Best Selling L Serine: See Top Product Rankings by Sales Volume & Market Trends

August 2026
96 Products Tracked

Looking for the most popular l serine products in the market? Our report leverages real Amazon monthly sales data to identify the best-performing products and the fastest-growing opportunities within the search results for the keyword "l serine." Whether you're searching for winning products to launch or monitoring market trends and competitor performance, this report provides the insights you need.

Based on monthly sales analytics, our Shoppers' Top Picks highlights that ASIN B000Z9361G currently leads the l serine market with 20K monthly sales, followed closely by B000H85JYC with 10K monthly sales and B01HQVR9ZE with 10K monthly sales. Meanwhile, ASIN B002UILTOQ stands out as the fastest-growing product, achieving an impressive 100.0% month-over-month sales growth. By tracking competitor sales performance and shifts in market demand, sellers can uncover emerging opportunities and make more informed product and marketing decisions.

🏆Shoppers' Top PicksAmazon
by monthly sales August 2026
NOW Foods Supplements, (L-Lysine Hydrochloride) 1,000 mg, Double Strength, Amino Acid, 100 Tablets
1
B000Z9361G
$9.99·
4.6
Units/sold20K
Pure Encapsulations L-Lysine, 90 Capsules | Essential Amino Acid Supplement for Immune Support, Gum Health, and Lip Health*
2
B000H85JYC
$15.50·
4.8
Units/sold10K
Nutricost L-Citrulline 1500mg, 180 Capsules, Gluten Free, GMO-Free | 750mg Per Capsule
3
B01HQVR9ZE
$17.95·
4.6
Units/sold10K
🚀Fastest Growing
by MoM sales growth
Pure Encapsulations L-Lysine, 270 Capsules | Essential Amino Acid Supplement for Immune Support, Gum Health, and Lip Health*
#1
B002UILTOQ
$41.50·
4.8
Pure Encapsulations L-Lysine, 270 Capsules | Essential Amino Acid Supplement for Immune Support, Gum Health, and Lip Health*
Units/sold
2K100.0%
Clean Nutraceuticals Amino Acids Supplement L-Lysine, L-Threonine, L-Leucine, Isoleucine, Valine, L-Histidine, L-Tryptophan, L-Methionine, L-Arginine, L-Cysteine, L-Glutamine, L-Serine, Aspartic Acid
#2
B0D71S86NT
$29.95·
4.5
Clean Nutraceuticals Amino Acids Supplement L-Lysine, L-Threonine, L-Leucine, Isoleucine, Valine, L-Histidine, L-Tryptophan, L-Methionine, L-Arginine, L-Cysteine, L-Glutamine, L-Serine, Aspartic Acid
Units/sold
2K100.0%

Top Selling L Serine

As of August 2026, we analyzed 96 tracked products in Amazon's "l serine" search results and generated the following sales chart and product rankings based on monthly sales data. The ranking below highlights the Top 10 products by estimated monthly sales. According to the latest data, these products generated between 2,000 and 20,000 monthly sales. B000Z9361G leads the l serine market with an estimated 20,000 monthly sales.

96Products Tracked
6,300Top 10 Avg. Sales
$25.42Top 10 Avg. Price
4.6Top 10 Avg. Rating
🏆
NOW Foods Supplements, (L-Lysine Hydrochloride) 1,000 mg, Double Strength, Amino Acid, 100 Tablets
#1
B000Z9361G

NOW Foods Supplements, (L-Lysine Hydrochloride) 1,000 mg, Double Strength, Amino Acid, 100 Tablets

20,000
Units Sold/mo
$9.99
Price
4.6
Rating
37.4K
Reviews
2
Pure Encapsulations L-Lysine, 90 Capsules | Essential Amino Acid Supplement for Immune Support, Gum Health, and Lip Health*
B000H85JYC
$15.50
4.8 (5.7K)
Pure Encapsulations L-Lysine, 90 Capsules | Essential Amino Acid Supplement for Immune Support, Gum Health, and Lip Health*
10,000 Units Sold/mo
3
Nutricost L-Citrulline 1500mg, 180 Capsules, Gluten Free, GMO-Free | 750mg Per Capsule
B01HQVR9ZE
$17.95
4.6 (8.9K)
Nutricost L-Citrulline 1500mg, 180 Capsules, Gluten Free, GMO-Free | 750mg Per Capsule
10,000 Units Sold/mo
4
Phosphatidylserine 300mg, Memory, Focus + Cortisol Support, 120 Capsules | Memory, Focus + Cortisol Supplement, NSF Certified, Calm, Restful Sleep Taken PM, 2 Small Caps, Builds Over 1-4 Weeks
B079YF1K1B
$19.95
4.5 (6.1K)
Phosphatidylserine 300mg, Memory, Focus + Cortisol Support, 120 Capsules | Memory, Focus + Cortisol Supplement, NSF Certified, Calm, Restful Sleep Taken PM, 2 Small Caps, Builds Over 1-4 Weeks
6,000 Units Sold/mo▼ 28.6%
5
Nutricost L-Tyrosine Supplement 500mg, 180 Capsules, Gluten-Free, GMO-Free
B01AMSMDY0
$14.95
4.4 (5.8K)
Nutricost L-Tyrosine Supplement 500mg, 180 Capsules, Gluten-Free, GMO-Free
5,000 Units Sold/mo▼ 16.7%
10
Clean Nutraceuticals Amino Acids Supplement L-Lysine, L-Threonine, L-Leucine, Isoleucine, Valine, L-Histidine, L-Tryptophan, L-Methionine, L-Arginine, L-Cysteine, L-Glutamine, L-Serine, Aspartic Acid
B0D71S86NT
$29.95
4.5 (901)
Clean Nutraceuticals Amino Acids Supplement L-Lysine, L-Threonine, L-Leucine, Isoleucine, Valine, L-Histidine, L-Tryptophan, L-Methionine, L-Arginine, L-Cysteine, L-Glutamine, L-Serine, Aspartic Acid
2,000 Units Sold/mo▲ 100.0%
View All 96 Products & Deep InsightsGet full access to sales data, trends, and market analysis

For sellers and category managers benchmarking the l serine price landscape, we segmented all 96 tracked listings in Amazon's live "l serine" search results across the full price spectrum, and surfaced the top 3 price tiers by share below to highlight where competition concentrates and where pricing gaps exist.

Leading the distribution, the $20.00 ~ $50.00 band is the category's best l serine price zone, absorbing 51% of the assortment (100 products) — this is where listing density is highest and where new entrants face the steepest competition for share-of-voice. Use the tier breakdown below to identify the top-ranking ASIN, monthly sales velocity, and rating profile within each band — essential inputs for pricing strategy, sourcing decisions, and competitive benchmarking in the l serine category.

Top 3 Price Tiers

$20.00 ~ $50.00 is the most competitive price tier, containing 51% of tracked products.

Sweet Spot
$20.00 ~ $50.00
Tier 1
51%
100 products

Top products in this price tier

#1
B000Z9361G
$9.99
20k Units Sold/mo
Unlock Top Performers
#2
$10.00 ~ $20.00
Tier 2
28%
55 products
$50.00 ~ $100.00
Tier 3
14%
27 products
$0.00 ~ $10.00
5%
Unlock to view all price tier distributions and their ASIN sales contributions

"L serine" Search Volume and Market Trends on Amazon

Amazon keyword search volume data for "l serine" in the US marketplace. This report provides insights into keyword search volume, Amazon search trends, competition levels, and conversion efficiency for sellers and brands.

During the week of 2026-08-09 to 2026-08-15, the Amazon USweekly search volume for "l serine" was approximately 194 searches. The keyword currently holds an Amazon Search Frequency Rank (SFR) of #908,652, climbing 126,322 positions from the previous week. Additionally, the top 3 products for this keyword capture 47.4% of the total click share and 41.7% of the conversion share, indicating the level of market concentration.

Amazon Search Term
Weekly

l serine

ASINSIGHT
Search Frequency Rank
908,652
126,322
Search Volume
194
15.5%
Top 3 Click Share
47.4%
Top 3 Conv. Share
41.7%

Search Volume Trend

Past 3 Years
Past 4 Months
Recent 8 months
Weekly Search Volume
194
View full trends for the past 3 years
AugSepOctNovDecJanFebMarAprMayJunJulAug

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