L Theanine
a concentrated shelf (top 5 take 78% of clicks) — L Theanine doesn't clear our bar today.
Flapen Score
Ranks 120 of 184 Health niches · −4 vs the category median of 48
Is L Theanine profitable on Amazon?
According to Flapen's Amazon Saudi Arabia niche tracking, L Theanine is a $233K/yr Amazon Saudi Arabia market (36K searches/yr). The top 5 brands hold 91% of demand. Demand peaks in Apr–May. Verdict: Skip it — 44/100.
L Theanine: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Not really. Search demand moved -6.8% over the last 90 days and 5.9% of searches end in a purchase.
$233K
revenue / yr
Who owns the niche?
The top 5 brands hold 91% of demand, so 9% of the market is open.
9%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.
0/100
page quality · 11 products
Top L Theanine products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
Sports Research L-theanine 200 Mg 60 Softgels
- Price
- $129.50
- Rating
- 4.5/5
- Reviews
- 14,101
- Age
- 7y ago

NOW Foods L-Theanine Double Strength 200mg 60 Veg Capsules
- Price
- $113.31
- Rating
- 4.6/5
- Reviews
- 2,410
- Age
- 13y ago

Life Extension L-Theanine 100 mg 60 Vegetarian Capsules
- Price
- $106.11
- Rating
- 4.6/5
- Reviews
- 936
- Age
- 13y ago

Now Foods L-Theanine Double Strength 200 mg 120 Veg Capsules
- Price
- $128.00
- Rating
- 4.6/5
- Reviews
- 4,705
- Age
- 12y ago

Oladole Natural L-Theanine 200Mg Double Strength 120 Tablets with Inositol Promotes Relaxation Healthy Vascular Function Calming and Sleep | Stress Relief Dietary Supplement for Men & Women
- Price
- $107.39
- Rating
- 4.1/5
- Reviews
- 76
- Age
- 3y ago
Trending
90-day click momentum
NatureBell L-Theanine 400mg Per Serving 400 Capsules - Natural Amino Acid for Relaxation and Focus No Drowsiness Non-GMO
- Price
- $163.97
- Rating
- 4.6/5
- Reviews
- 580
- Age
- 1y ago

Oladole Natural L-Theanine 200Mg Double Strength 120 Tablets with Inositol Promotes Relaxation Healthy Vascular Function Calming and Sleep | Stress Relief Dietary Supplement for Men & Women
- Price
- $107.39
- Rating
- 4.1/5
- Reviews
- 76
- Age
- 3y ago

Sports Research L-Theanine and Caffeine with MCT Oil 60 Softgels
- Price
- $137.11
- Rating
- 4.5/5
- Reviews
- 3,464
- Age
- 7y ago

Sports Research L-theanine 200 Mg 60 Softgels
- Price
- $129.50
- Rating
- 4.5/5
- Reviews
- 14,101
- Age
- 7y ago

California Gold Nutrition L-Theanine Featuring AlphaWave 100 mg 60 Veggie Capsules
- Price
- $77.69
- Rating
- 4.1/5
- Reviews
- 9
- Age
- 7y ago
Newest
by launch date
NaturesPlus Pro L-Theanine 200 60 Capsules (200 mg per Capsule)
- Price
- $48.87
- Rating
- 4.4/5
- Reviews
- 40
- Age
- 10mo ago

NatureBell L-Theanine 400mg Per Serving 400 Capsules - Natural Amino Acid for Relaxation and Focus No Drowsiness Non-GMO
- Price
- $163.97
- Rating
- 4.6/5
- Reviews
- 580
- Age
- 1y ago

Oladole Natural L-Theanine 200Mg Double Strength 120 Tablets with Inositol Promotes Relaxation Healthy Vascular Function Calming and Sleep | Stress Relief Dietary Supplement for Men & Women
- Price
- $107.39
- Rating
- 4.1/5
- Reviews
- 76
- Age
- 3y ago

L-Theanine Unflavored 3.6 oz Nutricost
- Price
- $103.00
- Rating
- 4.6/5
- Reviews
- 1,281
- Age
- 4y ago

California Gold Nutrition L-Theanine Featuring AlphaWave 100 mg 60 Veggie Capsules
- Price
- $77.69
- Rating
- 4.1/5
- Reviews
- 9
- Age
- 7y ago
Competition: brands, sellers & click share
The top 5 products capture 78% of clicks — a locked-up shelf that new listings rarely crack.
Brands
8 falling
Sellers
31
Top-5 brand share
91%
Top 20: 100%
Top-5 click share
78%
Top 20: 100%
Open market
5%
- NOW38%
- Sports Research25%
- Life Extension17%
- Oladole Natural8%
- California Gold Nutrition3%
- Nutricost3%
- Open — no brand owns it (2 brands, 5%)
L Theanine demand & seasonality
Weekly search volume, with the niche's key stats alongside.
Peak months: Apr, May · busiest ÷ quietest = 2.1×
What reviews say buyers love and hate about L Theanine
What buyers mention most, as a share of all reviews.
What buyers love
100% of reviews“Good for anxiety”
Common L Theanine questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.






