---
title: "Dr Berg Sea Kelp Enhanced Iodine — $49K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/dr-berg-sea-kelp-enhanced-iodine"
last_updated: "2026-08-11T02:41:05.461Z"
locale: en
meta:
description: "Niche score 41/100 · $49K/yr market · 20K searches/yr · $17.85 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 41/100 · $49K/yr market · 20K searches/yr · $17.85 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Dr Berg Sea Kelp Enhanced Iodine — $49K/yr Amazon US Niche (2026) - Flapen"
---
# **dr berg sea kelp enhanced iodine**
**Skip it**
A concentrated shelf (top 5 take 88% of clicks) — this niche doesn't clear our bar today.
Market size 12Growth 18Conversion 96Competition 10Returns 100Price range 79Avg price 82Brand share 28Review moat 45Quality gap 23
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****13.7%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$17.85**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$10.29–$33.84**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Okay****1,972**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Okay****88%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-13.5%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$49K**
$49K/yr · 20K searches
**Competition**
**Bad****88%**
top-5 click share — a locked-up shelf
According to Flapen's Amazon United States niche tracking, dr berg sea kelp enhanced iodine is a $49K/yr Amazon United States market (20K searches/yr). The top 5 brands hold 88% of demand. Demand peaks in Nov. Verdict: Skip it — 41/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **dr berg sea kelp enhanced iodine market data**
- **Units sold / yr**
- **2K–3K**
- avg 250–500/product
- **Revenue / yr**
- **$36K–$45K**
- units × avg price
- **Conversion rate**
- **13.7%**
- **Avg BSR**
- **#907**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **63%**
- **Out of stock**
- **1.7%**
- **Avg brand age**
- **76 months**
- **Avg seller age**
- **147 days**
## **Competition & brand share**
The top 5 products capture 88% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**8 **▼falling
**Sellers**
**17**
**Top-5 brand share**
**88%**
Top 20: 100%
**Top-5 click share**
**88%**
Top 20: 100%
**Open market**
**8%**
- Dr. Berg Nutritionals68% - Carlyle6% - Horbäach5% - Triquetra Health5% - Complete Natural Products4% - NOW Foods4% - Open — no brand owns it (2 brands, 8%)
## **Demand & seasonality**
Weekly Amazon search volume, last 87 weeks — -13.5% search growth over the last 90 days.
450350Spike '25Prime Day '25Black Friday '25Spike '26 seasonDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Nov · busiest ÷ quietest = 2.2×
[**Open Trend **](https://flapen.com/research/us/health-household/dr-berg-sea-kelp-enhanced-iodine/trend)
## **Top dr berg sea kelp enhanced iodine search terms**
- **seaweed supplement**9K/yr-9.8%2.8% conv. - **dr berg iodine**4K/yr-15.7%14.5% conv. - **dr berg sea kelp**3K/yr-14.7%18.4% conv. - **seaweed pills**2K/yr-11.8%0.9% conv. - **dr berg sea kelp enhanced iodine**2K/yr-23.8%21.6% conv. [**All search terms **](https://flapen.com/research/us/health-household/dr-berg-sea-kelp-enhanced-iodine/search-terms)
## **Top dr berg sea kelp enhanced iodine 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%20%$10K40%$19K60%$29K80%$39K1001K10K 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**Dr. Berg Sea Kelp Enhanced Iodine - 200 mcg of Premium Iodine - Seaweed Blend Includes Klamath Blue-Green Algae & Sea Kelp - 90 Capsules**Dr. Berg Nutritionals**$33.84**4.8★612 rev](https://www.amazon.com/dp/B0CD92611L) [2**Carlyle Sea Kelp Iodine Supplement | 225mcg | 300 Tablets**Carlyle**$10.29**4.6★2,128 rev](https://www.amazon.com/dp/B09H65DFYF) [3**Horbach Brown Seaweed Extract Capsules | 200 Pills**Horbäach**$17.84**4.5★683 rev](https://www.amazon.com/dp/B07VQ39PXR) [4**Organic Iodine Supplement from Sea Vegetable Complex Whole Food & Raw Form - Iodine Plus Trace Mineral Complex Contains Purest Icelandic Sea Kelp Irish Moss & Bladderwrack (250 mcg)**Triquetra Health**$17.79**4.7★1,900 rev](https://www.amazon.com/dp/B0BGJR4HZN) [5**CNP | Icelandic Sea Kelp Capsules 600mg - Iodine Thyroid Support Pills**Complete Natural Products**$11.95**4.7★536 rev](https://www.amazon.com/dp/B071Z36QNG)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Dr. Berg Sea Kelp Enhanced Iodine - 200 mcg of Premium Iodine - Seaweed Blend Includes Klamath Blue-Green Algae & Sea Kelp - 90 Capsules**Dr. Berg Nutritionals**$33.84**612 rev2y ago](https://www.amazon.com/dp/B0CD92611L) [**Organic Iodine Supplement from Sea Vegetable Complex Whole Food & Raw Form - Iodine Plus Trace Mineral Complex Contains Purest Icelandic Sea Kelp Irish Moss & Bladderwrack (250 mcg)**Triquetra Health**$17.79**1,900 rev3y ago](https://www.amazon.com/dp/B0BGJR4HZN) [**Carlyle Sea Kelp Iodine Supplement | 225mcg | 300 Tablets**Carlyle**$10.29**2,128 rev4y ago](https://www.amazon.com/dp/B09H65DFYF) [**Organic Lugols Iodine Liquid Drops Supplement - 2% Thyroid Non-GMO 2 Oz**Earth Harmony Naturals**$17.01**5,102 rev5y ago](https://www.amazon.com/dp/B09BBL53SG) [**Horbach Brown Seaweed Extract Capsules | 200 Pills**Horbäach**$17.84**683 rev7y ago](https://www.amazon.com/dp/B07VQ39PXR)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**CNP | Icelandic Sea Kelp Capsules 600mg - Iodine Thyroid Support Pills**Complete Natural Products**$11.95**4.7★**▲ 30%**](https://www.amazon.com/dp/B071Z36QNG) [**Organic Lugols Iodine Liquid Drops Supplement - 2% Thyroid Non-GMO 2 Oz**Earth Harmony Naturals**$17.01**4.7★**▲ 23%**](https://www.amazon.com/dp/B09BBL53SG) [**Brown Seaweed Non-GMO Vegan 200mg 200 Veg Capsules - 200 Servings**NusaPure**$23.14**4.5★**— 6%**](https://www.amazon.com/dp/B079VWF5KM) [**Dr. Berg Sea Kelp Enhanced Iodine - 200 mcg of Premium Iodine - Seaweed Blend Includes Klamath Blue-Green Algae & Sea Kelp - 90 Capsules**Dr. Berg Nutritionals**$33.84**4.8★**— 4%**](https://www.amazon.com/dp/B0CD92611L) [**Organic Iodine Supplement from Sea Vegetable Complex Whole Food & Raw Form - Iodine Plus Trace Mineral Complex Contains Purest Icelandic Sea Kelp Irish Moss & Bladderwrack (250 mcg)**Triquetra Health**$17.79**4.7★**— 1%**](https://www.amazon.com/dp/B0BGJR4HZN)
**~~View all trending →~~**
## **What buyers say about dr berg sea kelp enhanced iodine**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**24%
*“Excellent product”*
**Advertised Vs Actual Product**9%
*“was as advertised”*
**Value For Money**7%
*“Great Value”*
**Energy Level**5%
*“seems to help me with energy”*
**Vitamin**5%
*“It is a good supplement for me”*
**Hormonal Balance**5%
*“Bonus: sea kelp helps with managing estrogen too so it is a must have for women who are dealing with hormone fluctuations”*
**Dosage**4%
*“Small doses producing immeasurable results”*
**Nutritional Content**4%
*“is just right for daily support”*
**Efficiency**3%
*“Works well”*
**Regulates Digestion**3%
*“This really helped me along with thyroid med to be more stable”*
### **What buyers complain about **
**Taste-Overall**14%
*“It does not taste so pleasant”*
**Side Effects**6%
*“all of a sudden I woke up with pain”*
**Dosage**6%
*“Three drops is absolutely not enough”*
**Value For Money**4%
*“Bummed it has increased in price so much”*
**Dilute/Watery**4%
*“I never realized just how watered down my iodine drops were until I bought Lugols”*
**Ingredients-Overall**4%
*“Had they not included this random extra ingredient”*
**Oral Hygiene**3%
*“Don't use liquid dropper directly on tongue”*
**Iron**3%
*“From what I see most people are iodine deficient”*
**Magnesium**3%
*“Potassium ineffective”*
**Leak-Proof**3%
*“Bottle arrived broken and leaking”*
### **Top return reasons **
**Moist/Dry**50%
**Taste-Overall**50%
## **Common questions**
- **Is dr berg sea kelp enhanced iodine profitable to sell on Amazon United States?**
- The niche generates $49K/yr across 8 tracked products. 90-day search growth is -13.5%. Flapen's verdict: Skip it (41/100).
- **How competitive is the dr berg sea kelp enhanced iodine niche?**
- 8 brands and 17 sellers compete. The top 5 products take 88% of clicks and top 5 brands hold 88% of demand.
- **What do buyers complain about in dr berg sea kelp enhanced iodine?**
- Top complaints mined from reviews: Taste-Overall, Side Effects, Dosage. The return rate is 0.0%.
- **When does demand for dr berg sea kelp enhanced iodine peak?**
- Demand peaks in Nov; the busiest month runs 2.2× the quietest.
- **What does it cost to enter the dr berg sea kelp enhanced iodine niche?**
- Listings span $10.29–$33.84; the average listing price is $17.85 (sweet spot $15–$100). The average incumbent carries 1,972 reviews — the moat a new listing must climb.
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