L Tryptophan 1000mg
MaybeBuyers convert on 19.4% of searches. But shoppers spend an estimated $90K a year here, so L Tryptophan 1000mg is a Maybe.
- Flapen Score
- 60 / 100Top 11% of 14,768 Health & Household niches · +11 vs the category median of 4960
- Market size
- $90K/yr16K searches / yr
- 90-day growth
- +11.6%search demand this quarter
- Competition
- 55%top-5 click share · 14 brands · 36 sellers
Flapen Score
L Tryptophan 1000mg against its category
The dotted line is the Health & Household average. Past it, L Tryptophan 1000mg is stronger. Inside it, weaker.
Market
The L Tryptophan 1000mg market on Amazon at a glance
Shoppers on Amazon United States searched for L Tryptophan 1000mg 16K times last year and spent an estimated $90K. The top 5 brands take 62% of clicks. Flapen scores it 60 out of 100, a Maybe.
01 · Demand
An estimated 19.4% of those searches ended in a purchase.
Shoppers searched for this 16K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 19.4% of those searches ended in a purchase. Searches in the last 90 days moved +11.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $90K a year.
- Searches, last 12 months
- 16K
- Growth, 90 days vs prior 90
- +11.6%
- Conversion, latest week
- 19.4%
- Market size, estimated
- $90Ka year
- Peak month
- August1.3× the quietest month
- Top search term
- l tryptophan 1000mg8K searches a year
02 · Price
A sale here is worth $29.63.
Listings sell for $29.63 on average, from $9.86 to $119.53. Amazon reports units sold in ranges. This niche sold 3K to 3K a year. The average listing sells 100 to 250 of them. At $29.63 that is $3K to $7K a year per listing.
- Average price
- $29.63inside the $15 to $100 sweet spot
- Price range
- $9.86–$119.53
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 3K–3K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $3K–$7K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
78% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #1,294 within Amino Acids. It carries 1,261 reviews at 4.47 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 78%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #1,294in Amino Acids
- Average rating
- 4.47 starsAmazon United States average 4.42 stars
- Average reviews
- 1,261per listing
- Listings tracked
- 18
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 100 months on average, so the names here are established.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 100 months
Products
Top L Tryptophan 1000mg products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 25, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
NOW Foods Supplements L-Tryptophan 1 000 mg Double Strength Encourages Positive Mood* Supports Relaxation* 60 Tablets
- Price
- $19.23
- Rating
- 4.5/5
- Reviews
- 2,064
- Age
- 16y ago

L-Tryptophan Capsules 1000mg per Serving - L Tryptophan Supplement for Sleep Promotes Relaxation & Emotional Well-Being for Women & Men - Potent Pure Mood Support Supplement for Adults - 120 Count
- Price
- $13.28
- Rating
- 4.4/5
- Reviews
- 72
- Age
- 1y ago

Horbach L Tryptophan 1500mg Capsules | 240 Count | Nighttime Formula
- Price
- $19.65
- Rating
- 4.4/5
- Reviews
- 2,402
- Age
- 7y ago

Vitamatic L-Tryptophan 1000mg 120 Tablets (120 Tablets (Pack of 1)) (1 Bottle)
- Price
- $14.59
- Rating
- 4.6/5
- Reviews
- 355
- Age
- 4y ago

Amazing Formulas L-Tryptophan 1000mg Tablets Supplement | Non-GMO | Gluten Free | Made in USA (240 Count)
- Price
- $34.94
- Rating
- 4.4/5
- Reviews
- 2,084
- Age
- 2y ago
Trending
estimated 90-day click momentum
Pure Encapsulations L-Tryptophan | Amino Acid Supplement for Relaxation Serotonin Support PMS and Sleep* | 90 Capsules
- Price
- $69.51
- Rating
- 4.6/5
- Reviews
- 168
- Age
- 9y ago

L-Tryptophan Capsules 1000mg per Serving - L Tryptophan Supplement for Sleep Promotes Relaxation & Emotional Well-Being for Women & Men - Potent Pure Mood Support Supplement for Adults - 120 Count
- Price
- $13.28
- Rating
- 4.4/5
- Reviews
- 72
- Age
- 1y ago
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NOW Foods - Now Foods L-tryptophan 1000mg Tablets 60-Count [Health and Beauty](Pack of 2)
- Price
- $35.97
- Rating
- 4.5/5
- Reviews
- 125
- Age
- 15y ago

PROTOCOL FOR LIFE BALANCE L-Tryptophan 1000mg - Sleep Support Promotes Relaxation - 60 Tabs
- Price
- $37.83
- Rating
- 4.4/5
- Reviews
- 34
- Age
- 15y ago

BulkSupplements.com L-Tryptophan Capsules - Tryptophan Supplement L-Trptophan 500mg - Amino Acid Supplement Gluten Free - 1 Capsule per Serving 240 Capsules (Pack of 1)
- Price
- $18.75
- Rating
- 4.5/5
- Reviews
- 224
- Age
- 2y ago
Newest
by launch date
L-Tryptophan Capsules 1000mg per Serving - L Tryptophan Supplement for Sleep Promotes Relaxation & Emotional Well-Being for Women & Men - Potent Pure Mood Support Supplement for Adults - 120 Count
- Price
- $13.28
- Rating
- 4.4/5
- Reviews
- 72
- Age
- 1y ago

High Strength L Tryptophan Capsules | L Tryptophan Supplement for Sleep and Relaxation with 1500mg per Serving | Vegan Non-GMO Soy and Gluten Free | Made in US cGMP Labs (80 Servings)
- Price
- $17.58
- Rating
- 4.3/5
- Reviews
- 67
- Age
- 1y ago

BulkSupplements.com L-Tryptophan Capsules - Tryptophan Supplement L-Trptophan 500mg - Amino Acid Supplement Gluten Free - 1 Capsule per Serving 240 Capsules (Pack of 1)
- Price
- $18.75
- Rating
- 4.5/5
- Reviews
- 224
- Age
- 2y ago

Amazing Formulas L-Tryptophan 1000mg Tablets Supplement | Non-GMO | Gluten Free | Made in USA (240 Count)
- Price
- $34.94
- Rating
- 4.4/5
- Reviews
- 2,084
- Age
- 2y ago

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)
- Price
- $28.04
- Rating
- 4.4/5
- Reviews
- 2,665
- Age
- 3y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 55% of clicks. Leaders hold, but buyers still shop past them.
Brands
14 rising
Sellers
36
Est. top-5 brand share
62%
Top 20: 100%
Est. top-5 click share
55%
Top 20: 100%
Open market
31%
- NOW Foods27%
- Amazing Nutrition10%
- Natures Craft9%
- Horbäach9%
- Vitamatic8%
- Nutricost7%
Demand
L Tryptophan 1000mg search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top L Tryptophan 1000mg search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- l tryptophan 1000mg8K/yr
- l-tryptophan 1000mg capsules5K/yr
- tryptophan 1000mg3K/yr
Reviews and returns
What reviews say buyers love and hate about L Tryptophan 1000mg
We read the reviews and the return reasons for every product selling here.
“didn't help me sleep at all”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
14 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common L Tryptophan 1000mg questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









