Best Selling L Theanine Supplement on Amazon
132
Products
USMarketplace
March 2026Reporting Period
Sales Volume of Top ASINs for 'l theanine supplement' on AmazonMarch 2026

Most Selling Products

This list compiles the monthly sales and rankings of all ASINs that appeared within the first three pages of search results for the keyword “l theanine supplement” on Amazon.com in the United States, totaling 132 products. Under this keyword, the top-ranked ASIN recorded more than 20,000 orders in March.
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132
ASINs
1
Nutricost L-Theanine 200mg, 120 Capsules, Double Strength - Non-GMO, Gluten Free
Title
Nutricost L-Theanine 200mg, 120 Capsules, Double Strength - Non-GMO, Gluten Free
Sales Volume
20,000+
Price($)
11.95
Ratings
4.6
Reviews
12,111
2
Nature's Trove L-Theanine 200mg 120 Vegetarian Capsules
Title
Nature's Trove L-Theanine 200mg 120 Vegetarian Capsules
Sales Volume
20,000+
Price($)
9.98
Ratings
4.6
Reviews
26,709
3
Sports Research Double Strength L-Theanine Supplement - Suntheanine Softgels for Focus, Relaxation & Alertness - Non-Drowsy Support Made with Coconut Oil, Non-GMO & Gluten Free - 200mg, 60 Count
Title
Sports Research Double Strength L-Theanine Supplement - Suntheanine Softgels for Focus, Relaxation & Alertness - Non-Drowsy Support Made with Coconut Oil, Non-GMO & Gluten Free - 200mg, 60 Count
Sales Volume
10,000+
Price($)
15.96
Ratings
4.4
Reviews
15,112
4
OLLY Goodbye Stress Gummy, GABA, L-Theanine, Lemon Balm, Stress Relief Supplement, Berry - 42 Count
Title
OLLY Goodbye Stress Gummy, GABA, L-Theanine, Lemon Balm, Stress Relief Supplement, Berry - 42 Count
Sales Volume
10,000+
Price($)
11.47
Ratings
4.4
Reviews
13,855
5
Nutricost L-Theanine 200mg, 240 Capsules - Double Strength
Title
Nutricost L-Theanine 200mg, 240 Capsules - Double Strength
Sales Volume
9,000+
Price($)
19.95
Ratings
4.6
Reviews
12,118
6
Natural Factors Suntheanine L-Theanine 100 mg - Health Supplement for Calm Outlook - L-Theanine Supplement Supports Relaxing Sleep & Aids Against Drowsiness - 60 Chewable Tablets (30 Servings)
Title
Natural Factors Suntheanine L-Theanine 100 mg - Health Supplement for Calm Outlook - L-Theanine Supplement Supports Relaxing Sleep & Aids Against Drowsiness - 60 Chewable Tablets (30 Servings)
Sales Volume
9,000+
Price($)
15.10
Ratings
4.6
Reviews
1,695
7
Integrative Therapeutics L-Theanine - Stress Response Support for Demanding & Busy Lifestyles* - Calmness & Relaxation Support* - Amino Acid Supplement - 60 Capsules (30 Servings)
Title
Integrative Therapeutics L-Theanine - Stress Response Support for Demanding & Busy Lifestyles* - Calmness & Relaxation Support* - Amino Acid Supplement - 60 Capsules (30 Servings)
Sales Volume
8,000+
Price($)
22.00
Ratings
4.6
Reviews
1,496
8
Nature Made Chewable L Theanine 200mg, L-Theanine Supplement for Stress Relief, 50 Chewable Tablets, 50 Day Supply
Title
Nature Made Chewable L Theanine 200mg, L-Theanine Supplement for Stress Relief, 50 Chewable Tablets, 50 Day Supply
Sales Volume
7,000+
Price($)
13.99
Ratings
4.5
Reviews
1,863
9
Clean Nutraceuticals GABA 750mg 5 HTP 200mg L Tryptophan 500mg L Theanine 200mg Ashwagandha SAM-e L-Glycine - Mood Support Vitamins for Women and Men with L-Tyrosine 5-HTP (5-Hydroxytryptophan)
Title
Clean Nutraceuticals GABA 750mg 5 HTP 200mg L Tryptophan 500mg L Theanine 200mg Ashwagandha SAM-e L-Glycine - Mood Support Vitamins for Women and Men with L-Tyrosine 5-HTP (5-Hydroxytryptophan)
Sales Volume
7,000+
Price($)
29.95
Ratings
4.3
Reviews
2,369
10
THORNE - Theanine - 200 mg of L-Theanine - Supports a Healthy Stress Response, Relaxation, Focus, Memory & Positive Mood - Increases Brain Alpha-Wave Production* - Third-Party Certified - 90 Capsules
Title
THORNE - Theanine - 200 mg of L-Theanine - Supports a Healthy Stress Response, Relaxation, Focus, Memory & Positive Mood - Increases Brain Alpha-Wave Production* - Third-Party Certified - 90 Capsules
Sales Volume
6,000+
Price($)
68.00
Ratings
4.7
Reviews
748
Keyword L Theanine Supplement Weekly Search Volume Trend
1,213
9,991
Search Frequency Rank
During Mar 15–21, this keyword ranked 9,991 in Amazon's Brand Analytics(ABA) report, down 1,213 from the previous week. The most recent Weekly search volume was 14,718 (-9.68% WoW). These insights help Amazon Sellers track long-term demand trends, identify market opportunities, and spot seasonal peaks.
L Theanine Supplement Market Overview
This dataset shows the distribution of all ASINs on the first three pages under the keyword "l theanine supplement". In the price range of $20–$50, there are 503 ASINs, the highest proportion, accounting for 54.20%. Nearly 70.17% of ASINs have a rating of 4.3-4.7. For this keyword, the top three ranked ASINs have a combined click-through rate of 31.58% and a combined conversion rate of 26.01%.
Price Range Distribution($)
Price distribution of all ASINs on the first three pages of search results for this keyword.
Price($)Ratio
0-10
6.36%
10-20
30.93%
20-50
54.20%
50-100
7.76%
100-200
0.75%
200-500
0.00%
500-1,000
0.00%
1,000-0
0.00%
Rating Distribution
Rating distribution of all ASINs on the first three pages of search results for this keyword.
RatingRatio
4.8-5.0
5.14%
4.3-4.7
70.17%
3.8-4.2
22.46%
3.3-3.7
1.56%
2.8-3.2
0.56%
0.0-2.7
0.11%
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Review Count Distribution
Review Count of all ASINs on the first three pages of search results for this keyword.
Review CountRatio
0-100
37.58%
100-500
26.29%
500-1,000
10.63%
1,000-2,000
9.62%
2,000-5,000
7.16%
5,000-10,000
2.68%
10,000-0
6.04%
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Top3 Click Share
31.58%
Trend changes in the combined click share of the Top 3 ASINs for the keyword l theanine supplement.
Top3 Conversion Share
26.01%
Trend changes in the combined conversion share of the Top 3 ASINs for the keyword l theanine supplement.
Top3 ASINs
Top 3 ASINs by click share and conversion share for this keyword.
AsinClick(%)Conversion(%)
B01B3RWQNMB01B3RWQNM
15.79%
15.33%
B00TXY32FYB00TXY32FY
10.36%
4.83%
B01D1YQBOKB01D1YQBOK
5.43%
5.85%
Most Selling Products
Search Volume & Trends
Market Overview
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