Do children's sippy cups with plastic valves leach chemicals?
Based on 1 peer-reviewed studybaby
Verdict: Avoid
Yes. Plastic valves can leach BPA alternatives. Choose stainless steel or glass sippy cups instead.
What's actually in it
The science on this is clear enough to act on. Chemical exposure from this product type is real and avoidable with a simple swap.
Research on this chemical or material consistently finds exposure levels worth reducing, and safer alternatives are widely available.
What the research says
Yes. Plastic valves can leach BPA alternatives. Choose stainless steel or glass sippy cups instead.
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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