---
title: "Vitamin C 1000mg 500 Tablets — $111K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/vitamin-c-1000mg-500-tablets"
last_updated: "2026-08-09T21:43:16.516Z"
locale: en
meta:
description: "Niche score 41/100 · $111K/yr market · 63K searches/yr · $25.47 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 41/100 · $111K/yr market · 63K searches/yr · $25.47 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Vitamin C 1000mg 500 Tablets — $111K/yr Amazon US Niche (2026) - Flapen"
---
# **vitamin c 1000mg 500 tablets**
**Skip it**
Soft demand (-17.3% this quarter) — this niche doesn't clear our bar today.
Market size 27Growth 16Conversion 75Competition 28Returns 100Price range 80Avg price 95Brand share 18Review moat 22Quality gap 16
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$25.47**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$8.79–$42.57**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****7.0%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Okay****68%**
top-5 click share — leaders hold, buyers still browse
**Market size**
**Okay****$111K**
$111K/yr · 63K searches
**Review moat**
**Bad****9,541.44**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Bad****93%**
top-5 brand share — brand-locked demand
**Growth**
**Bad****-17.3%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
According to Flapen's Amazon United States niche tracking, vitamin c 1000mg 500 tablets is a $111K/yr Amazon United States market (63K searches/yr). The top 5 brands hold 93% of demand. Verdict: Skip it — 41/100.
Data updated Jul 29, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **vitamin c 1000mg 500 tablets market data**
- **Units sold / yr**
- **5K–6K**
- avg 250–500/product
- **Revenue / yr**
- **$127K–$153K**
- units × avg price
- **Conversion rate**
- **7.0%**
- **Avg BSR**
- **#421**
- **Page quality**
- **0%**
- **Prime**
- **56%**
- **Sponsored**
- **38%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **103 months**
- **Avg seller age**
- **155 days**
## **Competition & brand share**
The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**8 **▲rising
**Sellers**
**149**
**Top-5 brand share**
**93%**
Top 20: 100%
**Top-5 click share**
**68%**
Top 20: 100%
**Open market**
**5%**
- KIRKLAND73% - Generic8% - Amazon Elements5% - berkley jensen4% - Nature's Bounty3% - Nutricost3% - Open — no brand owns it (2 brands, 5%)
## **Demand**
Weekly Amazon search volume, last 13 weeks — -17.3% search growth over the last 90 days.
1K600May '26May '26May '26Jun '26Jun '26Jul '26Jul '26
[**Open Trend **](https://flapen.com/research/us/health-household/vitamin-c-1000mg-500-tablets/trend)
## **Top vitamin c 1000mg 500 tablets search terms**
- **kirkland vitamin c**27K/yr-28.2%4.8% conv. - **kirkland vitamin c 1000mg**13K/yr+15.1%5.2% conv. - **vitamin c kirkland**6K/yr-2.8%4.6% conv. - **vitamina c kirkland**3K/yr-2.7%1.2% conv. - **vitamin c 1000mg 500 tablets**4K/yr-12.5%6.8% conv. - **kirkland vitamin c chewable**4K/yr-37.5%8.0% conv. - **kirkland vitamin c 500mg chewable**3K/yr+10.2%11.4% conv. - **vitamin c 1000 mg 500 tablets**3K/yr-65.6%7.2% conv. [**All search terms **](https://flapen.com/research/us/health-household/vitamin-c-1000mg-500-tablets/search-terms)
## **Top vitamin c 1000mg 500 tablets 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%$11K20%$22K30%$33K40%$45K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 16 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Kirkland Vitamin C (500 mg) Tangy Orange Chewable Tablets 500 Count (Pack of 2)**KIRKLAND**$36.66**4.7★3,135 rev](https://www.amazon.com/dp/B01E6ASYYS) [2**Kirkland Vitamin C with Rose Hips and Citrus Bioflavonoid Complex (1000 mg) 1000-Count ((1000mg Tablets))**KIRKLAND**$42.57**4.8★23 rev](https://www.amazon.com/dp/B00NB7NHFY) [3**KKL Chewable Extra Strength Vitamin C 500 mg 500 Count Immune & Antioxidant Support Daily Dietary Supplement + Exclusive Vtmx Vitamin Guide (2 Items)**Generic**$29.24**4.8★6 rev](https://www.amazon.com/dp/B0GR7WHMTF) [4**Amazon Elements Vitamin C 1000mg Vegan Supports Healthy Immune System 300 Tablets**Amazon Elements**$13.01**4.8★22,613 rev](https://www.amazon.com/dp/B07122C9VC) [5**Kirkland Signature Vitamin C Adult Gummies 250 mg 180 Count**KIRKLAND**$14.85**4.6★876 rev](https://www.amazon.com/dp/B077QZT4BR)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**KKL Chewable Extra Strength Vitamin C 500 mg 500 Count Immune & Antioxidant Support Daily Dietary Supplement + Exclusive Vtmx Vitamin Guide (2 Items)**Generic**$29.24**6 rev4mo ago](https://www.amazon.com/dp/B0GR7WHMTF) [**berkley jensen 1000mg Vitamin C Supplement with Rose Hips 500 Tablets**berkley jensen**$18.08**143 rev4mo ago](https://www.amazon.com/dp/B0GQSYQ2SF) [**Natures Bounty Vitamin C 1000mg Supports Immune and Antioxidant Health Vitamin C Supplement 1 Per Day 300 Vegetarian Caplets**Nature's Bounty**$14.55**26,658 rev5y ago](https://www.amazon.com/dp/B08YS4ZRTL) [**Kirkland Vitamin C with Rose Hips and Citrus Bioflavonoid Complex (1000 mg)**KIRKLAND**$39.75**3,135 rev8y ago](https://www.amazon.com/dp/B07CHTGTLW) [**Amazon Elements Vitamin C 1000mg Vegan Supports Healthy Immune System 300 Tablets**Amazon Elements**$13.01**22,613 rev8y ago](https://www.amazon.com/dp/B07122C9VC)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**berkley jensen 1000mg Vitamin C Supplement with Rose Hips 500 Tablets**berkley jensen**$18.08**4.6★**▲ 390%**](https://www.amazon.com/dp/B0GQSYQ2SF) [**KKL Chewable Extra Strength Vitamin C 500 mg 500 Count Immune & Antioxidant Support Daily Dietary Supplement + Exclusive Vtmx Vitamin Guide (2 Items)**Generic**$29.24**4.8★**▲ 359%**](https://www.amazon.com/dp/B0GR7WHMTF) [**Amazon Elements Vitamin C 1000mg Vegan Supports Healthy Immune System 300 Tablets**Amazon Elements**$13.01**4.8★**▲ 153%**](https://www.amazon.com/dp/B07122C9VC) [**Kirkland Vitamin C with Rose Hips and Citrus Bioflavonoid Complex (1000 mg) 1000-Count ((1000mg Tablets))**KIRKLAND**$42.57**4.8★**▲ 68%**](https://www.amazon.com/dp/B00NB7NHFY) [**Kirkland Signature Vitamin C w/ Rose Hips 500 Tablets**KIRKLAND**$20.44**4.7★**▲ 37%**](https://www.amazon.com/dp/B0008F6LE6)
**~~View all trending →~~**
## **What buyers say about vitamin c 1000mg 500 tablets**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Vitamin**24%
*“Great value in vitamins”*
**Quality-Overall**21%
*“the quality is consistent”*
**Value For Money**15%
*“Good value for price”*
**Advertised Vs Actual Product**5%
*“As advertised”*
**Taste-Overall**5%
*“But they taste good and crunch easily”*
**Ease Of Chewing/Swallowing**4%
*“Chewable is good”*
**Immunity Booster**3%
*“Help support your immune system”*
**Dosage**3%
*“Daily dose”*
**Ease Of Use**2%
*“Easy to use”*
**Flavor**2%
*“The Product Quality Looks Like Is Nice I Love The Tangy Orange Taste Of It”*
### **What buyers complain about **
**Size-Overall**30%
*“Too big”*
**Ease Of Chewing/Swallowing**14%
*“Hard to Swallow”*
**Vitamin**6%
*“Not the vitamins I wanted”*
**Value For Money**4%
*“High prices”*
**Quality-Overall**4%
*“This is not the best”*
**Acid Regulator/Stomach Ache Relief**3%
*“Stomach ache & heartburn”*
**Taste-Overall**2%
*“They leave a terrible aftertaste”*
**Bitter**2%
*“Very bitter”*
**Solubility**2%
*“Takes over an hour to dissolve”*
**Dosage**2%
*“too much mg for my needs”*
### **Top return reasons **
**Ease Of Chewing/Swallowing**32%
**Advertised Vs Actual Product**21%
**Size-Overall**12%
**Vitamin**9%
**Dosage**9%
**Quality-Overall**6%
**Functionality-Overall**6%
**Adhesion/Stickiness**6%
## **Common questions**
- **Is vitamin c 1000mg 500 tablets profitable to sell on Amazon United States?**
- The niche generates $111K/yr across 16 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -17.3%. Flapen's verdict: Skip it (41/100).
- **How competitive is the vitamin c 1000mg 500 tablets niche?**
- 8 brands and 149 sellers compete. The top 5 products take 68% of clicks and top 5 brands hold 93% of demand.
- **What do buyers complain about in vitamin c 1000mg 500 tablets?**
- Top complaints mined from reviews: Size-Overall, Ease Of Chewing/Swallowing, Vitamin. The return rate is 0.0%.
- **What does it cost to enter the vitamin c 1000mg 500 tablets niche?**
- Listings span $8.79–$42.57; the average listing price is $25.47 (sweet spot $15–$100). The average incumbent carries 9,541 reviews — the moat a new listing must climb.
## **Related niches in Health & Household**
- 76 [**cedar oil**](https://flapen.com/research/us/health-household/cedar-oil)$1.2M/yr+214.4%**Launch it**- 77 [**nutrapure glp1 cutting mix**](https://flapen.com/research/us/health-household/nutrapure-glp1-cutting-mix)$149K/yr+940.2%**Worth a look**- 77 [**dexcom g7**](https://flapen.com/research/us/health-household/dexcom-g7)$2.0M/yr+39.9%**Launch it**- 77 [**purelia**](https://flapen.com/research/us/health-household/purelia)$635K/yr+359.7%**Worth a look**- 77 [**graduation napkins**](https://flapen.com/research/us/health-household/graduation-napkins)$302K/yr+385.7%**Worth a look**- 77 [**credit card wand**](https://flapen.com/research/us/health-household/credit-card-wand)$418K/yr+101.3%**Worth a look**[**All Health & Household niches **](https://flapen.com/research/us/health-household)