Shop Map Research Get the app
Source Naturals Source Naturals L-Theanine 30 ea

Common questions

Is Source Naturals Source Naturals L-Theanine 30 ea healthy?

Source Naturals Source Naturals L-Theanine 30 ea scores 85/100 on Scout's independent analysis of ingredients, additives, and lab results — one of the stronger scores in Scout's catalog. This supplement contains L-Theanine, a beneficial amino acid known for its calming effects and cognitive benefits.

How processed is Source Naturals Source Naturals L-Theanine 30 ea?

Source Naturals Source Naturals L-Theanine 30 ea is NOVA Group 3: Processed Foods.

Which ingredients drive Source Naturals Source Naturals L-Theanine 30 ea's score?

In Scout's ingredient-by-ingredient analysis, L-Theanine counts in its favor. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

You might also like

95
Garden of Life Dr. Formulated Advanced Omega Fish Oil - Lemon 1 290mg EPA DHA + DPA in Triglyceride Form Single Source Omega 3 Supplement for Ultimate Brain & Heart Health Non-GMO 60 Softgels
Garden of Life
95
Real Mushrooms Tremella Mushroom Extract Powder (60 Servings) Mushroom Supplements for Immunity Support Brain Support and Healthy Skin Vegan Non-GMO Verified Levels of Beta-Glucans
Real Mushrooms
$34.95
95
MegaFood Burp-less Omega 3 Fish Oil Softgels, Heart, Brain, Eye, Joint, Immune Support - 90ct
$32.99
95
Grassfed Beef Organs Supplement, Grass Fed Organ Complex- Liver, Brain, Heart, Thymus, Kidney, Spleen, Gallbladder, Pancreas, Lung, Organ Pills, Ancestral Formula (180 Capsules) by Optimal Carnivore
$39.95

See more

Source Naturals Source Naturals L-Theanine 30 ea

85 Excellent

Analysis updated August 2026 · How Scout scores

$18.49 · 30 capsules · $0.62 / count
View on Amazon
Verified Amazon match

At a glance

Beneficial ingredients 1
Harmful ingredients 0
Category Brain
Summary

This supplement contains L-Theanine, a beneficial amino acid known for its calming effects and cognitive benefits. The formulation includes minimal additives such as microcrystalline cellulose and gelatin, which are common and generally considered safe in supplements. The absence of harmful substances like artificial dyes or sweeteners contributes to its favorable rating.

Key ingredients 5

L-Theanine
Good

L-Theanine is a natural amino acid known for promoting relaxation and mental focus without sedation, making it a beneficial ingredient for overall well-being.

See more about L-Theanine →
Microcrystalline Cellulose
Neutral

Microcrystalline Cellulose is a common plant-based filler used to provide stability and consistency in supplement capsules, with no significant health impact.

See more about Microcrystalline Cellulose →
Gelatin
Neutral

Gelatin is a widely used animal-derived gelling agent that forms the capsule shell, offering no particular health benefit or concern in typical use.

See more about Gelatin →
Colloidal Silicon Dioxide
Neutral

Colloidal Silicon Dioxide acts as an anti-caking agent to prevent clumping, with minimal impact on health when used within regulated limits.

Magnesium Stearate
Neutral

Magnesium Stearate is used as a flow agent in manufacturing to ensure consistent capsule filling, generally recognized as safe in small amounts.

See more about Magnesium Stearate →

Processing

Group 3 · Processed

Processed Foods

Get the full breakdown in the Scout appTake Scout shopping

Scan any product to see lab results, healthy alternatives, and your personalized analysis.

Download on theApp Store GET IT ONGoogle Play
Amazon pricing & content

Amazon price as of . Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.

CERTAIN CONTENT THAT APPEARS ON THIS SITE COMES FROM AMAZON. THIS CONTENT IS PROVIDED “AS IS” AND IS SUBJECT TO CHANGE OR REMOVAL AT ANY TIME.

More in Brain