---
title: "Vitamin C Powder — £157K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/vitamin-c-powder"
last_updated: "2026-07-31T16:27:16.756Z"
locale: en
meta:
description: "Niche score 41/100 · £157K/yr market · 128K searches/yr · £9.51 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 41/100 · £157K/yr market · 128K searches/yr · £9.51 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Vitamin C Powder — £157K/yr Amazon UK Niche (2026) - Flapen"
---
# **vitamin c powder**
**Skip it**
Prices mostly outside the sweet spot ($3.89–$15.90) — this niche doesn't clear our bar today.
Market size 33Growth 15Conversion 96Competition 22Returns 100Price range 7Avg price 29Brand share 29Review moat 55Quality gap 37
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****12.9%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****1,281.73**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Market size**
**Okay****£157K**
£157K/yr · 128K searches
**Brand share**
**Okay****88%**
top-5 brand share — brands hold most of the demand
**Avg price**
**Okay****£9.51**
avg listing price — sweet spot $15–$100
**Competition**
**Bad****74%**
top-5 click share — a locked-up shelf
**Growth**
**Bad****-19.4%**
90-day search growth — must beat 0% to launch
**Price range**
**Bad****£3.89–£15.90**
cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United Kingdom niche tracking, vitamin c powder is a £157K/yr Amazon United Kingdom market (128K searches/yr). The top 5 brands hold 88% of demand. Verdict: Skip it — 41/100.
Data updated Jul 25, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **vitamin c powder market data**
- **Units sold / yr**
- **13K–15K**
- avg 750–1,000/product
- **Revenue / yr**
- **£119K–£143K**
- units × avg price
- **Conversion rate**
- **12.9%**
- **Avg BSR**
- **#129**
- **Page quality**
- **0%**
- **Prime**
- **87%**
- **Sponsored**
- **47%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **64 months**
- **Avg seller age**
- **166 days**
## **Competition & brand share**
The top 5 products capture 74% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**10 **—flat
**Sellers**
**15**
**Top-5 brand share**
**88%**
Top 20: 100%
**Top-5 click share**
**74%**
Top 20: 100%
**Open market**
**6%**
- YourSupplements43% - Peak Supps18% - yourhealthstore10% - TUDIMO9% - naturesupplies8% - UKHealthHouse6% - Open — no brand owns it (4 brands, 6%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -19.4% search growth over the last 90 days.
4K3KSpike '25Prime Day '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/uk/health-personal-care/vitamin-c-powder/trend)
## **Top vitamin c powder search terms**
- **vitamin c powder**62K/yr-22.7%10.0% conv. - **ascorbic acid powder**21K/yr+9.3%9.7% conv. - **ascorbic acid**16K/yr+25.4%5.0% conv. - **vit c powder**6K/yr-3.7%11.7% conv. - **ascorbic acid vitamin c powder**6K/yr-22.8%10.1% conv. - **vitamin c powder ascorbic acid**3K/yr-50.2%11.1% conv. - **ascorbic acid vitamin c**3K/yr-13.9%5.4% conv. - **vitamin c powder 1kg**4K/yr-78.7%12.0% conv. - **vitamins c powder**2K/yr-47.1%13.7% conv. - **vitamin c powder organic**5K/yr-60.8%9.2% conv. [**All search terms **](https://flapen.com/research/uk/health-personal-care/vitamin-c-powder/search-terms)
## **Top vitamin c 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%£16K20%£31K30%£47K40%£63K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 15 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Vitamin C Powder 200g - Ascorbic Acid | 100% Pure British Pharmaceutical Grade | Non-GMO | Scoop Included**YourSupplements**£7.56**4.6★3,011 rev](https://www.amazon.co.uk/dp/B085TPXY67) [2**Vitamin C Powder 1Kg - Pure BP Grade | Packaging May Vary**Peak Supps**£11.61**4.7★1,768 rev](https://www.amazon.co.uk/dp/B00LOM2YLQ) [3**Vitamin C Powder 100g - Ascorbic Acid | 100% Pure British Pharmaceutical Grade | Non-GMO | Scoop Included**YourSupplements**£5.09**4.6★3,011 rev](https://www.amazon.co.uk/dp/B01JS2M0VM) [4**Vitamin C Powder 1000mg per Serving - Bulk Pack 500g | High Strength Ascorbic Acid Multi-Use Immune & Wellness Support | Easy to Mix 100% Vegan and Pure Non-GMO | Scoop Included**TUDIMO**£12.05**4.5★1,623 rev](https://www.amazon.co.uk/dp/B08FQXQ9ZF) [5**yourhealthstore Vitamin C Powder 500g Extra High Strength Ascorbic Acid 100% Pure British Pharmaceutical Grade Non-GMO Vegan Gluten Free.**yourhealthstore**£10.00**4.6★975 rev](https://www.amazon.co.uk/dp/B082VKNKFB)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**UKHealthHouse Vitamin C Powder (100g) High Strength Sodium Ascorbate Powder 100% Pure Buffered Vitamin C Non-GMO Vegan Sodium Supplement Pharmaceutical Food Grade**UKHealthHouse**£3.89**23 rev2y ago](https://www.amazon.co.uk/dp/B0CFM35C3B) [**Vitamin C Powder 1kg by Manor Springs Ascorbic Acid Non GMO Dietary Supplement Food Grade**MANOR SPRINGS**£12.70**22 rev4y ago](https://www.amazon.co.uk/dp/B09ZF613KZ) [**High Strength Vitamin C Powder 1000g VIT C Ascorbic Acid Pure Non-GMO & Vegan-Friendly Immune Support Supplement No Chemicals Pharmaceutical Grade Made in the UK by Naturesupplies**naturesupplies**£14.70**1,055 rev4y ago](https://www.amazon.co.uk/dp/B08817PXD3) [**Vitamin C Powder 1KG - Ascorbic Acid | 100% Pure British Pharmaceutical Grade | Non-GMO | Scoop Included**YourSupplements**£15.90**3,011 rev4y ago](https://www.amazon.co.uk/dp/B01JS2M1GQ) [**Vitamin C Powder 200g - Ascorbic Acid | 100% Pure British Pharmaceutical Grade | Non-GMO | Scoop Included**YourSupplements**£7.56**3,011 rev4y ago](https://www.amazon.co.uk/dp/B085TPXY67)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Vitamin C Powder 1000mg per Serving - Bulk Pack 500g | High Strength Ascorbic Acid Multi-Use Immune & Wellness Support | Easy to Mix 100% Vegan and Pure Non-GMO | Scoop Included**TUDIMO**£12.05**4.5★**▲ 80%**](https://www.amazon.co.uk/dp/B08FQXQ9ZF) [**Vitamin C Powder 250g - Pure BP Grade | Packaging May Vary**Peak Supps**£5.99**4.7★**▲ 36%**](https://www.amazon.co.uk/dp/B00O278UUE) [**Ascorbic Acid 500g Premium Quality - Vegans Non-GMO Gluten Free**SPECIAL INGREDIENTS**£12.63**4.5★**▲ 33%**](https://www.amazon.co.uk/dp/B07K18Z64D) [**UKHealthHouse Pure Vitamin C Powder | 100% Food Grade Ascorbic Acid Powder | High Strength Vitamin C Supplement for Immune Support Skin Health & Antioxidant Protection | Vegan Friendly | 100g**UKHealthHouse**£4.03**4.5★**▲ 32%**](https://www.amazon.co.uk/dp/B084R67C45) [**UKHealthHouse Vitamin C Powder (100g) High Strength Sodium Ascorbate Powder 100% Pure Buffered Vitamin C Non-GMO Vegan Sodium Supplement Pharmaceutical Food Grade**UKHealthHouse**£3.89**4.3★**▲ 26%**](https://www.amazon.co.uk/dp/B0CFM35C3B)
**~~View all trending →~~**
## **What buyers say about vitamin c powder**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Vitamin**28%
*“a good quality vitamin C. I would recommend it”*
**Value For Money**12%
*“Worth the money”*
**Quality-Overall**12%
*“Good quality”*
**Advertised Vs Actual Product**8%
*“Does the job”*
**Dosage**6%
*“Very clean and pure, 1000mg dissolves in cold water within 1/2 minutes”*
**Sour**5%
*“It is easy to mix into smoothies to reduce the sour taste”*
**Taste-Overall**5%
*“Tastes fine”*
**Minerals**3%
*“Crystal clear pureness”*
**Recycle/Reuse**2%
*“Good value Vit C. Reuseable packet”*
**Durability**2%
*“It's worth the money it lasts for a very long time”*
### **What buyers complain about **
**Taste-Overall**26%
*“there is no taste to it”*
**Solubility**14%
*“does not dissolve at all”*
**Advertised Vs Actual Product**7%
*“Bought this thinking it was the alkaline version accidentally was misleading”*
**Acid Regulator/Stomach Ache Relief**7%
*“Needless to say it is TANGY SOUR causes upset stomach”*
**Value For Money**5%
*“This is not the cheapest”*
**Salt Content**4%
*“It is a salt extracted from from vitamin C. I cannot use it”*
**Ingredients-Overall**4%
*“which is not an ascorbic acid”*
## **Common questions**
- **Is vitamin c powder profitable to sell on Amazon United Kingdom?**
- The niche generates £157K/yr across 15 tracked products. 90-day search growth is -19.4%. Flapen's verdict: Skip it (41/100).
- **How competitive is the vitamin c powder niche?**
- 10 brands and 15 sellers compete. The top 5 products take 74% of clicks and top 5 brands hold 88% of demand.
- **What do buyers complain about in vitamin c powder?**
- Top complaints mined from reviews: Taste-Overall, Solubility, Advertised Vs Actual Product. The return rate is 0.1%.
- **When does demand for vitamin c powder peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the vitamin c powder niche?**
- Listings span £3.89–£15.90; the average listing price is £9.51 (sweet spot $15–$100). The average incumbent carries 1,282 reviews — the moat a new listing must climb.
## **Related niches in Health & Personal Care**
- 69 [**cooling towel**](https://flapen.com/research/uk/health-personal-care/cooling-towel)£1.1M/yr>1,000%**Launch it**- 70 [**collagen**](https://flapen.com/research/uk/health-personal-care/collagen)£6.6M/yr-20.1%**Worth a look**- 70 [**dry skin remover feet**](https://flapen.com/research/uk/health-personal-care/dry-skin-remover-feet)£236K/yr+78.2%**Worth a look**- 70 [**stryde knee strap**](https://flapen.com/research/uk/health-personal-care/stryde-knee-strap)£112K/yr>1,000%**Worth a look**- 70 [**libre 2 sensor covers**](https://flapen.com/research/uk/health-personal-care/libre-2-sensor-covers)£240K/yr+67.1%**Worth a look**- 70 [**water retention tablets**](https://flapen.com/research/uk/health-personal-care/water-retention-tablets)£470K/yr+47.2%**Worth a look**[**All Health & Personal Care niches **](https://flapen.com/research/uk/health-personal-care)