Amino acid
L-theanine
An amino acid from tea associated with calm focus—often paired with caffeine or magnesium.
Products with L-theanine
19 products in the marketplace list this ingredient.

Neuro Magnesi-Om
Moon Juice
$51.8
Cognitive speed + brain longevity
Best sellerMagnesi-Om
Moon Juice
$30.8
Rest, relaxation + regularity
PopularSleepy Magnesi-Om
Moon Juice
$34.3
Plant melatonin + magnesium for deep sleep

Liposomal Sleep
Cymbiotika
$38
Benefits Sleep may help with the following: May calm nervous system * Promotes relaxation * Encourages a deep restful sleep * PRO-TIP: For enhanced relaxation use with Cymbiotika's Topical Magnesium spray 30 minutes before bed. Third Party Testing Tested for purity and safety by Certified Labs.

Brain Drive + Elite Sleep Stack
Momentous
$89.98
The Brain Drive + Elite Sleep Stack provides targeted support for both daytime performance and nighttime recovery. Brain Drive delivers research-backed nootropics like Acetyl L-Carnitine, Bacopa Monnieri, Tyrosine, and B vitamins to sharpen focus, enhance motivation, and support brain health.

Complete Sleep Stack
Momentous
$194.95
The Complete Sleep Stack combines four research-backed ingredients—Magnesium L-Threonate, Apigenin, Inositol, and L-Theanine—to promote deep, uninterrupted sleep and next-day clarity.

Nightly Sleep Stack
Momentous
$162.96
The Nightly Sleep Stack is a science-backed combination of Magnesium L-Threonate, Apigenin, and L-Theanine designed to promote deep, restorative sleep and next-day mental clarity. This stack targets the brain’s natural calming pathways to help you fall asleep faster, stay asleep longer, and wake up feeling refreshed.

AGELESS Gray Control Duo
Vegamour
$140
A duo designed to support aging hair.

Brain + Energy Boost & Electrolytes - Lemon Lime
Just Ingredients
$59.99
Brain + Energy Boost Lemon Lime combines nootropics, adaptogens, and electrolytes to support sustained focus, mental clarity, and cellular hydration without added sugar. Citicoline, lion’s mane, and choline to support cognition and focus.

Brain + Energy Boost Blood Orange
Just Ingredients
$59.99
Brain + Energy Boost in Blood Orange is a 30‑serving powdered mix formulated to support steady physical energy and improved mental focus using real fruit for flavor and no added sugar. 100 mg caffeine from yerba mate plus methylated B‑vitamins to support energy production.

Brain + Energy Boost Electrolytes Stick - Lemon Lime
Just Ingredients
$3.49
Not your typical energy stick: Lemon Lime Brain + Energy Boost pairs 100 mg natural caffeine from organic yerba mate with citicoline, lion’s mane, adaptogens, and a balanced electrolyte blend to support sustained energy, mental focus, and fast hydration—without added sugar or artificial sweeteners.* 100 mg natural…

Energy + Brain Boost Lemonade (Paraxanthine)
Just Ingredients
$50.99
Energy + Brain Boost Lemonade (Paraxanthine) from Just Ingredients — clean protein fuel for the tiny marketplace.

Energy + Brain Boost Lemonade Stick (Paraxanthine)
Just Ingredients
$3.49
Paraxanthine-powered lemonade stick that delivers fast, smooth energy and clearer focus without the jitters of traditional caffeine. Formulated with citicoline, L‑theanine, lion’s mane, organic adaptogens, and methylated B vitamins for steady mental performance and stamina.

Energy + Brain Boost Raspberry Lemonade (Paraxanthine)
Just Ingredients
$50.99
Energy + Brain Boost Raspberry Lemonade (Paraxanthine) from Just Ingredients — clean protein fuel for the tiny marketplace.

Energy + Brain Boost Raspberry Lemonade Stick (Paraxanthine)
Just Ingredients
$3.49
Single-serve stick delivering smooth, focused energy and cognitive support from paraxanthine alongside targeted nootropics and adaptogens. Paraxanthine: Fast, smooth energy with fewer jitters or crashes than traditional caffeine. Nootropics: Citicoline and organic lion’s mane support focus and mental clarity.

Orange Recovery Drink
Just Ingredients
$49.99
You’ve done the work, now fast-track the recovery. Designed for overnight recovery and repair, this formula supports muscle recovery, hydration, inflammation response, stress regulation, and sleep quality.

Chocolate Collagen PM
NativePath
$59
Drift to sleep with our cozy, calming blend of creamy chocolate. Collagen PM Nighttime Peptide Formula uses natural ingredients to help calm your mind and body to promote restful sleep. Each serving contains 10 grams of our signature Type 1 and 3 Collagen blend for complete whole-body recovery.

Honey Chamomile Collagen PM
NativePath
$59
Drift to sleep with our peaceful, calming blend of soothing honey chamomile. Collagen PM Nighttime Peptide Formula uses natural ingredients to help calm your mind and body to promote restful sleep. Each serving contains 10 grams of our signature Type 1 and 3 Collagen blend for complete whole-body recovery.

Lemon Collagen PM
NativePath
$59
Drift to sleep with our peaceful, calming blend of soothing lemon. Collagen PM Nighttime Peptide Formula uses natural ingredients to help calm your mind and body to promote restful sleep. Each serving contains 10 grams of our signature Type 1 and 3 Collagen blend for complete whole-body recovery.