01Gold Standard
Simply Store 18-Piece Set
$30-4018-piece set
glassBPA-freemicrowave-safe
Glass is non-reactive, no leaching. Plastic containers leach BPA/phthalates even when 'BPA-free' (replacements equally concerning). All 6 EPA-tested BPA alternatives showed estrogenic effects.
Quality Score12/12
Purity
Evidence
Transparency
Value
Strong Evidence
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Ingredients & Purity
Borosilicate-style glass. Plastic lids only (don't microwave with lids).
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Scientific Evidence
Strong evidence that all plastics leach. Glass is only truly inert option.
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Brand Transparency
Simple product. Well-established brand.
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Value Assessment
$30-40 for 18-piece set. Best value glass storage.
Why Not Alternatives?
'BPA-free' plastic uses BPS/BPF which have similar hormonal effects. Glass is truly inert. Some leaking when tilted but safest material.