each ingredient & the kinds of drugs it affects

For each ingredient in Yerba Santa 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 Eriodictyon californicum1 drug type · 1 drug

Lithium

Yerba santa is thought to have diuretic properties. Theoretically, due to these potential diuretic effects, yerba santa might reduce excretion and increase levels of lithium. The dose of lithium might need to be decreased.

Likelihood Probable Evidence D
The maker

Brand information

Manufacturer and brand details for Yerba Santa Flower Essence, from the product label.

Flower Essence Services

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

Yerba Santa Flower Essence by Flower Essence Services: Common Questions

Does Yerba Santa Flower Essence by Flower Essence Services interact with any medications?
Yes. Based on its ingredients, Yerba Santa Flower Essence has a known interaction with 1 medication. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Yerba Santa 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.
Is it safe to use this during pregnancy?
No. There isn't enough safety information available, so medicinal amounts should be avoided during pregnancy. Talk with your doctor or pharmacist if you're pregnant and interested in herbal products.
Can I use this while breastfeeding?
Safety hasn't been studied in nursing mothers, so medicinal use isn't recommended while breastfeeding. Speak with your pharmacist or doctor if you're nursing and considering this product.
Does this actually work for weight loss?
We don't have reliable evidence to say whether it works for obesity. The data shows insufficient evidence to rate it, so we can't make that claim either way.
What's in the bottle besides the herb?
Water and brandy. The brandy acts as a preservative and carrier for the flower essence. If you avoid alcohol, that's something to know.

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.

Yerba Santa Flower Essence label
Go deeper

The Full Monographs Behind Yerba Santa Flower Essence’s Ingredients

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

Sources

Sources & How We Checked

Yerba Santa 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.

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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