Is it safe to drink from a stainless steel flask that has dents?
Yes. Dented stainless steel flasks are safe unless the interior lining is breached. Check for interior cracks.
What's actually in it
The research on this question is reassuring. This material or product type has a strong safety record under normal use conditions.
Studies on chemical migration and user exposure consistently show low risk from this specific type of product when used as intended.
What the research says
Yes. Dented stainless steel flasks are safe unless the interior lining is breached. Check for interior cracks.
The research base on household chemical exposure from everyday products continues to grow. Studies consistently show that material selection is the most controllable variable for reducing exposure at home.
The research at a glance
What to use instead
Browse our vetted, non-toxic alternatives. Every product is third-party certified.
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