No known drug interactions for the matched ingredients — not a guarantee none exist. Check your meds →
Dietary supplement

Colloidal Silver 300 mcg Ingredients & Drug Interactions

by BIOVEA

Colloidal Silver 300 mcg label
See full label image
Liquid Category: Non-nutrient/non-botanical
No known interaction
Clinical methodology reviewed by · Updated Sep 9, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Colloidal Silver 300 mcg 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 No known interaction

Colloidal Silver 300 mcg is a dietary supplement by BIOVEA with 1 active ingredient. Its ingredients are commonly taken for infections (claimed antimicrobial), wound care and skin issues, sore throat or cold symptoms.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.

Jump to a section

HelloPharmacist Scorecard of Colloidal Silver 300 mcg by BIOVEA

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

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: colloidal silver, which is liquid silver particles suspended in purified water. The dose per serving is 300 mcg of colloidal silver.

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 Colloidal Silver product and its label doesn't state a use — see Colloidal Silver'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 colloidal silver is sparse and concerning. For rhinosinusitis (sinus inflammation), it's rated possibly ineffective.

For allergic rhinitis (hay fever) and other conditions like cancer and COPD, there isn't enough reliable evidence to say whether it works. In short, we don't have solid proof this ingredient does what people often hope it will.

The evidence, ingredient by ingredient Colloidal Silver

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.

Colloidal silver is not recommended for oral use. Health authorities advise against it because it can cause serious, sometimes permanent harm.

Documented adverse effects include severe anemia, low white blood cell counts, seizures (in some cases life-threatening), and possible bone marrow damage with long-term use. Do not use during pregnancy—silver can accumulate in your body and harm the developing baby.

Avoid while breastfeeding since safety hasn't been established and silver may pass to your baby.

Side effects, ingredient by ingredient Colloidal Silver

Meds to double-check

No known interactions
Known Interaction Concern · database check
No known interactions

No medication interactions are currently documented for the matched ingredients — that isn't a guarantee none exist.

Why this rating?
  • None of the 1 matched ingredient has a documented medication interaction on file.

No interactions are documented in our data for the ingredients we've checked. However, that does not mean this product is safe to use; the real concern is its documented safety risks when taken orally, independent of any drug interactions.

The bottom line

Scorecard at a glanceFully disclosed formula with no assessable stated purpose. No medication interactions are currently documented, and safety information is well characterized.

This product carries significant safety concerns that make it unsuitable for most people taking it by mouth. If you're considering it for any reason, talk with your doctor or pharmacist first—especially before combining it with any medications or if you have a history of blood disorders or seizures.

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 Oct 23, 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

At a glance

General information

Key facts about Colloidal Silver 300 mcg, straight from the product label.

Brand BIOVEA
Barcode (UPC) 818423021775
Net contents 4 fl. Oz.; 118 mL
Market status On market
Date entered into DSLD Oct 23, 2019
DSLD ID 208139
Product type Non-nutrient/non-botanical
Supplement form Liquid
Dietary claims / uses All Other
Intended target group(s) Children 4 or More Years of Age, Adult (18 - 50 Years), Gluten Free
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 Colloidal Silver 300 mcg by BIOVEA, 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:
1 tsp
Maximum serving Sizes:
2 tsp
Servings per container
12
UPC/BARCODE
818423021775
IngredientAmount% DV
Colloidal Silver300 mcg--

Other ingredients: purified Water

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.
Seals/Symbols

GMP Compliant Gluten free Non-GMO

Formulation

Gluten free Non-GMO

General Statements

Premium quality guaranteed since 2001. BIOVEA is committed to product quality to support you and your family's wellness goals. Because we feel so strongly about the quality, potency and purity of our products, we 100% guarantee your satisfaction with every purchase.

Guaranteed premium quality

Mineral

Suggested/Recommended/Usage/Directions

Suggested Daily Intake: Adults: Take 2 teaspoons per day for no more than 10 days at a time. This product is not intended for continuous use. Children: Take one-half the adult usage. May be used topically. Best taken on an empty stomach.

Precautions

Warning: Do not use this product in the eyes.

If you are pregnant or lactating, consult a health care professional before using this product.

Keep out of reach of children.

Do not use this product if the safety seal on the bottle is broken.

Storage

Store in a cool, dry place.

Formula

Colloidal Silver 300 mcg per serving

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

Colloidal Silver 300 mcg by BIOVEA label

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

Colloidal Silver 300 mcg 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 Colloidal Silver 300 mcg by BIOVEA

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

Serving size1 tsp Dosage formLiquid Servings per container12 Amounts shown are per serving.

Colloidal Silver

No known
interactions
300 mcg per serving

Colloidal silver is a liquid product containing tiny silver particles that is marketed for infections and immune support, but there is no reliable sci...

Colloidal Silver monograph & interactions

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

Interaction report

Colloidal Silver 300 mcg by BIOVEA Drug Interactions

We don’t currently list any known drug interactions for the mapped ingredients in Colloidal Silver 300 mcg. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.

The maker

Brand information

Manufacturer and brand details for Colloidal Silver 300 mcg, from the product label.

BIOVEA

See all BIOVEA products
Name
BIOVEA
Street Address
9160 E. Bahia Dr.
City
Scottsdale
State
AZ
ZipCode
85260
Web Address
www.biovea.com
Pharmacist Counseling Corner

Colloidal Silver 300 mcg by BIOVEA: Common Questions

Does Colloidal Silver 300 mcg by BIOVEA interact with any medications?
We do not currently list a known interaction for the mapped ingredients in Colloidal Silver 300 mcg. This does not guarantee none exist, so confirm with your pharmacist.
How can one product interact with so many drugs?
Colloidal Silver 300 mcg 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.
What is colloidal silver supposed to do?
People have historically used it for various conditions, but the evidence is weak or absent. For rhinosinusitis it's rated possibly ineffective; for hay fever, cancer, and COPD there simply isn't enough reliable evidence to know if it works.
Is colloidal silver safe to take by mouth?
No. Health authorities discourage oral use because it can cause serious, permanent harm. Documented risks include severe anemia, low white blood cell counts, seizures, and bone marrow damage with chronic use.
Can I take this while pregnant or breastfeeding?
No. Silver can build up in your body during pregnancy and harm your baby. Breastfeeding safety hasn't been established and silver may pass to your infant. Do not use in either situation.
What side effects has colloidal silver caused?
Documented cases include severe anemia, low white blood cell counts (some requiring intensive medical treatment), seizures that were difficult to control, and potential bone marrow damage. These occurred in people using colloidal silver products over weeks to months.
Does this interact with my medications?
No interactions are documented in our data for colloidal silver with medications. However, the safety concerns about the product itself make it important to discuss with your doctor or pharmacist before starting it.

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

Not sure if Colloidal Silver 300 mcg is safe with your meds?

Our pharmacists answer your medication & supplement questions — free.

Ask a pharmacist

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.

Colloidal Silver 300 mcg label
Go deeper

The Full Monographs Behind Colloidal Silver 300 mcg’s Ingredients

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

Herb & supplement monograph

Colloidal Silver

Colloidal silver is a liquid product containing tiny silver particles that is marketed for infections and immune support, but there is no reliable scientific evidence that it is safe or effe...

Read the full Colloidal Silver monograph →
Sources

Sources & How We Checked

Colloidal Silver 300 mcg'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 18 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.

Colloidal Silver 18 references
  1. Fung MC, Bowen DL. Silver products for medical indications: risk-benefit assessment. J Toxicol Clin Toxicol 1996;34:119-26. PubMed
  2. Fung MC, Weintraub M, Bowen DL. Colloidal silver proteins marketed as health supplements. JAMA 1995;274:1196-7. PubMed
  3. Fung MC, Weintraub M, Bowen DL. Colloidal silver proteins marketed as health supplements. JAMA 1995;274:1196-7. PubMed
  4. Gulbranson SH, Hud JA, Hansen RC. Argyria following the use of dietary supplements containing colloidal silver protein. Cutis 2000;66:373-4.
  5. Hori K, Martin TG, Rainey P, Robertson WO. Believe it or not--silver still poisons! Vet Hum Toxicol 2002;44:291-2..
  6. McKenna JK, Hull CM, Zone JJ. Argyria associated with colloidal silver supplementation. Int J Dermatol 2003;42:549.. PubMed
  7. Cohen LE, Spurlock R, Salem A, Mercado E. Argyria in the silver state. Federal Practitioner 2004;April:9-17.
  8. Mirsattari, S. M., Hammond, R. R., Sharpe, M. D., Leung, F. Y., and Young, G. B. Myoclonic status epilepticus following repeated oral ingestion of colloidal silver. Neurology 4-27-2004;62(8):1408-1410. PubMed
  9. Stepien, K. M., Morris, R., Brown, S., Taylor, A., and Morgan, L. Unintentional silver intoxication following self-medication: an unusual case of corticobasal degeneration. Ann Clin Biochem. 2009;46(Pt 6):520-522. PubMed
  10. Griffith RD, Simmons BJ, Yazdani Abyaneh MA, Bray FN, Falto-Aizpurua LA, Nouri K. Colloidal Silver: Dangerous and Readily Available. JAMA Dermatol. 2015;151(6):667-8.
  11. Park SW, Shin HT, Lee KT, Lee DY. Medical concern for colloidal silver supplementation: agyria of the nail and face. Ann Dermatol. 2013;25(1):111-2.
  12. Butzmann CM, K Technau-Hafsi, Bross F. "Silver man" argyria of the skin after ingestion of a colloidal silver solution. J Dtsch Dermatol Ges. 2015;13(10):1030-2. PubMed
  13. Hadrup N, Lam HR. Oral toxicity of silver ions, silver nanoparticles and colloidal silver-- a review. Regul Toxicol Pharmacol. 2014;68(1):1-7. PubMed
  14. Natelson EA, Baker KR, Pyatt DW. Anemia and leukopenia following intravenous colloidal silver infusions-Clinical and hematological features, unique peripheral blood film appearance and effective therapy with supplemental oral copper and apheresis. Clin Ca PubMed
  15. Tobarran N, Hieger MA. Acute silver toxicity from colloidal silver overdose. Am J Ther. 2019. PubMed
  16. Keung YK, Wang T, Hong-Lung Hu E. Acute myeloid leukemia with complex cytogenetic abnormalities associated with long-term use of oral colloidal silver as nutritional supplement - Case report and review of literature. J Oncol Pharm Pract. 2020;26(1):212-21 PubMed
  17. Hu D, Yuen C. Seizures Following Self-Medication With Colloidal Silver: A Case Report. Hosp Pharm 2023;58(4):350-352. PubMed
  18. Stjernbrandt A. Colloidal silver ingestion and severe anemia - A case report. Toxicol Rep 2023;11:270-272. PubMed

See these in context on the Colloidal Silver 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

Keep exploring
Supplement interaction checker › Check any supplement or product against your medications Drug–drug interactions › Check two or more of your medications against each other Browse medications A–Z › Every drug we've checked against herbs & supplements NDC & pricing lookup › Find a drug’s NDCs, packaging and costs Ask a pharmacist › Free, personal answer from our licensed team