vitamin c powder
Skip itPrices mostly outside the sweet spot ($3.89–$15.90) — this niche doesn't clear our bar today.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Conversion
Incredible12.9%search→purchase rate — share of searches ending in a sale
Review moat
Good1,281.73avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Market size
Okay£157K£157K/yr · 128K searches
Brand share
Okay88%top-5 brand share — brands hold most of the demand
Avg price
Okay£9.51avg listing price — sweet spot $15–$100
Competition
Bad74%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–£15.90cheapest 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
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.No pronounced peak months · busiest ÷ quietest = 1.4×
Top vitamin c powder search terms
- vitamin c powder62K/yr
- ascorbic acid powder21K/yr
- ascorbic acid16K/yr
- vit c powder6K/yr
- ascorbic acid vitamin c powder6K/yr
- vitamin c powder ascorbic acid3K/yr
- ascorbic acid vitamin c3K/yr
- vitamin c powder 1kg4K/yr
- vitamins c powder2K/yr
- vitamin c powder organic5K/yr
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.
All 15 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Vitamin C Powder 200g - Ascorbic Acid | 100% Pure British Pharmaceutical Grade | Non-GMO | Scoop Included
YourSupplements£7.564.6★3,011 rev
Vitamin C Powder 1Kg - Pure BP Grade | Packaging May Vary
Peak Supps£11.614.7★1,768 rev
Vitamin C Powder 100g - Ascorbic Acid | 100% Pure British Pharmaceutical Grade | Non-GMO | Scoop Included
YourSupplements£5.094.6★3,011 rev
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£12.054.5★1,623 rev
yourhealthstore Vitamin C Powder 500g Extra High Strength Ascorbic Acid 100% Pure British Pharmaceutical Grade Non-GMO Vegan Gluten Free.
yourhealthstore£10.004.6★975 rev
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£3.8923 rev
Vitamin C Powder 1kg by Manor Springs Ascorbic Acid Non GMO Dietary Supplement Food Grade
MANOR SPRINGS£12.7022 rev
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£14.701,055 rev
Vitamin C Powder 1KG - Ascorbic Acid | 100% Pure British Pharmaceutical Grade | Non-GMO | Scoop Included
YourSupplements£15.903,011 rev
Vitamin C Powder 200g - Ascorbic Acid | 100% Pure British Pharmaceutical Grade | Non-GMO | Scoop Included
YourSupplements£7.563,011 rev
Trending
90-day click momentumVitamin 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£12.054.5★
Vitamin C Powder 250g - Pure BP Grade | Packaging May Vary
Peak Supps£5.994.7★
Ascorbic Acid 500g Premium Quality - Vegans Non-GMO Gluten Free
SPECIAL INGREDIENTS£12.634.5★
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£4.034.5★
UKHealthHouse Vitamin C Powder (100g) High Strength Sodium Ascorbate Powder 100% Pure Buffered Vitamin C Non-GMO Vegan Sodium Supplement Pharmaceutical Food Grade
UKHealthHouse£3.894.3★
What buyers say about vitamin c powder
What buyers praise and complain about, mined from review topics.What buyers love
“a good quality vitamin C. I would recommend it”
“Worth the money”
“Good quality”
“Does the job”
“Very clean and pure, 1000mg dissolves in cold water within 1/2 minutes”
“It is easy to mix into smoothies to reduce the sour taste”
“Tastes fine”
“Crystal clear pureness”
“Good value Vit C. Reuseable packet”
“It's worth the money it lasts for a very long time”
What buyers complain about
“there is no taste to it”
“does not dissolve at all”
“Bought this thinking it was the alkaline version accidentally was misleading”
“Needless to say it is TANGY SOUR causes upset stomach”
“This is not the cheapest”
“It is a salt extracted from from vitamin C. I cannot use it”
“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.