Is 316L Stainless Steel Safe for Sensitive Skin?
Yes - 316L stainless steel is one of the safest metals for sensitive skin. Its nickel release falls below the EU limit of 0.5 µg/cm²/week set by REACH Annex XVII and measured by the EN 1811 test method, and it is the same steel family used in medical instruments, body jewelry, and some surgical hardware. Most people with nickel sensitivity wear 316L without any reaction.
What makes 316L safe for sensitive skin?
316L is an austenitic stainless steel alloy. The "L" stands for low carbon content, which improves corrosion resistance. Its composition is approximately 16-18% chromium, 10-14% nickel, 2-3% molybdenum, with the remainder iron.
The key: although 316L contains nickel, the nickel is bound within the alloy matrix - it does not leach freely under normal skin contact conditions. EU studies and dermatological testing consistently show that 316L releases nickel at levels far below the threshold required to trigger contact dermatitis (0.5 µg/cm²/week — the REACH Annex XVII limit, measured by EN 1811).
For comparison, brass and low-grade stainless steels (like 200-series) release nickel at much higher rates.
316L vs other stainless steel grades
| Stainless steel type | Nickel content | Nickel release | Safe for sensitive skin? |
|---|---|---|---|
| 316L (surgical grade) | 10-14% | Below the EU limit (EN 1811 test) | Yes - for most sensitivities |
| 304 stainless steel | 8-10.5% | Higher than 316L | Sometimes - less corrosion resistant |
| 201 stainless steel | 3.5-5.5% | Can be high | Not reliable for sensitive skin |
| Implant-grade titanium | None | None | Yes - best for severe sensitivities |
Is 316L the same as "surgical steel"?
Often yes - but the term "surgical steel" is not standardized. Reputable brands that claim surgical steel for jewelry typically mean 316L. When buying, look for "316L" specifically rather than relying on the "surgical steel" label, which some brands apply loosely to lower grades.
Who should choose titanium instead?
People with severe or confirmed nickel allergy (diagnosed by patch testing) should use implant-grade titanium (ASTM F136) or niobium for piercings and earrings. While 316L is safe for most sensitive-skin wearers, titanium contains zero nickel in any form and is the safest available option for extreme sensitivities.
Does 316L jewelry turn skin green?
No. 316L contains no copper - the metal responsible for green skin discoloration. Even when a PVD coating wears over time, the exposed 316L steel underneath does not react with skin to produce copper salts.
ORNALIO uses 316L stainless steel across all products, with 18k gold PVD coating. Designed for daily wear - including by people with sensitive skin. Shop hypoallergenic earrings.