---
title: "Calcium D-glucarate — $899K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/calcium-d-glucarate"
last_updated: "2026-08-06T19:25:01.682Z"
locale: en
meta:
description: "Niche score 57/100 · $899K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 57/100 · $899K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Calcium D-glucarate — $899K/yr Amazon US Niche (2026) - Flapen"
---
# **calcium d-glucarate**
**Worth a look**
Shows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 76Growth 22Conversion 97Competition 22Returns 100Price range 91Avg price 95Brand share 43Review moat 68Quality gap 24
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****15.6%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Incredible****$30.60**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$11.87–$76.83**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Great****$899K**
$899K/yr · 188K searches
**Review moat**
**Good****785.36**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Okay****79%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-6.0%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****73%**
top-5 click share — a locked-up shelf
According to Flapen's Amazon United States niche tracking, calcium d-glucarate is a $899K/yr Amazon United States market (188K searches/yr). The top 5 brands hold 79% of demand. Verdict: Worth a look — 57/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **calcium d-glucarate market data**
- **Units sold / yr**
- **25K–30K**
- avg 2,000–2,500/product
- **Revenue / yr**
- **$765K–$918K**
- units × avg price
- **Conversion rate**
- **15.6%**
- **Avg BSR**
- **#460**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **73%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **92 months**
- **Avg seller age**
- **163 days**
## **Competition & brand share**
The top 5 products capture 73% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**10 **▼falling
**Sellers**
**22**
**Top-5 brand share**
**79%**
Top 20: 100%
**Top-5 click share**
**73%**
Top 20: 100%
**Open market**
**15%**
- Nutricost27% - SMNutrition24% - NOW Foods12% - Pure Encapsulations10% - Life Extension6% - Integrative Therapeutics6% - Open — no brand owns it (4 brands, 15%)
## **Demand & seasonality**
Weekly Amazon search volume, last 99 weeks — -6.0% search growth over the last 90 days.
4K3KPrime Day '25 seasonDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/us/health-household/calcium-d-glucarate/trend)
## **Top calcium d-glucarate search terms**
- **calcium d-glucarate**109K/yr-12.5%15.6% conv. - **calcium d glucarate**44K/yr+11.9%12.6% conv. - **calcium d glucarate 500mg**9K/yr+12.0%14.9% conv. - **cdg**6K/yr-2.8%6.5% conv. - **calcium glucarate**6K/yr-3.3%14.5% conv. - **calcium-d-glucarate**7K/yr-22.6%11.3% conv. - **cdg supplement**4K/yr+6.2%13.1% conv. - **calcium d-glucarate 500mg**4K/yr-9.5%19.2% conv. [**All search terms **](https://flapen.com/research/us/health-household/calcium-d-glucarate/search-terms)
## **Top calcium d-glucarate 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%$90K20%$180K30%$270K40%$359K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 11 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Nutricost Calcium D-Glucarate 500mg 120 Capsules Gluten Free GMO-Free**Nutricost**$18.76**4.7★556 rev](https://www.amazon.com/dp/B09NPFFSVC) [2**Calcium D-Glucarate | 500mg | CDG for Liver Detox and Cleanse Hormone Balance and Menopause Support | Calcium Supplement | Vegan Non-GMO & Third-Party Tested | 90 Capsules (3-Month Supply)**SMNutrition**$29.10**4.6★2,608 rev](https://www.amazon.com/dp/B07CNRG74Y) [3**NOW Foods Supplements Calcium D-Glucarate 500 mg Detoxification Support* 90 Veg Capsules**NOW Foods**$24.65**4.6★840 rev](https://www.amazon.com/dp/B014MHI0DA) [4**Pure Encapsulations Calcium-D-Glucarate | Supplement to Support Cellular Health in the Liver Lungs Breast and Colon* | 60 Capsules**Pure Encapsulations**$76.83**4.7★132 rev](https://www.amazon.com/dp/B0058HXG10) [5**Calcium D-Glucarate with DIM Supplement for Estrogen Detox & Hormone Balance for Women & Men | Detox & Cleanse Hormonal Acne Menopause & CDG for Liver Support | Non-GMO Third-Party Tested | 30ct**SMNutrition**$13.66**4.6★2,608 rev](https://www.amazon.com/dp/B0CSH2ST4Q)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Calcium D-Glucarate with DIM Supplement for Estrogen Detox & Hormone Balance for Women & Men | Detox & Cleanse Hormonal Acne Menopause & CDG for Liver Support | Non-GMO Third-Party Tested | 30ct**SMNutrition**$13.66**2,608 rev2y ago](https://www.amazon.com/dp/B0CSH2ST4Q) [**Earth Harmony Calcium D-Glucarate 1200mg - Advanced Detoxification Support & Double The Strength of Calcium D Glucarate 500mg - 120 Capsules (2-Month Supply)**Earth Harmony Naturals**$23.75**216 rev2y ago](https://www.amazon.com/dp/B0CGYKVXTD) [**Nutricost Calcium D-Glucarate 500mg 120 Capsules Gluten Free GMO-Free**Nutricost**$18.76**556 rev4y ago](https://www.amazon.com/dp/B09NPFFSVC) [**Horbach Calcium D-Glucarate 1000mg | 120 Capsules**Horbäach**$18.76**604 rev7y ago](https://www.amazon.com/dp/B07M93JZ5J) [**Calcium D-Glucarate | 500mg | CDG for Liver Detox and Cleanse Hormone Balance and Menopause Support | Calcium Supplement | Vegan Non-GMO & Third-Party Tested | 90 Capsules (3-Month Supply)**SMNutrition**$29.10**2,608 rev8y ago](https://www.amazon.com/dp/B07CNRG74Y)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Seeking Health Calcium D-Glucarate - Calcium Supplement Supports Gut Health & Metabolism - Formula with Calcium D-Glucarate to Support Liver Health - 250 mg 60 Capsules**Seeking Health**$31.85**4.6★**▲ 56%**](https://www.amazon.com/dp/B013U20WD4) [**Calcium D-Glucarate with DIM Supplement for Estrogen Detox & Hormone Balance for Women & Men | Detox & Cleanse Hormonal Acne Menopause & CDG for Liver Support | Non-GMO Third-Party Tested | 30ct**SMNutrition**$13.66**4.6★**▲ 21%**](https://www.amazon.com/dp/B0CSH2ST4Q) [**Calcium D-Glucarate | 500mg | CDG for Liver Detox and Cleanse Hormone Balance and Menopause Support | Calcium Supplement | Vegan Non-GMO & Third-Party Tested | 90 Capsules (3-Month Supply)**SMNutrition**$29.10**4.6★**— 3%**](https://www.amazon.com/dp/B07CNRG74Y) [**Pure Encapsulations Calcium-D-Glucarate | Supplement to Support Cellular Health in the Liver Lungs Breast and Colon* | 60 Capsules**Pure Encapsulations**$76.83**4.7★**— 3%**](https://www.amazon.com/dp/B0058HXG10) [**Nutricost Calcium D-Glucarate 500mg 120 Capsules Gluten Free GMO-Free**Nutricost**$18.76**4.7★**— 3%**](https://www.amazon.com/dp/B09NPFFSVC)
**~~View all trending →~~**
## **What buyers say about calcium d-glucarate**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**18%
*“My husband & I are on a wellness journey & almost all of our supplements are this brand”*
**Hormonal Balance**14%
*“Finally found something that helps my hormones”*
**Efficiency**8%
*“Works great for me”*
**Nutritional Content**5%
*“I like nutricost”*
**Detoxification**5%
*“Detox”*
**Menstrual Issues**5%
*“However, my PMS symptoms were milder and I experienced less bloating”*
**Dosage**5%
*“I appreciate that this formula provides 500 mg per serving”*
**Ease Of Chewing/Swallowing**5%
*“Easy to swallow”*
**Ingredients-Overall**4%
*“the one with the additional ingredients is just better”*
**Side Effects**3%
*“Ive noticed I had NONE OF THESE SYMPTOMS”*
### **What buyers complain about **
**Side Effects**13%
*“it got even worse in my 30s”*
**Functionality-Overall**13%
*“nothing worked”*
**Value For Money**10%
*“pricey”*
**Quality-Overall**10%
*“Garbage”*
**Acid Regulator/Stomach Ache Relief**10%
*“Made my stomach bloat and cramp”*
**Dosage**8%
*“I have to double the dose”*
**Energy Level**5%
*“I had no energy”*
**Sleep Quality**5%
*“With this I felt bloated, tired, and incontinence issues were at an all-time high”*
**Hard Feel**5%
*“Hard Pass”*
**Allergies**2%
*“Noticed more pain, more apathy, more irritability, worsening skin issues etc”*
### **Top return reasons **
**Calcium**67%
**Functionality-Overall**33%
## **Common questions**
- **Is calcium d-glucarate profitable to sell on Amazon United States?**
- The niche generates $899K/yr across 11 tracked products. 90-day search growth is -6.0%. Flapen's verdict: Worth a look (57/100).
- **How competitive is the calcium d-glucarate niche?**
- 10 brands and 22 sellers compete. The top 5 products take 73% of clicks and top 5 brands hold 79% of demand.
- **What do buyers complain about in calcium d-glucarate?**
- Top complaints mined from reviews: Side Effects, Functionality-Overall, Value For Money. The return rate is 0.0%.
- **When does demand for calcium d-glucarate peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the calcium d-glucarate niche?**
- Listings span $11.87–$76.83; the average listing price is $30.60 (sweet spot $15–$100). The average incumbent carries 785 reviews — the moat a new listing must climb.
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