---
title: "Clarityn — $4K/yr Amazon SG Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/sg/health-household-and-personal-care/clarityn"
last_updated: "2026-08-05T23:53:13.295Z"
locale: en
meta:
description: "Niche score 34/100 · $4K/yr market · 2K searches/yr · $33.90 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 34/100 · $4K/yr market · 2K searches/yr · $33.90 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Clarityn — $4K/yr Amazon SG Niche (2026) - Flapen"
---
# **clarityn**
**Skip it**
A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Market size 1Growth 22Conversion 77Competition 0Returns 100Price range 91Avg price 95Brand share 0Review moat 44Quality gap 14
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$33.90**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$13.37–$49.02**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****7.4%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Okay****2,078.25**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-5.5%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.8★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$4K**
$4K/yr · 2K searches
**Competition**
**Bad****100%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon Singapore niche tracking, clarityn is a $4K/yr Amazon Singapore market (2K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 34/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **clarityn market data**
- **Units sold / yr**
- **100–250**
- avg 0–100/product
- **Revenue / yr**
- **$3K–$8K**
- units × avg price
- **Conversion rate**
- **7.4%**
- **Avg BSR**
- **#81**
- **Page quality**
- **0%**
- **Prime**
- **25%**
- **Sponsored**
- **0%**
- **Out of stock**
- **3.4%**
- **Avg brand age**
- **78 months**
- **Avg seller age**
- **0 days**
## **Competition & brand share**
The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**3 **▼falling
**Sellers**
**15**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**100%**
Top 20: 100%
**Open market**
**0%**
- SDA LABORATORIES54% - HealthA2Z34% - Telfast12%
## **Demand & seasonality**
Weekly Amazon search volume, last 101 weeks — -5.5% search growth over the last 90 days.
8060Spike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.5×
[**Open Trend **](https://flapen.com/research/sg/health-household-and-personal-care/clarityn/trend)
## **Top clarityn 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%$39920%$79830%$1K40%$2K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 4 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**SDA LABORATORIES All Day 24-Hour Allergy Medicine 100 Count Antihistamine for Allergies Pollen Hay Fever Dry Itchy Eyes | Cetirizine HCl 10mg Tablets (Pack of 4)**SDA LABORATORIES**$49.02**4.7★40 rev](https://www.amazon.sg/dp/B07Y2C3YWL) [2**HealthA2Z Allergy Relief | Cetirizine 10mg | All Day | Indoor & Outdoor | Relief from Itchy Throat Sneezing Runny Noses (250 Count (Pack of 1))**HealthA2Z**$37.87**4.7★6,813 rev](https://www.amazon.sg/dp/B07S1BZXVW) [3**SDA Laboratories All Day 24-Hour Allergy Medicine 100 Count Antihistamine for Allergies Pollen Hay Fever Dry Itchy Eyes | Cetirizine HCl 10mg Tablets**SDA LABORATORIES**$35.33**4.7★1,452 rev](https://www.amazon.sg/dp/B07Y2C4LMH) [4**Telfast Allergy Relief Tablet 120mg 10s**Telfast**$13.37**5.0★8 rev](https://www.amazon.sg/dp/B07YDLC3RB)
### **Newest**
by launch date
[**SDA LABORATORIES All Day 24-Hour Allergy Medicine 100 Count Antihistamine for Allergies Pollen Hay Fever Dry Itchy Eyes | Cetirizine HCl 10mg Tablets (Pack of 4)**SDA LABORATORIES**$49.02**40 rev5y ago](https://www.amazon.sg/dp/B07Y2C3YWL) [**Telfast Allergy Relief Tablet 120mg 10s**Telfast**$13.37**8 rev6y ago](https://www.amazon.sg/dp/B07YDLC3RB) [**SDA Laboratories All Day 24-Hour Allergy Medicine 100 Count Antihistamine for Allergies Pollen Hay Fever Dry Itchy Eyes | Cetirizine HCl 10mg Tablets**SDA LABORATORIES**$35.33**1,452 rev6y ago](https://www.amazon.sg/dp/B07Y2C4LMH) [**HealthA2Z Allergy Relief | Cetirizine 10mg | All Day | Indoor & Outdoor | Relief from Itchy Throat Sneezing Runny Noses (250 Count (Pack of 1))**HealthA2Z**$37.87**6,813 rev6y ago](https://www.amazon.sg/dp/B07S1BZXVW)
### **Trending**
90-day click momentum
[**SDA LABORATORIES All Day 24-Hour Allergy Medicine 100 Count Antihistamine for Allergies Pollen Hay Fever Dry Itchy Eyes | Cetirizine HCl 10mg Tablets (Pack of 4)**SDA LABORATORIES**$49.02**4.7★**▲ 29%**](https://www.amazon.sg/dp/B07Y2C3YWL) [**SDA Laboratories All Day 24-Hour Allergy Medicine 100 Count Antihistamine for Allergies Pollen Hay Fever Dry Itchy Eyes | Cetirizine HCl 10mg Tablets**SDA LABORATORIES**$35.33**4.7★**▲ 19%**](https://www.amazon.sg/dp/B07Y2C4LMH) [**Telfast Allergy Relief Tablet 120mg 10s**Telfast**$13.37**5.0★**— 4%**](https://www.amazon.sg/dp/B07YDLC3RB) [**HealthA2Z Allergy Relief | Cetirizine 10mg | All Day | Indoor & Outdoor | Relief from Itchy Throat Sneezing Runny Noses (250 Count (Pack of 1))**HealthA2Z**$37.87**4.7★**▼ 25%**](https://www.amazon.sg/dp/B07S1BZXVW)
## **What buyers say about clarityn**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Efficiency**33%
*“works fine”*
**Value For Money**33%
*“really good price”*
**Advertised Vs Actual Product**33%
*“works the same as other name brands”*
## **Common questions**
- **Is clarityn profitable to sell on Amazon Singapore?**
- The niche generates $4K/yr across 4 tracked products. 90-day search growth is -5.5%. Flapen's verdict: Skip it (34/100).
- **How competitive is the clarityn niche?**
- 3 brands and 15 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
- **When does demand for clarityn peak?**
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- **What does it cost to enter the clarityn niche?**
- Listings span $13.37–$49.02; the average listing price is $33.90 (sweet spot $15–$100). The average incumbent carries 2,078 reviews — the moat a new listing must climb.
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