5htp 50mg
Skip itA small market ($66K/yr) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Conversion
Incredible18.8%search→purchase rate — share of searches ending in a sale
Avg price
Great$18.56avg listing price — sweet spot $15–$100
Price range
Good$4.75–$41.26cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Okay2,007.42avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Brand share
Okay85%top-5 brand share — brands hold most of the demand
Competition
Bad75%top-5 click share — a locked-up shelf
Growth
Bad-9.1%90-day search growth — must beat 0% to launch
Market size
Bad$66K$66K/yr · 19K searches
According to Flapen's Amazon United States niche tracking, 5htp 50mg is a $66K/yr Amazon United States market (19K searches/yr). The top 5 brands hold 85% of demand. Demand peaks in Aug. Verdict: Skip it — 46/100.
Data updated Jul 25, 2026 · scored weekly · How we score niches
5htp 50mg market data
- Units sold / yr
- 3K–4K
- avg 100–250/product
- Revenue / yr
- $56K–$74K
- units × avg price
- Conversion rate
- 18.8%
- Avg BSR
- #278
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 50%
- Out of stock
- 6.6%
- Avg brand age
- 119 months
- Avg seller age
- 196 days
Competition & brand share
The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.Brands
10 falling
Sellers
28
Top-5 brand share
85%
Top 20: 100%
Top-5 click share
75%
Top 20: 100%
Open market
11%
- NOW Foods60%
- Integrative Therapeutics8%
- Pure Encapsulations7%
- Best Naturals6%
- Jarrow Formulas4%
- BulkSupplements4%
- Open — no brand owns it (4 brands, 11%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -9.1% search growth over the last 90 days.Peak months: Aug · busiest ÷ quietest = 1.5×
Top 5htp 50mg search terms
- 5htp 50mg10K/yr
- 5 htp 50 mg5K/yr
- 5-htp 50mg4K/yr
Top 5htp 50mg products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 12 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
NOW Foods Supplements 5-HTP (5-hydroxytryptophan) 50 mg Neurotransmitter Support* 90 Veg Capsules
NOW Foods$9.284.5★2,260 rev
NOW Foods Supplements 5-HTP (5-hydroxytryptophan) 50 mg Neurotransmitter Support* 180 Veg Capsules
NOW Foods$17.194.5★2,260 rev
NOW Foods Supplements 5-HTP (5-hydroxytryptophan) 50 mg Neurotransmitter Support* 30 Veg Capsules
NOW Foods$4.754.5★2,260 rev
Integrative Therapeutics 5-HTP - Supplement that Supports a Healthy Outlook & Restful Sleep* - Vegan Dairy-Free & Gluten-Free - 60 Capsules (60 Servings)
Integrative Therapeutics$23.564.7★190 rev
Pure Encapsulations 5-HTP 50 mg | 5-Hydroxytryptophan Supplement for Brain Sleep Eating Behavior and Serotonin Support* | 60 Capsules
Pure Encapsulations$41.264.5★259 rev
Newest
by launch date
BulkSupplements.com 5-HTP Capsules - 5-Hydroxytryptophan Mood Support Supplement - Gluten Free 1 Capsule per Serving (50mg) 365 Capsules (Pack of 1)
BulkSupplements$18.8936 rev
5HTP Liquid Drops - More Absorbable and Effective Than 5 HTP Capsules (60 Servings of 50mg 99%+ 5-HTP) Serotonin Supplement for Mood Sleep and Relaxation by Double Wood
Double Wood Supplements$9.961,251 rev
Nutricost 5-HTP 100mg 240 Vegetarian Capsules (5-Hydroxytryptophan) - Non-GMO & Gluten Free
Nutricost$19.619,555 rev
Best Naturals 5-HTP 50 mg 120 Capsules 5 HTP Capsules Supports Relaxation & restful Sleep
Best Naturals$8.96354 rev
NOW Foods Supplements 5-HTP (5-hydroxytryptophan) 50 mg Neurotransmitter Support* 180 Veg Capsules
NOW Foods$17.192,260 rev
Trending
90-day click momentumBulkSupplements.com 5-HTP Capsules - 5-Hydroxytryptophan Mood Support Supplement - Gluten Free 1 Capsule per Serving (50mg) 365 Capsules (Pack of 1)
BulkSupplements$18.894.3★
Jarrow Formulas 5-HTP 50mg Brain and Memory Support 90 Count
Jarrow Formulas$16.254.5★
Natrol 5-HTP 100 mg Time Release Helps Support a Balanced Mood 90 Tablets
Natrol$15.064.6★
NOW Foods Supplements 5-HTP (5-hydroxytryptophan) 50 mg Neurotransmitter Support* 30 Veg Capsules
NOW Foods$4.754.5★
NOW Foods Supplements 5-HTP (5-hydroxytryptophan) 50 mg Neurotransmitter Support* 180 Veg Capsules
NOW Foods$17.194.5★
What buyers say about 5htp 50mg
What buyers praise and complain about, mined from review topics.What buyers love
“I am sleeping better”
“Good quality”
“Just as good as an anti-depressant”
“Great noticeable support for mood”
“outstanding $/performance”
“Works good”
“Not sugary, just the flavor”
“Perfect to help me rest”
“good vitamin- easy to swallow”
“Works as advertised”
What buyers complain about
“Didnt work for me”
“got worse sleep as a result”
“stopped right after taking it”
“had a profoundly negative effect on my mood”
“stomach cramps”
“Overpriced and dangerous”
“Im wondering why such a big bottle”
“This gave me numbness”
“Completely opposite from what I expected”
Top return reasons
Common questions
- Is 5htp 50mg profitable to sell on Amazon United States?
- The niche generates $66K/yr across 12 tracked products. 90-day search growth is -9.1%. Flapen's verdict: Skip it (46/100).
- How competitive is the 5htp 50mg niche?
- 10 brands and 28 sellers compete. The top 5 products take 75% of clicks and top 5 brands hold 85% of demand.
- What do buyers complain about in 5htp 50mg?
- Top complaints mined from reviews: Functionality-Overall, Sleep Quality, Dosage. The return rate is 0.0%.
- When does demand for 5htp 50mg peak?
- Demand peaks in Aug; the busiest month runs 1.5× the quietest.
- What does it cost to enter the 5htp 50mg niche?
- Listings span $4.75–$41.26; the average listing price is $18.56 (sweet spot $15–$100). The average incumbent carries 2,007 reviews — the moat a new listing must climb.