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Potent
Potent Magnesium Glycinate Powder 400mg - Calm Magnesium Powder Bulk for Muscle…
price recorded 5 mo ago
best we've seen
— / unit
among the lowest per-unitprices we've recorded. We're still pricing the store shelf for this one, so no trip math yet — just the unit price.
our recorded priceAmazon
— / unit
We haven’t priced this on a store shelf yet — no trip comparison on this one.

$/unit = the price per diaper (or wipe, or load). It’s the number that survives shrinkflation.

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The receipt: what the store run really costs

Amazon Prime
Recorded cart
Recorded Amazon price$19.99
Shippingfree
Sales taxincluded
Your timenone
Recorded from our Amazon order history as of Mar 11, 2026, 4:00 AM UTC. Amazon prices and availability are subject to change; the price and availability shown on Amazon at checkout apply.
Recorded cart$19.99
Amazon-only pricing on this one — no shelf price on record yet. The recorded unit price is what we paid per unit.
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$19.95 · what we paid
our recorded priceAmazon
— / unit
We haven’t priced this on a store shelf yet — no trip comparison on this one.