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Are Self-Tanners Safe?

Here’s What You Should Know

If you're like me, you love the look of a sun-kissed glow... but not the sun damage that can come with it. Enter: self tanners — the bronzing solution that’s supposed to give you color without the harmful UV exposure.

But lately, a lot of you have been asking: Are self-tanners actually safe?

Let’s break it down — medical hat on but explained in plain English, SBS-style.

What’s Inside Self-Tanners?

Most {perhaps ALL} self-tanners on the market use an active ingredient called dihydroxyacetone (DHA). DHA is a color additive that reacts with the top layer of your skin (the dead skin cells) to temporarily darken its appearance — basically creating that "tan" effect without altering your skin’s DNA like UV radiation does.

Sounds great, right?

Mostly, yes. But there’s important fine print.

DHA Use Restrictions: U.S. vs. Europe

Here’s where things get interesting:

  • In the United States, DHA is approved only for external use. It’s not FDA-approved for use on areas where it could be inhaled or ingested — meaning spray tans (especially around the face and mucous membranes like your eyes, nose, and mouth) are in a regulatory gray zone.
  • In the European Union, DHA is also considered safe for topical use but regulated more tightly: the concentration of DHA is capped (currently up to 10% in self-tanning products), and product labeling must include stricter warnings and safety instructions.

Translation?

Topical self-tanners (like lotions, mousses, and drops) are generally considered safe when used as directed. Spray tans, however — especially if you're breathing them in — are a bit riskier.

Are There Any Risks With Self-Tanners?

Here’s the deal:

  • Topical self-tanners: If you apply self-tanner to intact skin (no broken cuts or wounds) and avoid mucous membranes (eyes, nose, mouth), the risk is extremely low.
  • Spray tans: The main concern is inhaling DHA, which has not been proven safe for prolonged inhalation. We simply don’t have long-term studies yet.

There’s also a small risk of allergic reactions or skin irritation, though it's uncommon.

Pro Tip: Always patch test new self-tanners before full-body application — especially if you have sensitive skin!

How to Use Self-Tanners Safely

  • Stick to topical formulations you can control (lotions, mousses, serums).
  • Avoid inhalation — if you do go for a spray tan, use nose plugs and lip balm, and keep your eyes closed tightly.
  • Exfoliate first, then apply to clean, dry skin for even results.
  • Wash your hands thoroughly after application unless you’re using a mitt (which I highly recommend).

If you're looking for safe self-tanners I trust and recommend, check out my curated list here!

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The products featured here may contain affiliate links.

Final Thoughts: Are Self-Tanners Worth It?

Compared to real sun exposure (and its real risk of skin cancer and premature aging), self-tanners are absolutely the safer choice.

But — like with anything in skincare — understanding how to use them properly is key.

When in doubt, opt for topical, non-aerosol formulas, follow the instructions, and enjoy that bronzed glow without the UV damage.

Quick FAQs: Self Tanner Safety

Is DHA toxic?

When applied externally and correctly, DHA is considered safe. Inhalation, however, has not been fully studied.

Are spray tans bad for you?

They're not inherently bad, but inhaling DHA mist could pose unknown risks. Use protective gear if getting a spray tan.

How long does a self-tanner last?

Most last 3–7 days depending on your skin type, product, and skincare routine.