Life Extension L-Theanine provides 200 mg of the amino acid theanine in each capsule, with 60 per container. At a cost of $0.30 , this gluten-free, non-GMO, and vegetarian supplement offers a convenient option for those seeking to support relaxation and mood.
Cost per serving👍 Good value
$0.30/ serving
60 servings · ~$9.00/mo · 60-day supply
💰 ≈ $1.77 less per bottle than a median L-Theanine
🔬 Studied dose — the commonly-studied L-Theanine dose is 200 mg/day. One 200mg serving covers it — about $0.30/day at this price.Commonly studied at 100–200 mg, often paired with caffeine.
Prices & availability are accurate as of the last check and may change — always confirm the live price on Amazon.com before buying.
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Lead with cost-per-dose, not vibes.