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Human Body Weirdness

Your Stomach Makes Acid That Can Dissolve Metal

Stomach acid is strong enough to dissolve a razor blade — so your gut rebuilds itself.

Fact-checked · 2 verified sources

Reviewed by the CurioVault curator · 8 October 2026 · Editorial standards

Your Stomach Makes Acid That Can Dissolve Metal — AI illustration
Image generated by CurioVault AI — copyright free

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Your stomach acid is pH 1.5 — strong enough to dissolve razor blades. Your stomach rebuilds its entire lining every 3 days to stop digesting itself. If it fails, you get an ulcer.

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#anatomy#biology#medicine

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