---
title: "Gaba 500mg — $78K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/gaba-500mg"
last_updated: "2026-08-12T00:17:09.027Z"
locale: en
meta:
description: "Niche score 43/100 · $78K/yr market · 28K searches/yr · $19.44 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 43/100 · $78K/yr market · 28K searches/yr · $19.44 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Gaba 500mg — $78K/yr Amazon US Niche (2026) - Flapen"
---
# **gaba 500mg**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 20Growth 27Conversion 97Competition 17Returns 100Price range 81Avg price 86Brand share 0Review moat 30Quality gap 38
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****14.6%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$19.44**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$8.30–$45.79**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Okay****3,508.42**
avg 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**
**Bad****80%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
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 ~~](https://flapen.com/research/methodology)
## **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.
700500Spike '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.3×
[**Open Trend **](https://flapen.com/research/us/health-household/gaba-500mg/trend)
## **Top gaba 500mg search terms**
- **now gaba**9K/yr+2.8%12.1% conv. - **gaba 500mg**10K/yr-0.6%10.9% conv. - **gaba now**5K/yr-4.9%11.4% conv. - **now gaba 500mg**3K/yr+12.1%25.3% conv. [**All search terms **](https://flapen.com/research/us/health-household/gaba-500mg/search-terms)
## **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.
0%10%$8K20%$16K30%$23K40%$31K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 12 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 500 mg + B-6 Natural Neurotransmitter* 300 Veg Capsules**NOW Foods**$25.02**4.8★195 rev](https://www.amazon.com/dp/B0CYVLRRPR) [2**NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 500 mg + B-6 Natural Neurotransmitter* 100 Veg Capsules**NOW Foods**$8.30**4.5★11,324 rev](https://www.amazon.com/dp/B0013OXDRY) [3**NOW GABA 500 mg 200 Veg Capsules**NOW Foods**$16.34**4.5★11,324 rev](https://www.amazon.com/dp/B001DB6LPS) [4**Now Foods Gaba 750mg 100 Veg Capsules**NOW Foods**$11.48**4.4★10,327 rev](https://www.amazon.com/dp/B0013OVZAG) [5**NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 750mg Neurotransmitter Support* 200 Veg Capsules**NOW Foods**$17.51**4.6★1,535 rev](https://www.amazon.com/dp/B0768K5V8J)
**~~View all top sellers →~~**
### **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**$45.79**195 rev9mo ago](https://www.amazon.com/dp/B0FT6GB5MB) [**NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 500 mg + B-6 Natural Neurotransmitter* 300 Veg Capsules**NOW Foods**$25.02**195 rev2y ago](https://www.amazon.com/dp/B0CYVLRRPR) [**PRISTINES GABA 500mg Sleep Quality Support Supplement - 180 Day Supply - Calm Mind & Relaxation Sleep Support Capsules Glass Bottle**PRISTINE'S**$14.37**252 rev3y ago](https://www.amazon.com/dp/B0CF46WLZ4) [**Nutricost GABA + Vitamin B6 500mg per Serving 240 Capsules Vegetarian**Nutricost**$16.75**467 rev4y ago](https://www.amazon.com/dp/B09CXHF79Y) [**NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 750mg Neurotransmitter Support* 200 Veg Capsules**NOW Foods**$17.51**1,535 rev8y ago](https://www.amazon.com/dp/B0768K5V8J)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 500 mg + B-6 Natural Neurotransmitter* 300 Veg Capsules (Pack of 2)**NOW Foods**$45.79**4.8★**▲ 146%**](https://www.amazon.com/dp/B0FT6GB5MB) [**NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 500 mg + B-6 Natural Neurotransmitter* 100 Veg Capsules**NOW Foods**$8.30**4.5★**▲ 50%**](https://www.amazon.com/dp/B0013OXDRY) [**PRISTINES GABA 500mg Sleep Quality Support Supplement - 180 Day Supply - Calm Mind & Relaxation Sleep Support Capsules Glass Bottle**PRISTINE'S**$14.37**4.1★**▲ 46%**](https://www.amazon.com/dp/B0CF46WLZ4) [**Pure Encapsulations GABA - Supplement to Support Relaxation & Moderation of Occasional Stress* - with Premium GABA Amino Acids - 120 Capsules**Pure Encapsulations**$36.81**4.5★**▲ 14%**](https://www.amazon.com/dp/B003PQVU9Q) [**NOW Foods Supplements GABA (Gamma-Aminobutyric Acid) 500 mg + B-6 Natural Neurotransmitter* 300 Veg Capsules**NOW Foods**$25.02**4.8★**▲ 13%**](https://www.amazon.com/dp/B0CYVLRRPR)
**~~View all trending →~~**
## **What buyers say about gaba 500mg**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Stress/Anxiety**20%
*“Helps with anxiety”*
**Quality-Overall**14%
*“No complaints”*
**Sleep Quality**14%
*“I bought this to help me sleep”*
**Value For Money**6%
*“Its price is excellent”*
**Focus Enhancement**5%
*“May help with mild stress or mood support for some”*
**Side Effects**4%
*“it does the trick without feeling drugged”*
**Muscle Pain Relief**4%
*“Helps Restless Legs”*
**Vitamin**4%
*“Just an all around good supplement”*
**Taste-Overall**4%
*“I love that it doesnt taste or smell weird”*
**Advertised Vs Actual Product**4%
*“was as advertised”*
### **What buyers complain about **
**Functionality-Overall**19%
*“Unfortunately, this product does not do what GABA should do”*
**Sleep Quality**12%
*“Did not help with relaxation or sleep”*
**Side Effects**9%
*“I had gas pains”*
**Stress/Anxiety**7%
*“My anxiety levels take a nosedive after taking these”*
**Strength**5%
*“not so strong now”*
**Regulates Digestion**5%
*“One Pill caused severe gastrointestinal issues”*
**Quality-Overall**5%
*“Quality Control Issues”*
**Dosage**3%
*“I can't take it every day”*
**Acid Regulator/Stomach Ache Relief**2%
*“I had gas pains”*
**Magnesium**2%
*“I was upset to read MAGNESIUM STEARATE on the label-”*
### **Top return reasons **
**Side Effects**50%
**Functionality-Overall**50%
## **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.
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