How to Clean Sterling Silver and Keep It From Tarnishing
Sterling silver tarnishes. It is not a defect and it does not mean your jewellery is fake or cheap: it is a normal chemical reaction, and it wipes away easily if you catch it early and store the piece well. The trick is knowing what causes tarnish, cleaning it the gentle way, and stopping it before it starts. Here is how, from our Coquitlam bench.
Why silver tarnishes
Sterling silver is 92.5% pure silver mixed with about 7.5% of another metal, usually copper, for strength. The dark film that builds up is silver sulphide, and it forms when the silver reacts with tiny amounts of sulphur-containing gases in the air, as the Canadian Conservation Institute explains. Those sulphur compounds come from more places than you would think: humid air, wool and felt, rubber bands, certain foods like eggs and onions, and everyday things like lotions and hairspray. Warmth and moisture speed it all up. That is why a chain left in a humid bathroom tarnishes faster than a ring you wear every day.
Cleaning it the gentle way
For light tarnish, less is more. Start with the mildest method and only step up if you need to.
- Mild soap and water. Warm water, a drop of dish soap, and a soft cloth removes surface grime and light dullness. Rinse and dry fully.
- A silver polishing cloth. These cloths are treated to lift tarnish with a light rub. For most jewellery this is all you ever need.
- A silver dip or polish, sparingly. For heavier tarnish, a proper silver product works, but use it rarely and follow the instructions.
One important warning: every time you polish or dip, you remove a little of the silver along with the tarnish, so do not over-clean, as the Canadian Conservation Institute notes. Polish only when it needs it, not on a schedule.
Two things not to do
Skip the toothpaste. It is a popular internet tip, but toothpaste is abrasive and can leave fine scratches on soft silver, dulling it over time. A dedicated silver cloth is safer and works better. And be careful with tarnish on oxidised or antiqued pieces, the kind with intentional dark detailing in the grooves. Aggressive polishing strips that finish right off, so clean those gently and leave the darkened areas alone. If your silver holds a gemstone, keep dips and heavy cleaning away from the stone and check its own care needs first.
| Situation | Best approach |
|---|---|
| Light dullness or grime | Mild soap, warm water, soft cloth |
| Everyday tarnish | Silver polishing cloth |
| Heavier tarnish | Silver dip or polish, used sparingly |
| Oxidised or gem-set pieces | Gentle only, protect the finish and stones |
Stop tarnish before it starts
Prevention beats polishing. A few habits keep silver bright for months:
- Store each piece in an airtight bag, ideally with an anti-tarnish strip, and keep it out of humid rooms.
- Take silver off before showering, swimming, and the gym, and put it on after lotion, perfume, and hairspray.
- Wear it often. The oils from your skin and regular handling actually slow tarnish, so a worn piece stays brighter than one shut away.
- Keep pieces from rubbing together in a drawer, which both tarnishes and scratches them.
Our guide to storing jewellery covers airtight storage in more detail, and if you also own gold, our gold cleaning guide pairs with this one.
Key Takeaways
- Tarnish is silver sulphide, a normal reaction with sulphur in air, humidity, and everyday products.
- Clean gently: mild soap and water first, then a silver polishing cloth, and dips only sparingly.
- Do not over-polish, since each polish removes a little silver, and skip abrasive toothpaste.
- Prevent tarnish with airtight storage, anti-tarnish strips, low humidity, and regular wear.
Frequently Asked Questions
Why does my sterling silver turn black?
The black is silver sulphide, formed when silver reacts with sulphur-containing gases in the air. Humidity, lotions, perfumes, certain foods, and materials like wool and rubber all speed it up. It is normal and not a sign of fake silver, and it cleans off easily when caught early.
Can I clean silver with toothpaste?
Better not to. Toothpaste is abrasive and can leave fine scratches that dull soft silver over time. A treated silver polishing cloth removes tarnish safely and gives a better result, so use that instead.
How do I stop my silver from tarnishing?
Store it in airtight bags with anti-tarnish strips, away from humidity, and take it off before showering, swimming, and applying lotion or perfume. Wearing silver regularly also helps, because skin oils slow tarnish. Prevention keeps it bright far longer than repeated polishing.
Does cleaning silver damage it?
Over-cleaning can. Each polish or chemical dip removes a thin layer of silver along with the tarnish, so frequent aggressive cleaning wears a piece down over years. Clean only when it needs it, start with the gentlest method, and rely on good storage to reduce how often you polish.
Sources
- Canadian Conservation Institute — Understanding How Silver Objects Tarnish
- Canadian Conservation Institute — Silver: Care and Tarnish Removal
Data sourced 19 July 2026. If you spot something out of date, tell us and we will update the guide.
Visit Vanhess
We are a family-run studio at 2929 Barnet Highway, Unit 2424 in Coquitlam. If a silver piece has gone dark or a chain needs a professional clean, bring it in and we will sort it, or call +1 (604) 653-6449. Browse our sterling silver, or read the difference between silver, gold-filled, and gold-plated.
