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Dietary supplement

Gammadyn Cu Ingredients & Drug Interactions

by UNDA Gammadyn

Gammadyn Cu label
See full label image
Liquid Category: Mineral
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 Gammadyn Cu 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

Gammadyn Cu is a dietary supplement by UNDA Gammadyn with 1 active ingredient. Its ingredients are commonly taken for preventing or treating copper deficiency, supporting red blood cell formation, bone and connective tissue health.Based on those ingredients, 31 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Copper. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Gammadyn Cu by UNDA Gammadyn

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

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HelloPharmacist Scorecard of Gammadyn Cu by UNDA Gammadyn

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.

Gammadyn Cu is a liquid containing one active ingredient: copper. It also holds purified water and glucose as inactive ingredients — the water and glucose are there to dissolve and suspend the copper so you can take it by mouth.

Does it work?

Strong evidence
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
Strong

Clinical evidence supports at least one of this product's ingredients for its stated purpose.

Why this rating?
  • The label markets this product for: Copper nutrient supplementation.
  • We looked for evidence on: Copper deficiency, Red blood cell formation, Immune function, Connective tissue health.
  • The strongest evidence on file: Copper is rated "Likely Effective" for Copper deficiency (Natural Medicines).

Copper is likely effective for copper deficiency, which can happen when your diet doesn't have enough of it or your body has trouble absorbing it. For other uses — Alzheimer's disease, acne, chemotherapy-related low blood counts, and brain tumors — the evidence either points toward it being ineffective (Alzheimer's) or isn't strong enough to rate (the others).

We don't have reliable data to say whether copper helps with those conditions.

The evidence, ingredient by ingredient Copper

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.

Copper in food and standard supplements is generally well tolerated, but too much can be toxic. Rarely, direct skin contact with copper has caused dermatitis (contact irritation).

Some people with diabetes have higher copper levels in their blood than others, though we don't know yet whether high copper contributes to diabetes or makes it worse. In pregnancy, you need copper, and recommended amounts are considered likely safe — but skip high-dose supplements unless your doctor advises it.

For breastfeeding, recommended amounts are considered likely safe. Talk with your doctor or pharmacist about what dose is right for you.

Side effects, ingredient by ingredient Copper

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 — Copper.
  • The most serious interaction on file is rated Moderate.
  • For scale: 31 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.

Check before starting if you take penicillamine (a Moderate interaction — copper reduces its absorption). Also double-check if you use oral contraceptives (Minor interaction — copper levels may rise).

Use the medication search tool below to confirm your exact prescriptions.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with clinical evidence supporting its stated purpose. Moderate medication interactions have been identified, and safety information is well characterized.

Gammadyn Cu is useful if you have a copper deficiency and need to raise your levels. If you take penicillamine or birth control pills, check with your doctor or pharmacist first — copper can interfere with how well penicillamine works and may raise your copper levels if you're on oral contraceptives.

Stick to recommended amounts and avoid high-dose copper unless your healthcare provider says otherwise.

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 Dec 26, 2020.

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 Gammadyn Cu, straight from the product label.

Brand UNDA Gammadyn
Barcode (UPC) 883196312900
Net contents 30 Ampoule(s)
Market status On market
Date entered into DSLD Dec 26, 2020
DSLD ID 241147
Product type Mineral
Supplement form Liquid
Dietary claims / uses Nutrient, All Other
Intended target group(s) Children 4 or More Years of Age, 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 Gammadyn Cu by UNDA Gammadyn, 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:
0.07 fl. Oz.
Maximum serving Sizes:
0.07 fl. Oz.
Servings per container
30
UPC/BARCODE
883196312900
IngredientAmount% DV
Copper0.725 mg81%

Other ingredients: purified Water, Glucose

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

Recommended Dose: Adults: Take 1 ampoule every 3 hours up to 8 times per day for 3-5 days or as recommended by your health professional. Adolescents (12-18 years): Take 1 ampoule 1 to 2 times daily or as recommended by your health professional. Children (4-11 years): Take 1 ampoule once daily or as recommended by your healthcare professional. Squeeze contents directly into mouth. Use for 1 to 2 months or as recommended by your health professional.

Precautions

Warning: If you have cancer, tuberculosis, or a history of tuberculosis, do not use.

If you are pregnant or lactating, have any health condition or are taking any medication, consult your health professional before use.

Keep out of the reach of children.

Do not use if ampoule is broken.

Storage

Store in a cool, dry place.

General Statements

Contents may not fill package in order to accommodate required labeling. Please rely on stated quantity.

Formula

Copper

FDA Statement of Identity

Dietary Supplement

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

See for yourself

Gammadyn Cu by UNDA Gammadyn label

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

Gammadyn Cu 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 Gammadyn Cu by UNDA Gammadyn

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

Serving size0.07 fl. Oz. Dosage formLiquid Servings per container30 Amounts shown are per serving.

Copper

Interacts with
31 drugs
0.725 mg per serving Form: Copper Gluconate

Copper is an essential trace mineral your body needs in small amounts for making red blood cells, supporting nerves and bones, and helping enzymes wor...

Copper monograph & interactions

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

Interaction report

Gammadyn Cu by UNDA Gammadyn Drug Interactions

Want to check YOUR meds against Gammadyn Cu?

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
31Drugs
1 Moderate 30 Minor

Ingredients driving the most interactions

Copper 31

Individual Drug Interactions

The ingredients in Gammadyn Cu interact with 31 drugs. Click any drug to see the details.

1 of the 1 ingredient in Gammadyn Cu interact with drugs. Each result below shows which ingredient is responsible. Copper

Each ingredient & the kinds of drugs it affects

For each ingredient in Gammadyn Cu 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.

Copper2 drug types · 31 drugs

Penicillamine (Cuprimine, Depen)

Theoretically, taking copper with penicillamine might decrease the absorption of penicillamine; separate dosing by at least 2 hours.
Copper chelates penicillamine, which decreases its absorption and may reduce its clinical effects.

Likelihood Probable Evidence D
Contraceptive Drugs

Theoretically, taking copper with contraceptive drugs might increase the levels and toxic effects of copper.
A meta-analysis of clinical studies suggests that chronic use of oral contraceptives increases serum copper levels by a mean of 57 mcg/dL. In most people, this resulted in levels above the normal reference range for copper.

Likelihood Possible Evidence D
Copper full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Gammadyn Cu, from the product label.

UNDA Gammadyn

See all UNDA Gammadyn products
Name
Seroyal USA
City
Pittsburg
State
PA
ZipCode
15275
Phone Number
1-888-737-6925
Pharmacist Counseling Corner

Gammadyn Cu by UNDA Gammadyn: Common Questions

Does Gammadyn Cu by UNDA Gammadyn interact with any medications?
Yes. Based on its ingredients, Gammadyn Cu has a known interaction with 31 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Gammadyn Cu 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 Gammadyn Cu safe in pregnancy?
Copper is needed in pregnancy and recommended amounts are considered likely safe. However, avoid high-dose supplements unless your doctor advises it. Talk with your doctor or pharmacist about the right dose for you.
Can I breastfeed while taking Gammadyn Cu?
Recommended amounts of copper are considered likely safe during breastfeeding. If you're unsure whether your dose is in the recommended range, check with your doctor or pharmacist.
What is copper used for?
Copper is likely effective for treating copper deficiency. For other conditions like Alzheimer's disease or acne, the evidence either doesn't support it or isn't strong enough to say whether it works.
What are the side effects of copper?
Copper in standard amounts is generally well tolerated. Rarely, direct skin contact has caused dermatitis. Some people with diabetes have higher copper blood levels than others, though we don't yet know if that's harmful.
Can I take Gammadyn Cu with my birth control?
There's a minor interaction — oral contraceptives can raise copper levels in your blood. This is something to discuss with your doctor or pharmacist so they can monitor your copper levels if needed.
What's in Gammadyn Cu besides copper?
The liquid contains purified water and glucose to dissolve and suspend the copper. These are inactive ingredients that help you take it by mouth.

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

Not sure if Gammadyn Cu 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.

Gammadyn Cu label
Go deeper

The Full Monographs Behind Gammadyn Cu’s Ingredients

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

Herb & supplement monograph

Copper

Interacts with 31 drugs

Copper is an essential trace mineral your body needs in small amounts for making red blood cells, supporting nerves and bones, and helping enzymes work. Most people get enough copper from fo...

Read the full Copper monograph →
Sources

Sources & How We Checked

Gammadyn Cu'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 11 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.

Copper 11 references
  1. Murry JJ, Healy MD. Drug-mineral interactions: a new responsibility for the hospital dietician. J Am Diet Assoc 1991;91:66-73.
  2. Campbell IA, Elmes PC. Ethambutol and the eye: zinc and copper (letter). Lancet 1975;2:711. DOI
  3. Segal S, Kaminski S. Drug-nutrient interactions. American Druggist 1996 Jul;42-8.
  4. Kozak SF, Inderlied CB, Hsu HY, et al. The role of copper on ethambutol's antimicrobial action and implications for ethambutol-induced optic neuropathy. Diag Microbiol Infect Dis 1998;30:83-7. PubMed
  5. Food and Nutrition Board, Institute of Medicine. Dietary Reference Intakes for Vitamin A, Vitamin K, Arsenic, Boron, Chromium, Copper, Iodine, Iron, Manganese, Molybdenum, Nickel, Silicon, Vanadium, and Zinc. Washington, DC: National Academy Press, 2002.
  6. Cantilena LR, Klaassen CD. The effect of chelating agents on the excretion of endogenous metals. Toxicol Appl Pharmacol 1982;63:344-50.
  7. Babic Z, Tariba B, Kovacic J, Pizent A, Varnai VM, Macan J. Relevance of serum copper elevation induced by oral contraceptives: a meta-analysis. Contraception. 2013 Jun;87(6):790-800. PubMed
  8. Qui Q, Zhang F, Zhu W, Wu J, Liang M. Copper in diabetes mellitus: a meta-analysis and systematic review of plasma and serum studies. Biol Trace Elem Res 2017;177(1):53-63.
  9. Walker-Smith PK, Keith DJ, Kennedy CT, Sansom JE. Allergic contact dermatitis caused by copper. Contact Dermatitis 2016;75(3):186-7. PubMed
  10. Gallentine A. Third-degree burn on the neuropathic lower extremity in a patient with diabetes while wearing a copper-containing compression sock: a case report. Wound Manag Prev 2021;67(12):26-29. DOI
  11. Chung KJ, Chin YM, Wong MS, Sanmugam A, Singaravel S, Nah SA. Effectiveness of table salt versus copper sulphate in treating umbilical granuloma: A pilot randomized controlled trial. J Pediatr Surg 2022;57(2):261-265. PubMed

See these in context on the Copper 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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