gaba 500mg
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Conversion
Incredible14.6%search→purchase rate — share of searches ending in a sale
Avg price
Great$19.44avg listing price — sweet spot $15–$100
Price range
Great$8.30–$45.79cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Review moat
Okay3,508.42avg incumbent reviews — the moat a new listing must climb
Growth
Okay+1.3%90-day search growth — must beat 0% to launch
Market size
Bad$78K$78K/yr · 28K searches
Competition
Bad80%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, gaba 500mg is a $78K/yr Amazon United States market (28K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 43/100.
Data updated Jul 25, 2026 · scored weekly · How we score niches
gaba 500mg market data
- Units sold / yr
- 4K–5K
- avg 250–500/product
- Revenue / yr
- $78K–$97K
- units × avg price
- Conversion rate
- 14.6%
- Avg BSR
- #1,640
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 42%
- Out of stock
- 0.0%
- Avg brand age
- 104 months
- Avg seller age
- 177 days
Competition & brand share
The top 5 products capture 80% of clicks — a locked-up shelf that new listings rarely crack.Brands
5 falling
Sellers
36
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
80%
Top 20: 100%
Open market
0%
- NOW Foods87%
- Solgar4%
- Pure Encapsulations4%
- Nutricost3%
- PRISTINE'S2%
- Open — no brand owns it (0%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +1.3% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.3×
Top gaba 500mg search terms
- now gaba9K/yr
- gaba 500mg10K/yr
- gaba now5K/yr
- now gaba 500mg3K/yr
Top gaba 500mg 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 GABA (Gamma-Aminobutyric Acid) 500 mg + B-6 Natural Neurotransmitter* 300 Veg Capsules
NOW Foods$25.024.8★195 rev
NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 500 mg + B-6 Natural Neurotransmitter* 100 Veg Capsules
NOW Foods$8.304.5★11,324 rev
NOW GABA 500 mg 200 Veg Capsules
NOW Foods$16.344.5★11,324 rev
Now Foods Gaba 750mg 100 Veg Capsules
NOW Foods$11.484.4★10,327 rev
NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 750mg Neurotransmitter Support* 200 Veg Capsules
NOW Foods$17.514.6★1,535 rev
Newest
by launch date
NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 500 mg + B-6 Natural Neurotransmitter* 300 Veg Capsules (Pack of 2)
NOW Foods$45.79195 rev
NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 500 mg + B-6 Natural Neurotransmitter* 300 Veg Capsules
NOW Foods$25.02195 rev
PRISTINES GABA 500mg Sleep Quality Support Supplement - 180 Day Supply - Calm Mind & Relaxation Sleep Support Capsules Glass Bottle
PRISTINE'S$14.37252 rev
Nutricost GABA + Vitamin B6 500mg per Serving 240 Capsules Vegetarian
Nutricost$16.75467 rev
NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 750mg Neurotransmitter Support* 200 Veg Capsules
NOW Foods$17.511,535 rev
Trending
90-day click momentumNOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 500 mg + B-6 Natural Neurotransmitter* 300 Veg Capsules (Pack of 2)
NOW Foods$45.794.8★
NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 500 mg + B-6 Natural Neurotransmitter* 100 Veg Capsules
NOW Foods$8.304.5★
PRISTINES GABA 500mg Sleep Quality Support Supplement - 180 Day Supply - Calm Mind & Relaxation Sleep Support Capsules Glass Bottle
PRISTINE'S$14.374.1★
Pure Encapsulations GABA - Supplement to Support Relaxation & Moderation of Occasional Stress* - with Premium GABA Amino Acids - 120 Capsules
Pure Encapsulations$36.814.5★
NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 500 mg + B-6 Natural Neurotransmitter* 300 Veg Capsules
NOW Foods$25.024.8★
What buyers say about gaba 500mg
What buyers praise and complain about, mined from review topics.What buyers love
“Helps with anxiety”
“No complaints”
“I bought this to help me sleep”
“Its price is excellent”
“May help with mild stress or mood support for some”
“it does the trick without feeling drugged”
“Helps Restless Legs”
“Just an all around good supplement”
“I love that it doesnt taste or smell weird”
“was as advertised”
What buyers complain about
“Unfortunately, this product does not do what GABA should do”
“Did not help with relaxation or sleep”
“I had gas pains”
“My anxiety levels take a nosedive after taking these”
“not so strong now”
“One Pill caused severe gastrointestinal issues”
“Quality Control Issues”
“I can't take it every day”
“I had gas pains”
“I was upset to read MAGNESIUM STEARATE on the label-”
Top return reasons
Common questions
- Is gaba 500mg profitable to sell on Amazon United States?
- The niche generates $78K/yr across 12 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +1.3%. Flapen's verdict: Skip it (43/100).
- How competitive is the gaba 500mg niche?
- 5 brands and 36 sellers compete. The top 5 products take 80% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in gaba 500mg?
- Top complaints mined from reviews: Functionality-Overall, Sleep Quality, Side Effects. The return rate is 0.0%.
- When does demand for gaba 500mg peak?
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- What does it cost to enter the gaba 500mg niche?
- Listings span $8.30–$45.79; the average listing price is $19.44 (sweet spot $15–$100). The average incumbent carries 3,508 reviews — the moat a new listing must climb.