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Dietary supplement

Full Spectrum Chaga Ingredients & Drug Interactions

by Planetary Herbals

Full Spectrum Chaga label
See full label image
Liquid Category: Other Combinations
Most serious interaction: Moderate
Clinical methodology reviewed by · Updated Sep 16, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Full Spectrum Chaga 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

Full Spectrum Chaga is a dietary supplement by Planetary Herbals with 1 active ingredient. Its ingredients are commonly taken for immune support, antioxidant support, general wellness/tonic.Based on those ingredients, 327 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Chaga fruiting body extract. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Full Spectrum Chaga by Planetary Herbals

Ask about any prescription or over-the-counter medication and we check it for interactions with Full Spectrum Chaga by Planetary Herbals — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of Full Spectrum Chaga by Planetary Herbals

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 30, 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: chaga fruiting body extract. Chaga is a fungal growth that forms on birch trees, and this extract concentrates its compounds into liquid form.

The product also contains purified water and grain alcohol, which serve as the liquid base and preservative.

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 Chaga product and its label doesn't state a use — see Chaga'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 doesn't establish that chaga is effective for cardiovascular disease, diabetes, or COVID-19 — there isn't enough reliable research to rate it for any of these uses.

The evidence, ingredient by ingredient Chaga

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.

Chaga is commonly used in foods and teas, but human safety data are limited and some risks have been reported. The main concern is kidney damage: there have been two cases of kidney failure and one case of acute kidney injury (nephropathy) tied to heavy chaga use, likely because chaga contains high levels of oxalate, a compound that can stress the kidneys.

The safety data advises against use during pregnancy and while breastfeeding due to insufficient information.

Side effects, ingredient by ingredient Chaga

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 — Chaga.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: anticoagulant / antiplatelet drugs; immunosuppressants / transplant drugs; diabetes medications.
  • For scale: 327 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 with your doctor or pharmacist if you use blood thinners or antiplatelet drugs (warfarin, aspirin, clopidogrel), medications that suppress your immune system, or diabetes medications. No interactions are documented for other drug types, but the total medication count affected is large — use the search tool on this page to verify your specific medications.

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.

If you take blood thinners, immune-suppressing drugs, or diabetes medications, talk with your doctor or pharmacist before adding this product — the theoretical risks are real enough to warrant a conversation. Pregnant or breastfeeding?

There isn't enough safety data, so check with your doctor or pharmacist first. Anyone considering this supplement should know the kidney-damage reports tied to heavy use.

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 Aug 22, 2017.

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 Full Spectrum Chaga, straight from the product label.

Brand Planetary Herbals
Barcode (UPC) 021078106623
Net contents 1 fl. Oz.; 29.57 mL
Market status On market
Date entered into DSLD Aug 22, 2017
DSLD ID 76149
Product type Other Combinations
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 Full Spectrum Chaga by Planetary Herbals, 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:
2 mL
Maximum serving Sizes:
2 mL
Servings per container
14
UPC/BARCODE
021078106623
IngredientAmount% DV
Chaga fruiting body extract2 mL--

Other ingredients: purified Water, Grain Alcohol

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.
FDA Statement of Identity

Herbal Supplement

General Statements

Approved by Michael Tierra L.Ac, O.M.D

Suggested/Recommended/Usage/Directions

Suggested Use: Shake well before using. 2 droppers three times daily in water or juice.

Precautions

Warning: Do not use if pregnant, may become pregnant, or breastfeeding. If you are taking immunosuppressant medication, have had a transplant or have any other glucose metabolism disorder, consult your physician before using this product.

Do not use if tamper-evident seal is broken or missing.

General

PF0662 REV J153

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

See for yourself

Full Spectrum Chaga by Planetary Herbals label

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

Full Spectrum Chaga 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 Full Spectrum Chaga by Planetary Herbals

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

Serving size2 mL Dosage formLiquid Servings per container14 Amounts shown are per serving.

Chaga fruiting body extract

Interacts with
327 drugs
2 mL per serving

Chaga is a fungus that grows mostly on birch trees and is used as a tea or supplement, mainly for immune and antioxidant support. Human evidence for i...

Chaga fruiting body extract monograph & interactions

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

Interaction report

Full Spectrum Chaga by Planetary Herbals Drug Interactions

Want to check YOUR meds against Full Spectrum Chaga?

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
327Drugs
327 Moderate

Ingredients driving the most interactions

Chaga fruiting body extract 327

Individual Drug Interactions

The ingredients in Full Spectrum Chaga interact with 327 drugs. Click any drug to see the details.

1 of the 1 ingredient in Full Spectrum Chaga interact with drugs. Each result below shows which ingredient is responsible. Chaga fruiting body extract

Each ingredient & the kinds of drugs it affects

For each ingredient in Full Spectrum Chaga 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.

Chaga fruiting body extract3 drug types · 327 drugs

Anticoagulant/Antiplatelet Drugs

Theoretically, chaga may increase the risk of bleeding if used with anticoagulant or antiplatelet drugs.
In vitro and animal research suggests that chaga extract can inhibit platelet aggregation. This effect has not been reported in humans.

Likelihood Possible Evidence D
Antidiabetes Drugs

Theoretically, taking chaga with antidiabetes drugs might increase the risk of hypoglycemia.
Animal research suggests that chaga might decrease blood glucose levels and increase insulin levels. This has not been reported in humans.

Likelihood Possible Evidence D
Immunosuppressants

Theoretically, chaga might interfere with immunosuppressive therapy.
In vitro research suggests that certain constituents of chaga stimulate immune function. This has not been reported in humans.

Likelihood Possible Evidence D
Chaga fruiting body extract full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Full Spectrum Chaga, from the product label.

Planetary Herbals

See all Planetary Herbals products
Name
Planetary Herbals, LLC
Street Address
P.O. Box 1760
City
Soquel
State
CA
ZipCode
95073
Web Address
www.planetaryherbals.com
Pharmacist Counseling Corner

Full Spectrum Chaga by Planetary Herbals: Common Questions

Does Full Spectrum Chaga by Planetary Herbals interact with any medications?
Yes. Based on its ingredients, Full Spectrum Chaga has a known interaction with 327 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Full Spectrum Chaga 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 with blood thinners like warfarin or aspirin?
Not without checking first. Chaga may theoretically increase bleeding risk based on lab studies, although it hasn't been reported in people. Talk with your doctor or pharmacist before combining it with any blood thinner or antiplatelet drug.
Is chaga safe if I'm pregnant or breastfeeding?
The safety data advise against use during pregnancy and while breastfeeding because there isn't enough information to know either way. Check with your doctor or pharmacist for personalized advice.
Can I use this if I take diabetes medication?
There's a theoretical concern that chaga might lower blood sugar too much when combined with diabetes drugs, but this hasn't been reported in humans. Talk it over with your doctor or pharmacist before starting it.
What are the side effects of chaga?
The main reported issue is kidney damage — there have been a small number of cases of kidney failure and acute kidney injury linked to heavy chaga consumption, likely from its high oxalate content. Human safety data overall are limited.
Does this product actually work for heart disease or diabetes?
We don't have enough reliable evidence to say. The research on chaga for cardiovascular disease and diabetes hasn't established that it works.
What's in this liquid formula besides the chaga extract?
The product contains purified water and grain alcohol as the liquid base — these are inactive ingredients that preserve and deliver the chaga extract.

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

Not sure if Full Spectrum Chaga 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.

Full Spectrum Chaga label
Go deeper

The Full Monographs Behind Full Spectrum Chaga’s Ingredients

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

Herb & supplement monograph

Chaga

Interacts with 327 drugs

Chaga is a fungus that grows mostly on birch trees and is used as a tea or supplement, mainly for immune and antioxidant support. Human evidence for its benefits is very limited, and it may...

Read the full Chaga monograph →
Sources

Sources & How We Checked

Full Spectrum Chaga'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 9 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.

Chaga 9 references
  1. Sun JE, Ao ZH, Lu ZM, et al. Antihyperglycemic and antilipidperoxidative effects of dry matter of culture broth of Inonotus obliquus in submerged culture on normal and alloxan-diabetes mice. J Ethnopharmacol 2008;118(1):7-13. PubMed
  2. Hyun KW, Jeong SC, Lee DH, et al. Isolation and characterization of a novel platelet aggregation inhibitory peptide from the medicinal mushroom, Inonotus obliquus. Peptides 2006;27(6):1173-8. PubMed
  3. Kim YO, Han SB, Lee HW, et al. Immuno-stimulating effect of the endo-polysaccharide produced by submerged culture of Inonotus obliquus. Life Sci 2005;77(19):2438-56. PubMed
  4. Kikuchi Y, Seta K, Ogawa Y, et al. Chaga mushroom-induced oxalate nephropathy. Clin Nephrol 2014;81(6):440-4. PubMed
  5. Lee S, Lee HY, Park Y, et al. Development of end stage renal disease after long-term ingestion of chaga mushroom: case report and review of literature. J Korean Med Sci. 2020;35(19):e122.
  6. Kwon O, Kim Y, Paek JH, et al. Chaga mushroom-induced oxalate nephropathy that clinically manifested as nephrotic syndrome: A case report. Medicine (Baltimore) 2022;101(10):e28997. PubMed
  7. Su L, Xin C, Yang J, et al. A polysaccharide from Inonotus obliquus ameliorates intestinal barrier dysfunction in mice with type 2 diabetes mellitus. Int J Biol Macromol 2022;214:312-323. PubMed
  8. Chen S, Ma Y, Li H, et al. Anti-diabetic e?ects of Inonotus obliquus extract in high fat diet combined streptozotocin-induced type 2 diabetic mice. Nutr Hosp 2022;39(6):1256-1263. PubMed
  9. Ye X, Wu K, Xu L, et al. Methanol extract of Inonotus obliquus improves type 2 diabetes mellitus through modifying intestinal flora. Front Endocrinol (Lausanne) 2023;13:1103972. PubMed

See these in context on the Chaga 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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