---
title: "Calcium Citrate Powder — $66K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/calcium-citrate-powder"
last_updated: "2026-08-11T13:14:39.557Z"
locale: en
meta:
description: "Niche score 44/100 · $66K/yr market · 38K searches/yr · $15.96 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · $66K/yr market · 38K searches/yr · $15.96 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Calcium Citrate Powder — $66K/yr Amazon US Niche (2026) - Flapen"
---
# **calcium citrate powder**
**Skip it**
A concentrated shelf (top 5 take 82% of clicks) — this niche doesn't clear our bar today.
Market size 16Growth 26Conversion 91Competition 15Returns 100Price range 70Avg price 77Brand share 28Review moat 62Quality gap 27
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****10.9%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$15.96**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$8.11–$31.39**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****1,012.73**
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**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Growth**
**Okay****+0.8%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$66K**
$66K/yr · 38K searches
**Competition**
**Bad****82%**
top-5 click share — a locked-up shelf
According to Flapen's Amazon United States niche tracking, calcium citrate powder is a $66K/yr Amazon United States market (38K searches/yr). The top 5 brands hold 88% of demand. Verdict: Skip it — 44/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **calcium citrate powder market data**
- **Units sold / yr**
- **4K–5K**
- avg 500–750/product
- **Revenue / yr**
- **$64K–$80K**
- units × avg price
- **Conversion rate**
- **10.9%**
- **Avg BSR**
- **#1,007**
- **Page quality**
- **0%**
- **Prime**
- **91%**
- **Sponsored**
- **91%**
- **Out of stock**
- **12.8%**
- **Avg brand age**
- **92 months**
- **Avg seller age**
- **178 days**
## **Competition & brand share**
The top 5 products capture 82% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**9 **▲rising
**Sellers**
**18**
**Top-5 brand share**
**88%**
Top 20: 100%
**Top-5 click share**
**82%**
Top 20: 100%
**Open market**
**9%**
- NOW Foods34% - Nutricost28% - BulkSupplements11% - Best Naturals8% - PURE ORIGINAL INGREDIENTS6% - mGanna3% - Open — no brand owns it (3 brands, 9%)
## **Demand & seasonality**
Weekly Amazon search volume, last 60 weeks — +0.8% search growth over the last 90 days.
1K600Spike '25Spike '26 seasonJunJulAugSepOctNovDecJanFebMarAprMayJunJul
No pronounced peak months · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/health-household/calcium-citrate-powder/trend)
## **Top calcium citrate powder 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%$7K20%$13K30%$20K40%$26K1101001K10K 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**NOW Foods Supplements Calcium Citrate Powder Highly Bioavailable Calcium Supports Bone Health* 8-Ounce**NOW Foods**$10.65**4.6★1,573 rev](https://www.amazon.com/dp/B0006ZF9NC) [2**Nutricost Calcium Citrate Powder (250 Grams) Unflavored**Nutricost**$11.92**4.4★757 rev](https://www.amazon.com/dp/B06XTYYK4J) [3**BulkSupplements.com Calcium Citrate Powder - Calcium Supplement High Bioavailable - Unflavored & Gluten Free 4.5g per Serving 250g (8.8 oz) (Pack of 1)**BulkSupplements**$15.92**4.4★1,744 rev](https://www.amazon.com/dp/B00F8I5XQU) [4**Nutricost Calcium Citrate Powder (Unflavored) 500 Grams Gluten-Free**Nutricost**$17.68**4.4★757 rev](https://www.amazon.com/dp/B06XTXB5RL) [5**Best Naturals Calcium Citrate Powder - Calcium Supplement High Bioavailable 3000 mg per Serving (600 mg Elemental Calcium) - Unflavored & Gluten Free - 1 Pound**Best Naturals**$15.01**4.5★48 rev](https://www.amazon.com/dp/B0F7J7S5FY)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Vitamatic Calcium Citrate Powder 3000 mg per Serving Provides 720 mg Elemental Calcium 500 g (17.6 oz) Unflavored Dietary Supplement**Vitamatic**$14.99**18 rev3mo ago](https://www.amazon.com/dp/B0GXWBRRSB) [**Calcium Citrate Powder USP - 1 kg (2.2 lb) - Preservative Ingredient & Natural Antacid - Electrolyte Salt - Anticaking Agent Tablet Capsule Vitamin Supplement Excipient**Vivion**$24.92**1 rev7mo ago](https://www.amazon.com/dp/B0GCCGLWTX) [**Best Naturals Calcium Citrate Powder - Calcium Supplement High Bioavailable 3000 mg per Serving (600 mg Elemental Calcium) - Unflavored & Gluten Free - 1 Pound**Best Naturals**$15.01**48 rev1y ago](https://www.amazon.com/dp/B0F7J7S5FY) [**mGanna 100% Calcium Citrate Powder (Food Grade) Versatile Highly Absorbable Calcium Source 0.5 lbs/ 227 g**mGanna**$10.02**15 rev1y ago](https://www.amazon.com/dp/B0DH7Z9793) [**Pure Original Ingredients Calcium Citrate (1lb) Calcium Supplement No Additives or Fillers**PURE ORIGINAL INGREDIENTS**$15.01**133 rev5y ago](https://www.amazon.com/dp/B0964CW741)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Vitamatic Calcium Citrate Powder 3000 mg per Serving Provides 720 mg Elemental Calcium 500 g (17.6 oz) Unflavored Dietary Supplement**Vitamatic**$14.99**4.9★**▲ 245%**](https://www.amazon.com/dp/B0GXWBRRSB) [**Calcium Citrate Powder USP - 1 kg (2.2 lb) - Preservative Ingredient & Natural Antacid - Electrolyte Salt - Anticaking Agent Tablet Capsule Vitamin Supplement Excipient**Vivion**$24.92**5.0★**▲ 153%**](https://www.amazon.com/dp/B0GCCGLWTX) [**Best Naturals Calcium Citrate Powder - Calcium Supplement High Bioavailable 3000 mg per Serving (600 mg Elemental Calcium) - Unflavored & Gluten Free - 1 Pound**Best Naturals**$15.01**4.5★**▲ 90%**](https://www.amazon.com/dp/B0F7J7S5FY) [**Pure Original Ingredients Calcium Citrate (4oz) Calcium Supplement No Additives or Fillers**PURE ORIGINAL INGREDIENTS**$8.11**4.6★**▲ 28%**](https://www.amazon.com/dp/B09648VHWT) [**Nutricost Calcium Citrate Powder (250 Grams) Unflavored**Nutricost**$11.92**4.4★**▲ 21%**](https://www.amazon.com/dp/B06XTYYK4J)
**~~View all trending →~~**
## **What buyers say about calcium citrate powder**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Calcium**27%
*“Great pure calcium”*
**Quality-Overall**18%
*“Excellent, clean, well-made supplement”*
**Value For Money**6%
*“Good value”*
**Ease Of Chewing/Swallowing**6%
*“A great alternative if you find it difficult to swallow capsules”*
**Ease Of Use**5%
*“Super easy to use”*
**Solubility**5%
*“The powder dissolves very well”*
**Vitamin**4%
*“Good brand, good supplement, good price”*
**Taste-Overall**3%
*“doesn't add any strange taste to my drinks”*
**Advertised Vs Actual Product**3%
*“As advertised and on time”*
**Ingredients-Overall**2%
*“I also like the clean ingredient list without a bunch of unnecessary extras”*
### **What buyers complain about **
**Calcium**10%
*“Using other calcium citrate supplements didn't work”*
**Value For Money**7%
*“Too pricey”*
**Dosage**6%
*“An eight pill per day regime to reach that therapeutic dosing is very frustrating and expensive”*
**Size-Overall**4%
*“they are huge”*
**Taste-Overall**4%
*“This broke open a capsule broke up and leaked and it just the whole ruined the whole thing it just tasted inside to throw it out and I had to get a refund through Amazon because it did it about halfway through the bottle”*
**Solubility**4%
*“Doesnt mix well”*
**Acid Regulator/Stomach Ache Relief**3%
*“I do have stomach sensitivities”*
**Side Effects**3%
*“Does Have Side Effects”*
**Flavor**3%
*“It has no flavor”*
**Quality-Overall**2%
*“I don't think that the quality of the product is any good”*
### **Top return reasons **
**Calcium**56%
**Vitamin**33%
**Hard Feel**6%
**Ease Of Use**6%
## **Common questions**
- **Is calcium citrate powder profitable to sell on Amazon United States?**
- The niche generates $66K/yr across 11 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is +0.8%. Flapen's verdict: Skip it (44/100).
- **How competitive is the calcium citrate powder niche?**
- 9 brands and 18 sellers compete. The top 5 products take 82% of clicks and top 5 brands hold 88% of demand.
- **What do buyers complain about in calcium citrate powder?**
- Top complaints mined from reviews: Calcium, Value For Money, Dosage. The return rate is 0.0%.
- **When does demand for calcium citrate powder peak?**
- Demand is steady year-round — the busiest month runs 1.6× the quietest.
- **What does it cost to enter the calcium citrate powder niche?**
- Listings span $8.11–$31.39; the average listing price is $15.96 (sweet spot $15–$100). The average incumbent carries 1,013 reviews — the moat a new listing must climb.
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