L Theanine 400 mg | L-Theanine Stress Relief | Extra Strength Supplement…
Amazon.comPosted 5 months ago
Our verdict
L Theanine 400 mg | L-Theanine Stress Relief | Extra Strength… works out to $0.17 per serving of l-theanine, at 400mg per serving in capsule form. That puts it below the median of the 30 l-theanine products we can price per dose, where the typical serving costs $0.17, a Value Index of 1.0 where the median product is 1.0. One container lasts 120 days at the label dose of 1 serving a day, about $4.97 a month. We could not verify a third-party certification for NUTRAHARMONY in a public registry. Worked out from the current retail price as of 2026-11-13; confirm the live price on Amazon.com before buying.
Questions about this product
- How much does one serving of L Theanine 400 mg | L-Theanine Stress Relief | Extra Strength… cost?
- $0.17 per serving, which is 400mg of l-theanine in capsule form, against a typical $0.17 across the 30 l-theanine products we can price per dose, a Value Index of 1.0 where the median product is 1.0. Worked out from the current retail price as of 2026-11-13, not the sticker price.
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The silence is deafening
Lead with cost-per-dose, not vibes.