Full Spectrum Cramp Bark 500 mg Ingredients & Drug Interactions
What is this page for?
First and foremost: checking Full Spectrum Cramp Bark 500 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
Full Spectrum Cramp Bark 500 mg is a dietary supplement by Swanson Premium Brand with 1 active ingredient. Its ingredients are commonly taken for menstrual cramps, muscle spasms, general cramping pain.We don’t currently list a known drug interaction for its mapped ingredients — but that doesn’t guarantee none exist, so always confirm with your pharmacist.
HelloPharmacist Scorecard of Full Spectrum Cramp Bark 500 mg by Swanson Premium Brand
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.
What’s inside
Full disclosure
This product contains one active ingredient: cramp bark, supplied as a full spectrum extract at 500 mg per capsule. Cramp bark is the dried bark of Viburnum opulus, a plant with a long history in traditional herbal medicine, though human studies on how well it works are scarce.
The capsule itself is made from gelatin, calcium palmitate, microcrystalline cellulose, and silica — all standard inactive ingredients that help hold the product together.
Does it work?
Insufficient evidence
The evidence for cramp bark is thin. We have insufficient reliable evidence to say whether it works for muscle cramps, menstrual cramps (dysmenorrhea), pregnancy-related leg cramps, kidney stones, or diabetes.
That's not a claim that it doesn't work — it means human trials backing up its traditional uses haven't given us solid proof yet. If you're thinking about it for one of these reasons, talk it over with your doctor so you can make a plan that fits your situation.
How safe is it?
Some data gaps
Cramp bark has been used in traditional medicine for a long time, but human safety data are limited, so caution is warranted. During pregnancy, safety is not established, so the data advise against it.
There isn't enough information to know whether it's safe during breastfeeding. No adverse effects are listed in our data, though that's partly because formal safety testing has been sparse.
If you're pregnant, nursing, or planning to become pregnant, check with your doctor or pharmacist before starting.
Meds to double-check
No known interactions
No interactions are documented in our data for the ingredient we checked. That said, the evidence base for cramp bark's safety in humans is limited, so before you combine it with any prescription or over-the-counter medication, confirm with your doctor or pharmacist that it's okay for your individual situation.
The bottom line
Scorecard at a glanceFully disclosed formula with insufficient evidence for its stated purpose. No medication interactions are currently documented, and some safety-information gaps remain.
This is a single-ingredient herbal product with a long folk history but little formal human evidence for any of its claimed uses. If you're curious about cramp bark for muscle cramps, menstrual symptoms, or another reason, run it by your own doctor or pharmacist first — especially if you're pregnant, nursing, or on any medications.
They know your health picture and can help you decide if 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 Jun 24, 2019.
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
General information
Key facts about Full Spectrum Cramp Bark 500 mg, straight from the product label.
| Brand | Swanson Premium Brand |
|---|---|
| Barcode (UPC) | 087614111483 |
| Net contents | 60 Capsule(s) |
| Market status | On market |
| Date entered into DSLD | Jun 24, 2019 |
| DSLD ID | 203971 |
| Product type | Botanical |
| Supplement form | Capsule |
| Dietary claims / uses | All Other |
| Intended target group(s) | Adult (18 - 50 Years) |
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 Cramp Bark 500 mg by Swanson Premium Brand, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Cramp Bark | 500 mg | -- |
Other ingredients: Gelatin, Calcium Palmitate, Microcrystalline Cellulose, Silica
Tap any ingredient to jump to its full detail below.
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.
General Statements
Bringing wellness to the world since 1969
Muscle comfort herb
To reorder, call toll free 1-800-437-4148 or visit our website at www.swansonvitamins.com
FDA Statement of Identity
Herbal Supplement
Seals/Symbols
Guaranteed Purity & Potency
Precautions
Do not use if seal is broken.
Keep out of reach of children.
Warning: Do not take this product if you are pregnant or nursing.
Storage
Store in a cool, dry place.
Suggested/Recommended/Usage/Directions
Suggested use: As a dietary supplement, take one capsule two times per day with water.
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Full Spectrum Cramp Bark 500 mg by Swanson Premium Brand label
The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.
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)The Ingredients in Full Spectrum Cramp Bark 500 mg by Swanson Premium Brand
This is the 1 active ingredient this product is made of. Select it to open its full monograph.
Serving size1 Capsule(s) Dosage formCapsule Amounts shown are per serving.
Cramp Bark
No knowninteractions
Cramp Bark is the dried bark of Viburnum opulus, traditionally used to ease muscle and menstrual cramps. Modern, high-quality human studies are very l...
Cramp Bark monograph & interactionsOther (inactive) ingredients: Gelatin, Calcium Palmitate, Microcrystalline Cellulose, Silica. These complete the product’s ingredient list but are not active constituents.
Full Spectrum Cramp Bark 500 mg by Swanson Premium Brand Drug Interactions
We don’t currently list any known drug interactions for the mapped ingredients in Full Spectrum Cramp Bark 500 mg. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.
Brand information
Manufacturer and brand details for Full Spectrum Cramp Bark 500 mg, from the product label.
Swanson Premium Brand
See all Swanson Premium Brand products- Name
- Swanson Health Products
- City
- Fargo
- State
- ND
- ZipCode
- 58104
- Phone Number
- 1-800-437-4148
- Web Address
- www.swansonvitamins.com
Full Spectrum Cramp Bark 500 mg by Swanson Premium Brand: Common Questions
Does Full Spectrum Cramp Bark 500 mg by Swanson Premium Brand interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
Can I take this while pregnant or nursing?
Does cramp bark actually work for muscle cramps?
What is cramp bark, and where does it come from?
Are there any side effects listed?
Does this product have fillers or other ingredients besides cramp bark?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if Full Spectrum Cramp Bark 500 mg is safe with your meds?
Our pharmacists answer your medication & supplement questions — free.
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.
The Full Monographs Behind Full Spectrum Cramp Bark 500 mg’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Sources & How We Checked
Full Spectrum Cramp Bark 500 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.
- NIH Dietary Supplement Label Database (DSLD) — The official product label on file for this supplement.
- Natural Medicines (Therapeutic Research Center) — Evidence-graded clinical reference behind the ingredient interaction data.
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