---
title: "Igg — $42K/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/health-household/igg"
last_updated: "2026-08-12T08:48:33.001Z"
locale: en
meta:
description: "Amazon product research for igg: $42K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for igg: $42K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Igg — $42K/mo Amazon US Product Research (2026)"
---
# **Igg**
**Skip it**
A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Market size 60Growth 21Conversion 80Competition 0Returns 100Price range 95Avg price 87Brand share 0Review moat 89Quality gap 45
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Price range**
**Incredible****$53.79–$79.99**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****227.4**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Great****$66.27**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****8.3%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Good****$509K**
$509K/yr · 92K searches
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-8.2%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****100%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
## **Is igg profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, igg is a $509K/yr Amazon United States market (92K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Nov–Dec. Verdict: Skip it — 48/100.
Data updated Jul 25, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **igg market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **5K–6K**
- avg 500–750/product
- **Revenue / yr**
- **$331K–$398K**
- units × avg price
- **Conversion rate**
- **8.3%**
- **Avg BSR**
- **#662**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **10.0%**
- **Avg brand age**
- **67 months**
- **Avg seller age**
- **151 days**
## **Competition: brands, sellers & click share**
The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**4 **▼falling
**Sellers**
**8**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**100%**
Top 20: 100%
**Open market**
**0%**
- Microbiome Labs84% - Designs for Health6% - Pure Therapro Rx6% - Silver Fern3% - Open — no brand owns it (0%)
## **igg demand & seasonality**
Weekly Amazon search volume, last 97 weeks — -8.2% search growth over the last 90 days.
3K2KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25 seasonDecMarJunAugNovMarMay
Peak months: Nov, Dec · busiest ÷ quietest = 2.4×
[**Open Trend **](https://flapen.com/research/us/health-household/igg/trend)
## **Top igg search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **igg**34K/yr-29.2%2.3% conv. - **mega igg2000**12K/yr+5.1%19.1% conv. - **immunoglobulin**8K/yr+17.8%2.3% conv. - **immunolin**6K/yr+16.8%1.8% conv. - **immunoglobulin supplement**7K/yr-26.7%1.0% conv. - **igg supplement**6K/yr+11.2%3.8% conv. - **megaigg2000**5K/yr+6.7%16.9% conv. - **iga**4K/yr-3.2%0.2% conv. - **mega igg**3K/yr+6.6%15.7% conv. - **megaigg2000 microbiome labs**3K/yr+6.0%22.0% conv. [**All search terms **](https://flapen.com/research/us/health-household/igg/search-terms)
## **Top igg products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%15%$76K30%$153K45%$229K60%$306K1001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 5 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Microbiome Labs Mega IgG2000 Capsules - Dairy Free Bovine Colostrum Supplement Alternative - Immunoglobulin Supplement from Bovine Serum to Support Digestive Health (120 Capsules)**Microbiome Labs**$63.09**4.7★440 rev](https://www.amazon.com/dp/B0871XRYQK) [2**Microbiome Labs Mega IgG2000 Gut Health Powder for Women Men & Kids 2+ - IgG Immunoglobulin Supplement for Digestive Health Support - Dairy-Free Bovine Colostrum Supplement Alternative (2.1 Ounces)**Microbiome Labs**$53.79**4.3★205 rev](https://www.amazon.com/dp/B09Z143WS7) [3**Designs for Health IgGI Shield Powder - Dairy-Free Imunoglobulin IgG Supplement SBI with N-Acetyl-Glucosamine - Supports Healthy Intestinal Barrier Function (3.7oz / 30 Servings)**Designs for Health**$79.99**4.5★135 rev](https://www.amazon.com/dp/B0B39Q8SSP) [4**Pure Therapro Rx Elite IgG Immunoglobulin Supplement 120 Caps - Gut Health & Immune Support 1100 mg IgG IGA & IgM Sunflower Lecithin | Dairy & Gluten Free Colostrum Supplement Alternative**Pure Therapro Rx**$59.09**4.4★167 rev](https://www.amazon.com/dp/B0BQ3VMZ37) [5**Silver Fern Cleanse - Daily Gut - 1 Bottle - 120 Capsules - 30 Day Supply - Immunoglobulin G A & M -(IgG IGA IgM) - Postbiotic**Silver Fern**$75.40**4.5★190 rev](https://www.amazon.com/dp/B08K3RHCDG)
### **Newest**
by launch date
[**Pure Therapro Rx Elite IgG Immunoglobulin Supplement 120 Caps - Gut Health & Immune Support 1100 mg IgG IGA & IgM Sunflower Lecithin | Dairy & Gluten Free Colostrum Supplement Alternative**Pure Therapro Rx**$59.09**167 rev3y ago](https://www.amazon.com/dp/B0BQ3VMZ37) [**Designs for Health IgGI Shield Powder - Dairy-Free Imunoglobulin IgG Supplement SBI with N-Acetyl-Glucosamine - Supports Healthy Intestinal Barrier Function (3.7oz / 30 Servings)**Designs for Health**$79.99**135 rev4y ago](https://www.amazon.com/dp/B0B39Q8SSP) [**Microbiome Labs Mega IgG2000 Gut Health Powder for Women Men & Kids 2+ - IgG Immunoglobulin Supplement for Digestive Health Support - Dairy-Free Bovine Colostrum Supplement Alternative (2.1 Ounces)**Microbiome Labs**$53.79**205 rev4y ago](https://www.amazon.com/dp/B09Z143WS7) [**Silver Fern Cleanse - Daily Gut - 1 Bottle - 120 Capsules - 30 Day Supply - Immunoglobulin G A & M -(IgG IGA IgM) - Postbiotic**Silver Fern**$75.40**190 rev5y ago](https://www.amazon.com/dp/B08K3RHCDG) [**Microbiome Labs Mega IgG2000 Capsules - Dairy Free Bovine Colostrum Supplement Alternative - Immunoglobulin Supplement from Bovine Serum to Support Digestive Health (120 Capsules)**Microbiome Labs**$63.09**440 rev6y ago](https://www.amazon.com/dp/B0871XRYQK)
### **Trending**
90-day click momentum
[**Microbiome Labs Mega IgG2000 Capsules - Dairy Free Bovine Colostrum Supplement Alternative - Immunoglobulin Supplement from Bovine Serum to Support Digestive Health (120 Capsules)**Microbiome Labs**$63.09**4.7★**▲ 35%**](https://www.amazon.com/dp/B0871XRYQK) [**Designs for Health IgGI Shield Powder - Dairy-Free Imunoglobulin IgG Supplement SBI with N-Acetyl-Glucosamine - Supports Healthy Intestinal Barrier Function (3.7oz / 30 Servings)**Designs for Health**$79.99**4.5★**▲ 15%**](https://www.amazon.com/dp/B0B39Q8SSP) [**Pure Therapro Rx Elite IgG Immunoglobulin Supplement 120 Caps - Gut Health & Immune Support 1100 mg IgG IGA & IgM Sunflower Lecithin | Dairy & Gluten Free Colostrum Supplement Alternative**Pure Therapro Rx**$59.09**4.4★**▼ 16%**](https://www.amazon.com/dp/B0BQ3VMZ37) [**Microbiome Labs Mega IgG2000 Gut Health Powder for Women Men & Kids 2+ - IgG Immunoglobulin Supplement for Digestive Health Support - Dairy-Free Bovine Colostrum Supplement Alternative (2.1 Ounces)**Microbiome Labs**$53.79**4.3★**▼ 26%**](https://www.amazon.com/dp/B09Z143WS7) [**Silver Fern Cleanse - Daily Gut - 1 Bottle - 120 Capsules - 30 Day Supply - Immunoglobulin G A & M -(IgG IGA IgM) - Postbiotic**Silver Fern**$75.40**4.5★**▼ 34%**](https://www.amazon.com/dp/B08K3RHCDG)
## **What reviews say buyers love and hate about igg**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**27%
*“This is pure, goodness”*
**Regulates Digestion**9%
*“Help my digestion”*
**Acid Regulator/Stomach Ache Relief**9%
*“Love it, very helpful with stomach issues”*
**Efficiency**8%
*“Does wonders”*
**Advertised Vs Actual Product**8%
*“Superb product that performs well and as advertised”*
**Immunity Booster**7%
*“Its easy to mix, and I appreciate the focus on gut and immune support”*
**Dosage**7%
*“Weve been using it consistently”*
**Allergies**5%
*“Great product for CDIFF, IBS, and helps with FODMAP allergy”*
**Joint Pain**3%
*“Took this for knee pain”*
**Value For Money**3%
*“Worth it”*
### **What buyers complain about **
**Value For Money**18%
*“very expensive container was about half empty when I first opened it”*
**Mixing/Blending**17%
*“Doesnt mix well”*
**Taste-Overall**10%
*“Has a chalky taste”*
**Size-Overall**8%
*“I was disappointed to find this small”*
**Flavor**6%
*“and it genuinely has no flavor which I was a little concerned about”*
**Dosage**4%
*“I can't swallow recommend amount in water without gagging”*
**Ease Of Chewing/Swallowing**4%
*“I can't swallow recommend amount in water without gagging”*
### **Top return reasons **
**Joint Pain**50%
**Size-Overall**50%
## **Common igg questions**
- **Is igg profitable to sell on Amazon United States?**
- The niche generates $509K/yr across 5 tracked products. 90-day search growth is -8.2%. Flapen's verdict: Skip it (48/100).
- **How competitive is the igg niche?**
- 4 brands and 8 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in igg?**
- Top complaints mined from reviews: Value For Money, Mixing/Blending, Taste-Overall. The return rate is 0.0%.
- **When does demand for igg peak?**
- Demand peaks in Nov–Dec; the busiest month runs 2.4× the quietest.
- **What does it cost to enter the igg niche?**
- Listings span $53.79–$79.99; the average listing price is $66.27 (sweet spot $15–$100). The average incumbent carries 227 reviews — the moat a new listing must climb.
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