---
title: "Thymus — $76K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/thymus"
last_updated: "2026-08-11T07:42:06.643Z"
locale: en
meta:
description: "Niche score 49/100 · $76K/yr market · 25K searches/yr · $42.14 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 49/100 · $76K/yr market · 25K searches/yr · $42.14 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Thymus — $76K/yr Amazon US Niche (2026) - Flapen"
---
# **thymus**
**Skip it**
A small market ($76K/yr) — this niche doesn't clear our bar today.
Market size 19Growth 44Conversion 75Competition 23Returns 100Price range 94Avg price 95Brand share 34Review moat 71Quality gap 25
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$42.14**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$14.17–$83.85**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****7.1%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****652.46**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Okay****+15.1%**
90-day search growth — must beat 0% to launch
**Brand share**
**Okay****84%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Competition**
**Bad****72%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$76K**
$76K/yr · 25K searches
According to Flapen's Amazon United States niche tracking, thymus is a $76K/yr Amazon United States market (25K searches/yr). The top 5 brands hold 84% of demand. Demand peaks in Aug–Sep–Nov. Verdict: Skip it — 49/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **thymus market data**
- **Units sold / yr**
- **1K–2K**
- avg 0–100/product
- **Revenue / yr**
- **$53K–$63K**
- units × avg price
- **Conversion rate**
- **7.1%**
- **Avg BSR**
- **#2,146**
- **Page quality**
- **0%**
- **Prime**
- **92%**
- **Sponsored**
- **85%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **84 months**
- **Avg seller age**
- **167 days**
## **Competition & brand share**
The top 5 products capture 72% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**9 **—flat
**Sellers**
**14**
**Top-5 brand share**
**84%**
Top 20: 100%
**Top-5 click share**
**72%**
Top 20: 100%
**Open market**
**10%**
- Ancestral Supplements34% - Carlyle16% - Allergy Research Group16% - Standard Process Inc.13% - Vitamatic6% - Supreme Nutrition Products5% - Open — no brand owns it (3 brands, 10%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +15.1% search growth over the last 90 days.
3K2KSpike '24Holiday '24Spike '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Aug, Sep, Nov · busiest ÷ quietest = 2.8×
[**Open Trend **](https://flapen.com/research/us/health-household/thymus/trend)
## **Top thymus search terms**
- **thymus**13K/yr+32.9%4.1% conv. - **thymus gland supplements**7K/yr+11.5%5.4% conv. - **thymus supplement**5K/yr-20.3%3.6% conv. [**All search terms **](https://flapen.com/research/us/health-household/thymus/search-terms)
## **Top thymus 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%$15K30%$23K40%$31K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 13 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Ancestral Supplements Grass Fed Ovine (Sheep) Thymus Glandular Extract 3000mg Histamine Energy Allergy and Immune Support Supplement with Grass Fed Beef Liver Non GMO 180 Capsules**Ancestral Supplements**$64.97**4.7★2,023 rev](https://www.amazon.com/dp/B07526PQW5) [2**Carlyle Grass Fed Beef Thymus | 2100mg | 200 Capsules | Bovine Supplement**Carlyle**$26.89**4.5★244 rev](https://www.amazon.com/dp/B091J6QR2M) [3**Allergy Research Group ARG Thymus - Glandular Supplement - Freeze-Dried Tissue - Immune System Support - Lyophilized Extract - Hypoallergenic & Non-GMO - 37 Servings - 75 Vegicaps**Allergy Research Group**$42.74**4.5★51 rev](https://www.amazon.com/dp/B000M8ON8K) [4**Standard Process Thymex - Cytosol Extract Dietary Supplement for Immune Health - Gluten-Free Non-Dairy & Non-Soy - 90 Tablets (90 Servings)**Standard Process Inc.**$25.19**4.7★863 rev](https://www.amazon.com/dp/B000VYQIZ6) [5**Nutricology Thymus - Ovine Thymus Glandular Extract - Freeze Dried Tissue Supplement - Immune Function Support - Hypoallergenic - 37 Servings - 75 Vegicaps**Allergy Research Group**$43.12**4.6★67 rev](https://www.amazon.com/dp/B000JM9VAY)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Vitamatic Grass-Fed Beef Thymus + Liver 180 Capsules Freeze-Dried Non-GMO Bovine Liver Supplement Pasture-Raised Glandular-Based Formula**Vitamatic**$23.64**3 rev7mo ago](https://www.amazon.com/dp/B0G72F7NK8) [**Supreme Nutrition Sheep Thymus - 100% Grass Fed and Finished in New Zealand 90 Capsules of Pure Ovine Thymus**Supreme Nutrition Products**$48.75**19 rev2y ago](https://www.amazon.com/dp/B0CN7HTZJN) [**One Earth Health Grass Fed Thymus - New Zealand Sourced Thymus. 3 000mg per Serving 200 Count**One Earth Health**$60.69**34 rev3y ago](https://www.amazon.com/dp/B0BM57Z9P7) [**Carlyle Grass Fed Beef Thymus | 2100mg | 200 Capsules | Bovine Supplement**Carlyle**$26.89**244 rev5y ago](https://www.amazon.com/dp/B091J6QR2M) [**Swanson Raw Thymus Glandular 500 Milligrams 60 Capsules**Swanson**$14.17**87 rev7y ago](https://www.amazon.com/dp/B0786PVH49)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Vitamatic Grass-Fed Beef Thymus + Liver 180 Capsules Freeze-Dried Non-GMO Bovine Liver Supplement Pasture-Raised Glandular-Based Formula**Vitamatic**$23.64**4.6★**▲ 114%**](https://www.amazon.com/dp/B0G72F7NK8) [**Allergy Research Group ARG Thymus - Glandular Supplement - Freeze-Dried Tissue - Immune System Support - Lyophilized Extract - Hypoallergenic & Non-GMO - 37 Servings - 75 Vegicaps**Allergy Research Group**$42.74**4.5★**▲ 39%**](https://www.amazon.com/dp/B000M8ON8K) [**Codeage Beef Thymus Grass-Fed Liver Freeze Dried Desiccated 180 ct**Codeage**$38.92**4.4★**▲ 21%**](https://www.amazon.com/dp/B07CHZC8WM) [**Nutricology Thymus - Ovine Thymus Glandular Extract - Freeze Dried Tissue Supplement - Immune Function Support - Hypoallergenic - 37 Servings - 75 Vegicaps**Allergy Research Group**$43.12**4.6★**— 10%**](https://www.amazon.com/dp/B000JM9VAY) [**Standard Process Thymex Cytosol Extract Dietary Supplement - Gluten-Free Non-Dairy & -Soy - Immune System Health Supplement - 330 Tablets**Standard Process Inc.**$83.85**4.7★**— 6%**](https://www.amazon.com/dp/B073ZNVKB6)
**~~View all trending →~~**
## **What buyers say about thymus**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Immunity Booster**31%
*“Works extremely well for immunity”*
**Cold Relief**19%
*“Stops a cold or virus in its tracks”*
**Quality-Overall**12%
*“Great product”*
**Vitamin**10%
*“Best supplements”*
**Value For Money**8%
*“Good price”*
**Nutritional Content**5%
*“Quality nutrients that we depend on”*
**Efficiency**5%
*“Works great”*
**Advertised Vs Actual Product**3%
*“Exactly what I ordered”*
**Allergies**3%
*“Congaplex really helps with my allergies”*
### **What buyers complain about **
**Cold Relief**50%
*“When I feel like Im coming down with a cold I suck on two of these once a day”*
**Dosage**11%
*“It took a bit longer(3 days on this vs 1 day for meds)”*
**Stress/Anxiety**11%
*“Travel stresses my body a lot”*
## **Common questions**
- **Is thymus profitable to sell on Amazon United States?**
- The niche generates $76K/yr across 13 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +15.1%. Flapen's verdict: Skip it (49/100).
- **How competitive is the thymus niche?**
- 9 brands and 14 sellers compete. The top 5 products take 72% of clicks and top 5 brands hold 84% of demand.
- **What do buyers complain about in thymus?**
- Top complaints mined from reviews: Cold Relief, Dosage, Stress/Anxiety. The return rate is 0.0%.
- **When does demand for thymus peak?**
- Demand peaks in Aug–Sep–Nov; the busiest month runs 2.8× the quietest.
- **What does it cost to enter the thymus niche?**
- Listings span $14.17–$83.85; the average listing price is $42.14 (sweet spot $15–$100). The average incumbent carries 652 reviews — the moat a new listing must climb.
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