---
title: "Calcium Citrate — £90K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/calcium-citrate"
last_updated: "2026-07-31T10:35:12.302Z"
locale: en
meta:
description: "Niche score 53/100 · £90K/yr market · 74K searches/yr · £12.96 avg price. Soft demand (-8.0% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 53/100 · £90K/yr market · 74K searches/yr · £12.96 avg price. Soft demand (-8.0% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Calcium Citrate — £90K/yr Amazon UK Niche (2026) - Flapen"
---
# **calcium citrate**
**Worth a look**
Shows low returns (0.1%), but soft demand (-8.0% this quarter) keeps it on the watch list.
Market size 23Growth 21Conversion 85Competition 50Returns 100Price range 57Avg price 58Brand share 59Review moat 71Quality gap 48
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****9.4%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****648.87**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Good****69%**
top-5 brand share — brands hold most of the demand
**Avg price**
**Good****£12.96**
avg listing price — sweet spot $15–$100
**Price range**
**Good****£5.62–£27.43**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Okay****55%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****£90K**
£90K/yr · 74K searches
**Growth**
**Bad****-8.0%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United Kingdom niche tracking, calcium citrate is a £90K/yr Amazon United Kingdom market (74K searches/yr). The top 5 brands hold 69% of demand. Verdict: Worth a look — 53/100.
Data updated Jul 25, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **calcium citrate market data**
- **Units sold / yr**
- **6K–8K**
- avg 100–250/product
- **Revenue / yr**
- **£78K–£104K**
- units × avg price
- **Conversion rate**
- **9.4%**
- **Avg BSR**
- **#72**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **74%**
- **Out of stock**
- **5.8%**
- **Avg brand age**
- **61 months**
- **Avg seller age**
- **171 days**
## **Competition & brand share**
The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**17 **—flat
**Sellers**
**40**
**Top-5 brand share**
**69%**
Top 20: 100%
**Top-5 click share**
**55%**
Top 20: 97%
**Open market**
**26%**
- Solgar32% - ECO-VITS17% - SOLARAY9% - NEO-NUTRITION6% - Best Naturals5% - FürstenMED5%
## **Demand**
Weekly Amazon search volume, last 33 weeks — -8.0% search growth over the last 90 days.
2K1KSpike '26Prime Day '26Dec '25Jan '26Feb '26Mar '26Apr '26May '26Jul '26
[**Open Trend **](https://flapen.com/research/uk/health-personal-care/calcium-citrate/trend)
## **Top calcium citrate search terms**
- **calcium citrate**51K/yr-12.4%8.4% conv. - **calcium citrate supplements**3K/yr+146.9%6.5% conv. - **calcium citrate with vitamin d3**4K/yr+53.8%7.5% conv. - **calcium citrate 500mg**5K/yr-45.5%6.3% conv. - **solgar calcium citrate with vitamin d3**2K/yr+32.5%19.3% conv. - **solgar calcium**3K/yr-18.6%9.8% conv. - **calcium citrate 1000mg**5K/yr-52.5%8.7% conv. [**All search terms **](https://flapen.com/research/uk/health-personal-care/calcium-citrate/search-terms)
## **Top calcium citrate 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%5%£5K10%£9K15%£14K20%£18K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 23 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Solgar Calcium Citrate with Vitamin D3 - Healthy Bones & Teeth - High Potency Formula - 240 Tablets**Solgar**£17.58**4.4★1,083 rev](https://www.amazon.co.uk/dp/B0001VUS4Q) [2**ECO-VITS Calcium Citrate 1000mg 60 Tablets Highly Absorbable Form for Strong Bones & Teeth**ECO-VITS**£7.77**4.5★57 rev](https://www.amazon.co.uk/dp/B08WRCZJPW) [3**Solgar Calcium Citrate with Vitamin D3 Tablets - Pack of 60 - Healthy Bones & Teeth - High Potency Formula - Gluten Free**Solgar**£5.62**4.4★491 rev](https://www.amazon.co.uk/dp/B0016K1B42) [4**Solaray Calcium Citrate with Vitamin D3 90 Capsules Bone & Joint Support**SOLARAY**£7.45**4.3★123 rev](https://www.amazon.co.uk/dp/B0DLWSNHQG) [5**Neo Calcium Citrate Capsules - High Dose of Pure Calcium Citrate for Strong Bones & Teeth - 60 Capsules - Vegan & Additive-Free**NEO-NUTRITION**£7.71**4.6★20 rev](https://www.amazon.co.uk/dp/B0FHVXFR7P)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Calcium Supplement with Calcium Citrate Magnesium Zinc and Vitamin D3 K2 to Support Strong Bones Muscle Function Energy Metabolism and Overall Health (60 Servings 2 Month Supply)**Nootro Labs**£13.47**47 rev9mo ago](https://www.amazon.co.uk/dp/B0FXGX2419) [**Neo Calcium Citrate Capsules - High Dose of Pure Calcium Citrate for Strong Bones & Teeth - 60 Capsules - Vegan & Additive-Free**NEO-NUTRITION**£7.71**20 rev1y ago](https://www.amazon.co.uk/dp/B0FHVXFR7P) [**Calcium and Vitamin D3 Tablets - Calcium Supplement - 120 High Strength Tablets with Vitamin D3 - Made in The UK by New Leaf Bone & Muscle Health**NEW LEAF PRODUCTS**£8.36**250 rev1y ago](https://www.amazon.co.uk/dp/B0DX27WPBG) [**Calcium Citrate 330 mg 100 Capsules | High-Absorption Supplement for Bones Teeth and Muscle Function by BIOHERBA**BIOHERBA**£10.04**16 rev1y ago](https://www.amazon.co.uk/dp/B0DPKGB99W) [**FürstenMED Calcium Citrate Capsules - High Dose of Pure Calcium Citrate for Strong Bones & Teeth - 120 Capsules - Vegan & Additive-Free**FürstenMED**£17.60**352 rev1y ago](https://www.amazon.co.uk/dp/B07GR18CLP)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Calcium Supplement with Calcium Citrate Magnesium Zinc and Vitamin D3 K2 to Support Strong Bones Muscle Function Energy Metabolism and Overall Health (60 Servings 2 Month Supply)**Nootro Labs**£13.47**4.4★**▲ 96%**](https://www.amazon.co.uk/dp/B0FXGX2419) [**Calcium Citrate 500mg 90 Vegan Capsules - Calcium Tablets Supplement for Bones Teeth Muscle Function Energy-Yielding Metabolism Nerve Health UK Made Premium Quality | Just Vitamins**Just Vitamins**£9.93**4.6★**▲ 68%**](https://www.amazon.co.uk/dp/B0097552G6) [**Neo Calcium Citrate Capsules - High Dose of Pure Calcium Citrate for Strong Bones & Teeth - 60 Capsules - Vegan & Additive-Free**NEO-NUTRITION**£7.71**4.6★**▲ 63%**](https://www.amazon.co.uk/dp/B0FHVXFR7P) [**Calcium Citrate 330 mg 100 Capsules | High-Absorption Supplement for Bones Teeth and Muscle Function by BIOHERBA**BIOHERBA**£10.04**4.1★**▲ 58%**](https://www.amazon.co.uk/dp/B0DPKGB99W) [**Solgar Calcium Citrate with Vitamin D3 - Healthy Bones & Teeth - High Potency Formula - 240 Tablets**Solgar**£17.58**4.4★**▲ 31%**](https://www.amazon.co.uk/dp/B0001VUS4Q)
**~~View all trending →~~**
## **What buyers say about calcium citrate**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**29%
*“Good quality tablets”*
**Calcium**15%
*“Good quality calcium”*
**Vitamin**7%
*“I like that it also includes B vitamins”*
**Value For Money**6%
*“is absolutely worth the money”*
**Joint Pain**5%
*“It helps my brittle bone problems”*
**Advertised Vs Actual Product**5%
*“The product is as advertised”*
**Nutritional Content**5%
*“They were fine as a food supplement”*
**Ease Of Chewing/Swallowing**4%
*“The capsules are easy to take”*
**Strength**3%
*“Surprisingly effective”*
**Dosage**3%
*“Well pleased with fast delivery and the dosage”*
### **What buyers complain about **
**Ease Of Chewing/Swallowing**26%
*“Hard to swallow”*
**Size-Overall**15%
*“These tablets are absolutely huge”*
**Calcium**8%
*“thinking I was getting my daily calcium needs as I cannot eat any dairy at all”*
**Dosage**8%
*“because trying to get the things down in one go - two goes, actually, as each giant bullet is only half a dose - is difficult”*
**Ease Of Use**6%
*“Hard to swallow”*
**Vitamin**4%
*“I felt absolutely no different after taking these vitamin D tablets”*
**Sleep Quality**4%
*“felt unsettled at night”*
**Value For Money**2%
*“a bit pricey”*
**Advertised Vs Actual Product**2%
*“Very misleading listing”*
**Washability**2%
*“I can feel them go all the way down when washed down with a grape”*
## **Common questions**
- **Is calcium citrate profitable to sell on Amazon United Kingdom?**
- The niche generates £90K/yr across 23 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -8.0%. Flapen's verdict: Worth a look (53/100).
- **How competitive is the calcium citrate niche?**
- 17 brands and 40 sellers compete. The top 5 products take 55% of clicks and top 5 brands hold 69% of demand.
- **What do buyers complain about in calcium citrate?**
- Top complaints mined from reviews: Ease Of Chewing/Swallowing, Size-Overall, Calcium. The return rate is 0.1%.
- **What does it cost to enter the calcium citrate niche?**
- Listings span £5.62–£27.43; the average listing price is £12.96 (sweet spot $15–$100). The average incumbent carries 649 reviews — the moat a new listing must climb.
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