---
title: "Vitamin C — $11K/yr Amazon SG Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/sg/health-household-and-personal-care/vitamin-c"
last_updated: "2026-08-07T00:32:31.863Z"
locale: en
meta:
description: "Niche score 42/100 · $11K/yr market · 20K searches/yr · $18.15 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 42/100 · $11K/yr market · 20K searches/yr · $18.15 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Vitamin C — $11K/yr Amazon SG Niche (2026) - Flapen"
---
# **vitamin c**
**Skip it**
A small market ($11K/yr) — this niche doesn't clear our bar today.
Market size 3Growth 29Conversion 38Competition 50Returns 99Price range 70Avg price 83Brand share 55Review moat 23Quality gap 17
**Returns**
**Incredible****0.3%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$18.15**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$5.68–$36.57**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Good****72%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****55%**
top-5 click share — leaders hold, buyers still browse
**Conversion**
**Okay****3.0%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Okay****+3.4%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****7,613.42**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$11K**
$11K/yr · 20K searches
According to Flapen's Amazon Singapore niche tracking, vitamin c is a $11K/yr Amazon Singapore market (20K searches/yr). The top 5 brands hold 72% of demand. Verdict: Skip it — 42/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **vitamin c market data**
- **Units sold / yr**
- **1K–2K**
- avg 0–100/product
- **Revenue / yr**
- **$23K–$27K**
- units × avg price
- **Conversion rate**
- **3.0%**
- **Avg BSR**
- **#486**
- **Page quality**
- **0%**
- **Prime**
- **79%**
- **Sponsored**
- **50%**
- **Out of stock**
- **7.4%**
- **Avg brand age**
- **112 months**
- **Avg seller age**
- **0 days**
## **Competition & brand share**
The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**15 **▼falling
**Sellers**
**21**
**Top-5 brand share**
**72%**
Top 20: 100%
**Top-5 click share**
**55%**
Top 20: 94%
**Open market**
**23%**
- Now Foods43% - Voost10% - Blackmores7% - Nature Made6% - Nature's Bounty6% - Nano Singapore5%
## **Demand**
Weekly Amazon search volume, last 47 weeks — +3.4% search growth over the last 90 days.
800600Spike '25Black Friday '25Spike '26Aug '25Oct '25Dec '25Jan '26Mar '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/sg/health-household-and-personal-care/vitamin-c/trend)
## **Top vitamin c search terms**
- **vitamin c**18K/yr+4.5%4.4% conv. - **vitamin c 1000mg**803/yr-14.2%4.9% conv. - **vit c**605/yr-5.9%7.0% conv. [**All search terms **](https://flapen.com/research/sg/health-household-and-personal-care/vitamin-c/search-terms)
## **Top vitamin c 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%$1K20%$2K30%$3K40%$4K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**NOW Supplements Vitamin C-1 000 with Rose Hips Sustained Release Antioxidant Protection 250 Tablets**Now Foods**$22.81**4.7★19,729 rev](https://www.amazon.sg/dp/B0013P1GD6) [2**Now Foods C-1000 Sustained Release Tablets 100ct**Now Foods**$13.94**4.7★19,729 rev](https://www.amazon.sg/dp/B000ZL3OFW) [3**NOW Supplements Vitamin C-1 000 with 100 mg of Bioflavonoids Antioxidant Protection* 250 Veg Capsules**Now Foods**$21.30**4.8★10,435 rev](https://www.amazon.sg/dp/B0013OUNK4) [4**Voost Vitamin C Effervescent Vitamin 20 Tabs (20 count)**Voost**$13.77**5.0★1 rev](https://www.amazon.sg/dp/B07G53XLJV) [5**Vitamin C + Rose Hips by Natures Bounty. Vitamin C is a Leading Vitamin for Immune Support 1000mg 100 Coated Caplets**Nature's Bounty**$15.98**4.8★47,532 rev](https://www.amazon.sg/dp/B0019GE9HE)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Vita C Immunity Booster Extreme 1000Mg Zinc Vit B6 D3 Selenium Echinacea Effervescent 20 Tablets Vitamin C 1000Mg Effervescent Tablets Vitamin C 1000Mg Vitamin C Effervescent (2)**Nano Singapore**$11.05**1 rev1y ago](https://www.amazon.sg/dp/B0DVZD5Z5T) [**Voost Vitamin C Blood Orange Effervescent Vitamin Supplement 60 Tabs**Voost**$22.82**2 rev3y ago](https://www.amazon.sg/dp/B07L1MS1QS) [**WATSONS Vitamin C + Vitamin D3 + Zinc Effervescent Tablets Natural Orange Flavour (For Immune Health) 15s x 3 Tubes**WATSONS**$24.66**2 rev3y ago](https://www.amazon.sg/dp/B0BS8J1XJY) [**Blackmores Bio C 1000mg Vitamin C Tablets (30s) Ultimate Immunity Fighter**Blackmores**$16.70**1 rev3y ago](https://www.amazon.sg/dp/B0BC8V3V3T) [**Voost Vitamin C Blood Orange Effervescent Tablets 40 Pack**Voost**$26.57**92 rev4y ago](https://www.amazon.sg/dp/B09SG49WPY)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Solgar Vitamin C 1000 mg 90 Tablets - Antioxidant & Immune Support Overall Health Healthy Skin & Joints - Bioflavonoids Supplement - Non-GMO Vegan Gluten Free Kosher - 90 Servings**Solgar**$17.04**4.8★**▲ 159%**](https://www.amazon.sg/dp/B000Z8WY3I) [**Swanson C-500 - Vitamin C with Rose Hips 500 mg 100 Vegan Caps Immune Antioxidant Eye Heart Metabolic and Collagen Support**Swanson**$5.68**4.6★**▲ 93%**](https://www.amazon.sg/dp/B00068TGRY) [**Ester-C Vitamin C 1000 mg Coated Tablets Immune System Booster Stomach-Friendly Supplement 120 count**Ester-C**$20.99**4.7★**▲ 76%**](https://www.amazon.sg/dp/B0013FYHSW) [**Voost Vitamin C Blood Orange Effervescent Vitamin Supplement 60 Tabs**Voost**$22.82**5.0★**▲ 58%**](https://www.amazon.sg/dp/B07L1MS1QS) [**Blackmores Bio C 1000mg Vitamin C Tablets (30s) Ultimate Immunity Fighter**Blackmores**$16.70**5.0★**▲ 57%**](https://www.amazon.sg/dp/B0BC8V3V3T)
**~~View all trending →~~**
## **Common questions**
- **Is vitamin c profitable to sell on Amazon Singapore?**
- The niche generates $11K/yr across 24 tracked products. 90-day search growth is +3.4%. Flapen's verdict: Skip it (42/100).
- **How competitive is the vitamin c niche?**
- 15 brands and 21 sellers compete. The top 5 products take 55% of clicks and top 5 brands hold 72% of demand.
- **What does it cost to enter the vitamin c niche?**
- Listings span $5.68–$36.57; the average listing price is $18.15 (sweet spot $15–$100). The average incumbent carries 7,613 reviews — the moat a new listing must climb.
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