---
title: "Thyrosafe — $17K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/thyrosafe"
last_updated: "2026-08-10T22:46:03.481Z"
locale: en
meta:
description: "Niche score 30/100 · $17K/yr market · 25K searches/yr · $40.53 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 30/100 · $17K/yr market · 25K searches/yr · $40.53 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Thyrosafe — $17K/yr Amazon US Niche (2026) - Flapen"
---
# **thyrosafe**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 4Growth 15Conversion 21Competition 8Returns 100Price range 88Avg price 95Brand share 0Review moat 49Quality gap 21
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$40.53**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$11.60–$104.94**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Okay****1,641.25**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Bad****1.7%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-20.9%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****90%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$17K**
$17K/yr · 25K searches
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, thyrosafe is a $17K/yr Amazon United States market (25K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Mar–Apr–May–Jun. Verdict: Skip it — 30/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **thyrosafe market data**
- **Units sold / yr**
- **2K–2K**
- avg 250–500/product
- **Revenue / yr**
- **$61K–$81K**
- units × avg price
- **Conversion rate**
- **1.7%**
- **Avg BSR**
- **#222**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **82 months**
- **Avg seller age**
- **189 days**
## **Competition & brand share**
The top 5 products capture 90% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**4 **—flat
**Sellers**
**6**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**90%**
Top 20: 100%
**Open market**
**0%**
- THYROSAFE90% - ThyroShield4% - Nature's Fusions3% - MIRA Safety3% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 57 weeks — -20.9% search growth over the last 90 days.
4K3KSpike '25Spike '26 seasonJulAugSepOctNovDecJanFebMarAprMayJunJul
Peak months: Mar, Apr, May, Jun · busiest ÷ quietest = 21.6×
[**Open Trend **](https://flapen.com/research/us/health-household/thyrosafe/trend)
## **Top thyrosafe 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%15%$3K30%$5K45%$8K60%$10K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 8 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**ThyroSafe 65mg Potassium Iodide Tablets (20 Pack) - Protects Your Thyroid from Nuclear Radiation Exposure**THYROSAFE**$22.53**4.7★2,135 rev](https://www.amazon.com/dp/B004XXVV6W) [2**ThyroSafe Potassium Iodide 130mg Tablets (KI Pills) - Iodine for Radiation Emergency Protection | Nuclear Fallout Survival Gear and Emergency Supplies for Prepper Kits | 20 Count**THYROSAFE**$28.89**4.6★92 rev](https://www.amazon.com/dp/B0DW42MMPS) [3**ThyroSafe 65mg Potassium Iodide Tablets (40 Pack) - Protects Your Thyroid from Nuclear Radiation Exposure**THYROSAFE**$38.96**4.7★2,135 rev](https://www.amazon.com/dp/B0DSWJJ5TM) [4**ThyroSafe 65mg Potassium Iodide Tablets (60 Pack) - Protects Your Thyroid from Nuclear Radiation Exposure**THYROSAFE**$57.67**4.7★2,135 rev](https://www.amazon.com/dp/B0DSWHVBXG) [5**ThyroSafe 65mg Potassium Iodide Tablets (120 Pack) - Protects Your Thyroid from Nuclear Radiation Exposure**THYROSAFE**$104.94**4.7★2,135 rev](https://www.amazon.com/dp/B0DSWFQN32)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**ThyroSafe Potassium Iodide 130mg Tablets (KI Pills) - Iodine for Radiation Emergency Protection | Nuclear Fallout Survival Gear and Emergency Supplies for Prepper Kits | 20 Count**THYROSAFE**$28.89**92 rev6mo ago](https://www.amazon.com/dp/B0DW42MMPS) [**Potassium Iodide Tablets (60 Count)**MIRA Safety**$11.60**212 rev1y ago](https://www.amazon.com/dp/B0FDZ276PM) [**ThyroSafe 65mg Potassium Iodide Tablets (40 Pack) - Protects Your Thyroid from Nuclear Radiation Exposure**THYROSAFE**$38.96**2,135 rev1y ago](https://www.amazon.com/dp/B0DSWJJ5TM) [**ThyroSafe 65mg Potassium Iodide Tablets (60 Pack) - Protects Your Thyroid from Nuclear Radiation Exposure**THYROSAFE**$57.67**2,135 rev1y ago](https://www.amazon.com/dp/B0DSWHVBXG) [**ThyroSafe 65mg Potassium Iodide Tablets (120 Pack) - Protects Your Thyroid from Nuclear Radiation Exposure**THYROSAFE**$104.94**2,135 rev1y ago](https://www.amazon.com/dp/B0DSWFQN32)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**ThyroSafe 65mg Potassium Iodide Tablets (120 Pack) - Protects Your Thyroid from Nuclear Radiation Exposure**THYROSAFE**$104.94**4.7★**▲ 74%**](https://www.amazon.com/dp/B0DSWFQN32) [**Potassium Iodide Tablets 130 mg | 300ct Iodine Tablets for Radiation Exposure - Potassium Iodine Pills - YODO Naciente - KI Pills - Made in USA - ThyroShield**ThyroShield**$36.95**4.5★**▲ 61%**](https://www.amazon.com/dp/B0CLC254W2) [**ThyroSafe Potassium Iodide 130mg Tablets (KI Pills) - Iodine for Radiation Emergency Protection | Nuclear Fallout Survival Gear and Emergency Supplies for Prepper Kits | 20 Count**THYROSAFE**$28.89**4.6★**▲ 52%**](https://www.amazon.com/dp/B0DW42MMPS) [**Potassium Iodide Tablets (60 Count)**MIRA Safety**$11.60**4.7★**▲ 45%**](https://www.amazon.com/dp/B0FDZ276PM) [**ThyroSafe 65mg Potassium Iodide Tablets (20 Pack) - Protects Your Thyroid from Nuclear Radiation Exposure**THYROSAFE**$22.53**4.7★**▼ 10%**](https://www.amazon.com/dp/B004XXVV6W)
**~~View all trending →~~**
## **What buyers say about thyrosafe**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Advertised Vs Actual Product**15%
*“It is what was advertised”*
**Quality-Overall**12%
*“Compared to similar preparedness products out there, this feels like a solid value for the quality and shelf life”*
**Value For Money**9%
*“is priced competitively”*
**Dosage**8%
*“are easy to split for pediatric dosing if necessary”*
**Durability**7%
*“The packaging feels durable”*
**Freshness**5%
*“Fresh”*
**Protection**5%
*“Theyre from a company that offers a decent range of protective gear”*
**Ease Of Use**5%
*“which makes them more practical for different situations”*
**Size-Overall**3%
*“it fits that purpose well”*
**Regulates Digestion**2%
*“Keep your thyroid happy”*
### **What buyers complain about **
**Calcium**13%
*“Do not buy some supplement brand that says it's potassium iodide”*
**Stale/Rotten/Spoiled**13%
*“Bottle seems old”*
**Muscle Pain Relief**13%
*“Leg cramps”*
**Dosage**8%
*“Inaccurate dosage on bottle”*
**Protection**6%
*“doesn't protect any other part of your body”*
**Size-Overall**6%
*“the pills are tiny”*
**Advertised Vs Actual Product**6%
*“Dangerous false advertising”*
**Vitamin**3%
*“not a daily supplement”*
**Nutritional Content**2%
*“not a daily supplement”*
## **Common questions**
- **Is thyrosafe profitable to sell on Amazon United States?**
- The niche generates $17K/yr across 8 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -20.9%. Flapen's verdict: Skip it (30/100).
- **How competitive is the thyrosafe niche?**
- 4 brands and 6 sellers compete. The top 5 products take 90% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in thyrosafe?**
- Top complaints mined from reviews: Calcium, Stale/Rotten/Spoiled, Muscle Pain Relief. The return rate is 0.0%.
- **When does demand for thyrosafe peak?**
- Demand peaks in Mar–Apr–May–Jun; the busiest month runs 21.6× the quietest.
- **What does it cost to enter the thyrosafe niche?**
- Listings span $11.60–$104.94; the average listing price is $40.53 (sweet spot $15–$100). The average incumbent carries 1,641 reviews — the moat a new listing must climb.
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