tri amino
Skip itA small market ($31K/yr) — this niche doesn't clear our bar today.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Avg price
Incredible$27.53avg listing price — sweet spot $15–$100
Conversion
Great10.5%search→purchase rate — share of searches ending in a sale
Price range
Great$9.69–$82.30cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Okay+19.6%90-day search growth — must beat 0% to launch
Review moat
Okay1,577.92avg incumbent reviews — the moat a new listing must climb
Brand share
Okay77%top-5 brand share — brands hold most of the demand
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Competition
Bad75%top-5 click share — a locked-up shelf
Market size
Bad$31K$31K/yr · 11K searches
According to Flapen's Amazon United States niche tracking, tri amino is a $31K/yr Amazon United States market (11K searches/yr). The top 5 brands hold 77% of demand. Verdict: Skip it — 49/100.
Data updated Jul 25, 2026 · scored weekly · How we score niches
tri amino market data
- Units sold / yr
- 1K–1K
- avg 100–250/product
- Revenue / yr
- $28K–$34K
- units × avg price
- Conversion rate
- 10.5%
- Avg BSR
- #1,034
- Page quality
- 0%
- Prime
- 92%
- Sponsored
- 46%
- Out of stock
- 4.3%
- Avg brand age
- 103 months
- Avg seller age
- 163 days
Competition & brand share
The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.Brands
12 rising
Sellers
44
Top-5 brand share
77%
Top 20: 100%
Top-5 click share
75%
Top 20: 100%
Open market
12%
- NOW Foods22%
- Carlyle14%
- SMARTPAK14%
- Best Naturals14%
- Uckele12%
- Piping Rock11%
- Open — no brand owns it (6 brands, 12%)
Top tri amino 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 13 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
NOW Foods Supplements Tri-Amino with L-Arginine L-Ornithine L-Lysine Supports Protein Metabolism* 120 Capsules
NOW Foods$14.834.7★776 rev
Carlyle Tri-Amino L-Arginine L-Ornithine L-Lysine Supplement | 90 Caplets
Carlyle$9.694.4★68 rev
SmartEquine Tri Amino 2 lb 45 Servings
SMARTPAK$36.834.6★93 rev
Best Naturals Tri-Amino with L-Arginine L-Ornithine L-Lysine 120 Tablets (New Improved Formula)
Best Naturals$9.734.6★725 rev
Uckele Tri Amino Horse Supplement - Equine Vitamin & Mineral Supplement - 5 Pound (lb)
Uckele$82.304.7★203 rev
Newest
by launch date
SP Nutrition Tri-GH Amino Complex L-Arginine L-Ornithine L-Lysine 120 Capsules Muscle Support Supplement
S Nutrition$25.089 rev
Carlyle Tri-Amino L-Arginine L-Ornithine L-Lysine Supplement | 90 Caplets
Carlyle$9.6968 rev
Horbach Amino Acid Complex 3000mg | 250 Caplets
Horbäach$18.931,771 rev
Essential Amino Acids - 1 Gram Per Serving Powder Blend of All 9 Essential Aminos (EAA) and All Branched-Chain Aminos (BCAAs) (Leucine Isoleucine Valine) 225 Capsules Gluten Free by Double Wood
Double Wood Supplements$18.767,537 rev
SmartEquine Tri Amino 2 lb 45 Servings
SMARTPAK$36.8393 rev
Trending
90-day click momentum
Pure Encapsulations Essential Amino Acids - Muscle Recovery Support & Health* - with Leucine Threonine & Tryptophan - 180 Capsules
Pure Encapsulations$53.214.7★
Essential Amino Acids - 1 Gram Per Serving Powder Blend of All 9 Essential Aminos (EAA) and All Branched-Chain Aminos (BCAAs) (Leucine Isoleucine Valine) 225 Capsules Gluten Free by Double Wood
Double Wood Supplements$18.764.6★
Solgar Essential Amino Complex 90 Vegetable Capsules - Free Form Essential Amino Acids - Non-GMO Vegan Gluten Free Dairy Free Kosher - 90 Servings
Solgar$20.514.6★
Piping Rock Tri Amino Supplement | 100 Caplets
Piping Rock$12.814.6★
Carlyle Tri-Amino L-Arginine L-Ornithine L-Lysine Supplement | 90 Caplets
Carlyle$9.694.4★
Common questions
- Is tri amino profitable to sell on Amazon United States?
- The niche generates $31K/yr across 13 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +19.6%. Flapen's verdict: Skip it (49/100).
- How competitive is the tri amino niche?
- 12 brands and 44 sellers compete. The top 5 products take 75% of clicks and top 5 brands hold 77% of demand.
- What does it cost to enter the tri amino niche?
- Listings span $9.69–$82.30; the average listing price is $27.53 (sweet spot $15–$100). The average incumbent carries 1,578 reviews — the moat a new listing must climb.