jack black
Black Reserve Body & Hair Cleanser 33 oz.
$52.00
L-Theanine ,100 mg ,90 Veg Caps
Prices as of September 27, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.
Price history tracked at Macy's price tracker
14-day low
$16.96$16.96
Sep 14 · Macy'sSep 14 on Macy's
Best price
$16.96$16.96
−0% vs high0% below 14-day high
14-day high
$16.96$16.96
All storesAcross all tracked stores
Today's best price is the lowest AskPrice has recorded · tracked since Apr 2026.
$17$17$17
Sep 14Sep 27
- Macy's
About this product
NOW Foods L-Theanine 100 mg is a dietary supplement containing the amino acid theanine, naturally derived from the tea plant (Camellia sinensis). It supports relaxation without drowsiness and promotes mental clarity and cognitive function. Theanine may also contribute to healthy vascular function through its calming effects. This product is made in the USA and comes in vegetarian capsules.
- 100 mg per serving
- vegetarian capsules
- natural theanine
- supports mental clarity
- made in USA
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