
Best for: USP-verification shoppers, value buyers
The USP-verified melatonin — 240 tablets at a low price per tablet.
Nature Made's melatonin has USP verification (independent third-party testing for potency and purity). Each tablet contains 5mg melatonin; 240ct at $8.99.
Prices shown were last checked on 2026-08-28 and can change at any time — the price on the retailer's site at checkout is the one that applies. As an Amazon Associate and affiliate we may earn a commission on purchases made through these links, at no extra cost to you.
We show the lowest price we found at our last check (2026-07-01) and the manufacturer's list price for comparison. Retail prices — Amazon's especially — move constantly, so treat these as a guide: the price shown on the retailer's own page at checkout is the one that applies. Tap through to see each retailer's current price.
Quick verdicts for the supplements most often considered alongside the Nature Made Melatonin 5mg (240ct).
The highest-rated magnesium on Amazon — 240 tablets from Doctor's Best.
→ Value-focused buyers, athletes
The most popular sleep gummy on Amazon — 3mg melatonin + L-theanine + botanicals in blackberry flavor.
→ Pill-averse buyers
The best-value pure L-theanine — 200mg per capsule, GMP-certified, and $15.79 for 120 servings.
→ Single-ingredient theanine at the lowest cost per capsule
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We don't publish dosing guidance — ask a pharmacist or your doctor.
Both are USP-verified. Costco Kirkland is cheaper if you're a member.
We don't publish dosing guidance — ask a pharmacist or your doctor.
Nature Made is 5mg pure melatonin tablets. Olly gummies are 3mg melatonin plus L-theanine + botanicals. Nature Made is cheaper per dose; Olly tastes better but has added sugar.