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

Colloidal Silver 50 mcg (10 ppm) Ingredients & Drug Interactions

by Nature's Answer

Liquid Category: Non-nutrient/non-botanical
No known interaction
The interaction bottom line No known interaction

Colloidal Silver 50 mcg (10 ppm) is a dietary supplement by Nature's Answer 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.

HelloPharmacist Scorecard of Colloidal Silver 50 mcg (10 ppm) by Nature's Answer

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

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 silver particles suspended in purified water at a concentration of 50 micrograms per milliliter (10 parts per million). The only other ingredient listed is purified water.

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 weak. For rhinosinusitis (sinus infection), it's rated possibly ineffective.

For hay fever and other uses listed here—cancer and COPD—there isn't enough reliable evidence to know whether it works. In short, we don't have solid proof this ingredient does what it's marketed to do.

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.

This is where you need to pay close attention. Colloidal silver taken by mouth is not proven effective and carries documented serious risks.

Health authorities discourage oral use. Reported harms include severe anemia and low white blood cell counts, seizures (in some cases severe enough to require a ventilator), and possible bone marrow damage linked to blood cancer.

These effects tend to happen with chronic use but can be permanent. Do not use this product during pregnancy—silver can accumulate in your body and harm the baby.

Avoid it while breastfeeding; safety hasn't been established and silver may pass to your infant.

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 could check. However, that does not mean this product is safe to combine with your medications; the real concern is the ingredient itself and its documented potential for serious harm with long-term oral use.

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.

Colloidal silver taken by mouth is not recommended. The ingredient isn't proven to treat the conditions it's marketed for, and documented cases of serious blood and nerve damage exist.

If you're considering this product, talk with your doctor or pharmacist before starting—they can help weigh the unproven benefits against the documented risks and explore other options that are better supported by evidence.

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 Colloidal Silver 50 mcg (10 ppm), straight from the product label.

Brand Nature's Answer
Barcode (UPC) 083000261688
Net contents 4 Fluid Ounce(s); 120 mL
Market status On market
Date entered into DSLD Dec 26, 2020
DSLD ID 241547
Product type Non-nutrient/non-botanical
Supplement form Liquid
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Adult (18 - 50 Years), Gluten Free, Dairy 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 50 mcg (10 ppm) by Nature's Answer, 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:
5 mL
Maximum serving Sizes:
5 mL
Servings per container
24
UPC/BARCODE
083000261688
IngredientAmount% DV
Colloidal Silver50 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.
General Statements

Nature's Answer offering the finest supplements from our family to yours, since 1972.

For product information, call (800) 439-2324

Formulation

Colloidal Silver produced in our family owned manufacturing facility.

Nature's Answer manufacturing facility is: USA Based; GMP Compliant; NSF Registered.

Soy free Dairy free Non GMO Gluten free

Nano particle Bio-Available

Glass bottles-protect the silver solution from plastic leaching and degradation.

Gluten free

Formula

Nature's Answer Colloidal Silver features a concentration of 10 ppm (parts per million) of high quality elemental colloidal silver, which offers the advantage of ultra small particle size to support easy absorption and excretion. Pure, clean formula featuring only high quality elemental colloidal silver and purified water.

Nature's Answer Colloidal Silver particle size are verified to be in the nano range size making it a true nano size colloidal silver

FDA Disclaimer Statement

This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Brand IP Statement(s)

2020 Nature's Answer

FDA Statement of Identity

Dietary Supplement

Suggested/Recommended/Usage/Directions

Suggested Use: As a dietary supplement for adults, take 1 teaspoon as needed or as recommended by your healthcare practitioner. Do not exceed 1 teaspoon per day. Best taken alone, preferably between meals. May be mixed with water or juice. Shake well before use.

Precautions

Do not exceed 1 teaspoon per day.

Warning: Keep out of reach of children.

Do not use if safety seal is damaged or missing. Do not exceed the recommended dose.

Not recommended for use in children.

Do not continuously consume this product for more than 2 weeks each month. Discontinue immediately if skin or eyes develop a blue or gray discoloration.

If you are pregnant, nursing, taking any medications, planning any medical procedure or have a medical condition, consult with your healthcare provider.

Storage

Refrigerate after opening.

See for yourself

Colloidal Silver 50 mcg (10 ppm) by Nature's Answer label

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

What’s inside

The Ingredients in Colloidal Silver 50 mcg (10 ppm) by Nature's Answer

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

Serving size5 mL Dosage formLiquid Servings per container24 Amounts shown are per serving.

Colloidal Silver

No known
interactions
50 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 50 mcg (10 ppm) by Nature's Answer Drug Interactions

We don’t currently list any known drug interactions for the mapped ingredients in Colloidal Silver 50 mcg (10 ppm). 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 50 mcg (10 ppm), from the product label.

Nature's Answer

See all Nature's Answer products
Name
Nature's Answer
Street Address
85 Commerce Drive
City
Hauppauge
State
NY
ZipCode
11788
Phone Number
(800) 439-2324
Web Address
www.naturesanswer.com
Pharmacist Counseling Corner

Colloidal Silver 50 mcg (10 ppm) by Nature's Answer: Common Questions

Does Colloidal Silver 50 mcg (10 ppm) by Nature's Answer interact with any medications?
We do not currently list a known interaction for the mapped ingredients in Colloidal Silver 50 mcg (10 ppm). This does not guarantee none exist, so confirm with your pharmacist.
How can one product interact with so many drugs?
Colloidal Silver 50 mcg (10 ppm) 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?
Colloidal silver is tiny silver particles suspended in liquid. This product contains 50 micrograms (10 parts per million) in purified water.
Does colloidal silver actually work?
For sinus infections, it's rated possibly ineffective. For hay fever, cancer, and COPD, there isn't enough reliable evidence to know if it works. The bottom line: proof is lacking.
Is it safe to take colloidal silver by mouth?
Health authorities discourage oral use because it is not proven effective and can cause serious, sometimes permanent harm. Documented cases include severe anemia, low white blood cell counts, seizures, and bone marrow damage.
Can I take this product during pregnancy or while breastfeeding?
No. Silver can build up in your body during pregnancy and harm the baby. While breastfeeding, safety hasn't been established and silver may pass to your infant. The safety rating for both is likely unsafe.
How long can you safely take colloidal silver?
The facts we hold do not address a safe duration. Given the documented risks with chronic use, you should discuss any use of this product with your doctor or pharmacist before starting.

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

Not sure if Colloidal Silver 50 mcg (10 ppm) 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 50 mcg (10 ppm) label
Go deeper

The Full Monographs Behind Colloidal Silver 50 mcg (10 ppm)’s Ingredients

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

Sources

Sources & How We Checked

Colloidal Silver 50 mcg (10 ppm)'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

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