---
title: "Vitamin D and B12 — $231K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/vitamin-d-and-b12"
last_updated: "2026-08-10T04:22:46.713Z"
locale: en
meta:
description: "Niche score 46/100 · $231K/yr market · 138K searches/yr · $18.11 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 46/100 · $231K/yr market · 138K searches/yr · $18.11 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Vitamin D and B12 — $231K/yr Amazon US Niche (2026) - Flapen"
---
# **vitamin d and b12**
**Skip it**
Soft demand (-18.9% this quarter) — this niche doesn't clear our bar today.
Market size 44Growth 16Conversion 84Competition 25Returns 100Price range 72Avg price 83Brand share 40Review moat 23Quality gap 23
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****9.2%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$18.11**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$8.65–$31.72**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Okay****$231K**
$231K/yr · 138K searches
**Brand share**
**Okay****81%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****70%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****8,074.92**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-18.9%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, vitamin d and b12 is a $231K/yr Amazon United States market (138K searches/yr). The top 5 brands hold 81% of demand. Demand peaks in Feb–Mar–Apr. Verdict: Skip it — 46/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **vitamin d and b12 market data**
- **Units sold / yr**
- **10K–13K**
- avg 750–1,000/product
- **Revenue / yr**
- **$181K–$226K**
- units × avg price
- **Conversion rate**
- **9.2%**
- **Avg BSR**
- **#343**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **85%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **75 months**
- **Avg seller age**
- **151 days**
## **Competition & brand share**
The top 5 products take 70% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**11 **▲rising
**Sellers**
**513**
**Top-5 brand share**
**81%**
Top 20: 100%
**Top-5 click share**
**70%**
Top 20: 100%
**Open market**
**15%**
- NutraChamps41% - Nature's Truth14% - MARYRUTH'S11% - Nutri Apex8% - Piping Rock7% - OLLY4% - Open — no brand owns it (5 brands, 15%)
## **Demand & seasonality**
Weekly Amazon search volume, last 100 weeks — -18.9% search growth over the last 90 days.
4K3KSpike '24Spike '25Prime Day '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Feb, Mar, Apr · busiest ÷ quietest = 2.0×
[**Open Trend **](https://flapen.com/research/us/health-household/vitamin-d-and-b12/trend)
## **Top vitamin d and b12 search terms**
- **vitamin d and b12**34K/yr-33.1%5.7% conv. - **vitamin d and b12 supplement**8K/yr+35.9%6.5% conv. - **vitamin d3 b12**9K/yr+24.2%3.5% conv. - **d3 b12 gummies**12K/yr-66.6%14.3% conv. - **vitamin d b12**8K/yr-6.5%7.5% conv. - **d3 b12**7K/yr-19.0%9.8% conv. - **vitamin d and b**6K/yr-2.7%5.9% conv. - **vitamin b and d**7K/yr-10.2%4.7% conv. - **vitamin b12 and d**7K/yr-10.2%7.6% conv. - **b12 and vitamin d**4K/yr+43.1%7.0% conv. [**All search terms **](https://flapen.com/research/us/health-household/vitamin-d-and-b12/search-terms)
## **Top vitamin d and b12 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%$23K20%$46K30%$69K40%$92K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 13 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**NutraChamps Vitamin D3 & B12 Methyl B12 Gummies for Adults & Kids Enhanced with Vitamin D 3 & B9 Vitamin Folate Natural Energy Mood Metabolism & Focus Raspberry 60 Gummies**NutraChamps**$14.83**4.6★3,328 rev](https://www.amazon.com/dp/B0854GQN4C) [2**Natures Truth Vitamin D3 and B12 Gummies for Adults | 60 Count | Strawberry Flavor | Vegetarian Non-GMO & Gluten Free Supplement**Nature's Truth**$12.81**4.8★671 rev](https://www.amazon.com/dp/B09TS1M151) [3**Vitamin B12 and D3 Sublingual Tablets 2500mcg B12 (Methylcobalamin) + 5000 IU D3 (Cholecalciferol) Fast-Absorbing for Energy Mood Immune & Bone Health Non-GMO Soy-Free Made in USA 60 Tablets**Nutri Apex**$19.16**4.4★57 rev](https://www.amazon.com/dp/B0FJR9K9XS) [4**NutraChamps Vitamin D3 & B12 Methyl B12 Gummies for Adults & Kids Enhanced with Vitamin D 3 & B9 Vitamin Folate Natural Energy Mood Metabolism & Focus Raspberry 120 Gummies (Pack of 2)**NutraChamps**$22.02**4.6★3,328 rev](https://www.amazon.com/dp/B08VS7RR3Y) [5**Piping Rock Vitamin D3 and B12 Gummies | 60 Count**Piping Rock**$9.83**4.6★217 rev](https://www.amazon.com/dp/B0BSMK8VDF)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Natrol Ultra Energy 4-in-1 B12 B Complex Vitamin D CoQ10 30 Capsules**Natrol**$16.48**95 rev5mo ago](https://www.amazon.com/dp/B0GL9GW3JG) [**Vitamin B12 and D3 Sublingual Tablets 2500mcg B12 (Methylcobalamin) + 5000 IU D3 (Cholecalciferol) Fast-Absorbing for Energy Mood Immune & Bone Health Non-GMO Soy-Free Made in USA 60 Tablets**Nutri Apex**$19.16**57 rev12mo ago](https://www.amazon.com/dp/B0FJR9K9XS) [**NEVISS Vegan Vitamin D3 5000IU + Vitamin B12 Gummies for Women Men 120Ct**NEVISS**$31.72**161 rev3y ago](https://www.amazon.com/dp/B0BV28RCLP) [**Piping Rock Vitamin D3 and B12 Gummies | 60 Count**Piping Rock**$9.83**217 rev3y ago](https://www.amazon.com/dp/B0BSMK8VDF) [**MARYRUTHS Organic Vitamin D3 + B12 Gummies for Ages 4+ 60 Servings Vegan**MARYRUTH'S**$21.81**502 rev3y ago](https://www.amazon.com/dp/B0BNNZ7CY8)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Natrol Ultra Energy 4-in-1 B12 B Complex Vitamin D CoQ10 30 Capsules**Natrol**$16.48**4.6★**▲ 268%**](https://www.amazon.com/dp/B0GL9GW3JG) [**Vitamin B12 and D3 Sublingual Tablets 2500mcg B12 (Methylcobalamin) + 5000 IU D3 (Cholecalciferol) Fast-Absorbing for Energy Mood Immune & Bone Health Non-GMO Soy-Free Made in USA 60 Tablets**Nutri Apex**$19.16**4.4★**▲ 131%**](https://www.amazon.com/dp/B0FJR9K9XS) [**MARYRUTHS Vitamin D3 + B12 Gummies for Ages 4+ Bone Health 60 Servings**MARYRUTH'S**$22.19**4.7★**▲ 61%**](https://www.amazon.com/dp/B06XBTH63R) [**Natures Bounty Vitamin B12 1000 mcg Supplements Supports Energy Metabolism 200 Ct**Nature's Bounty**$8.65**4.7★**▲ 18%**](https://www.amazon.com/dp/B00DYSUQR2) [**NutraChamps Vitamin D3 & B12 Methyl B12 Gummies for Adults & Kids Enhanced with Vitamin D 3 & B9 Vitamin Folate Natural Energy Mood Metabolism & Focus Raspberry 120 Gummies (Pack of 2)**NutraChamps**$22.02**4.6★**— 5%**](https://www.amazon.com/dp/B08VS7RR3Y)
**~~View all trending →~~**
## **What buyers say about vitamin d and b12**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Vitamin**19%
*“I feel that the vitamins are effective”*
**Quality-Overall**11%
*“I believe they offer the best products at the best prices”*
**Energy Level**9%
*“Helps with energy”*
**Taste-Overall**8%
*“Love the gummy taste”*
**Value For Money**6%
*“Great value”*
**Ease Of Chewing/Swallowing**5%
*“Chewability”*
**Advertised Vs Actual Product**4%
*“As Described”*
**Ease Of Use**3%
*“Easy to use”*
**Calcium**3%
*“Good Calcium”*
**Side Effects**2%
*“No side effects and easy to take”*
### **What buyers complain about **
**Taste-Overall**12%
*“Tastes gross”*
**Smell**9%
*“it smells like burnt rubber”*
**Vitamin**5%
*“It's hard to get kids to take vitamins”*
**Size-Overall**4%
*“Size is a disappointment”*
**Energy Level**3%
*“also didn't feel any difference in energy levels; again this is my experience and opinion”*
**Ease Of Chewing/Swallowing**3%
*“Just dont chew it”*
**Quality-Overall**3%
*“Inconsistent quality”*
**Value For Money**2%
*“Expensive”*
**Allergies**2%
*“Allergic reaction”*
**Ease Of Use**2%
*“The entire cap came off easier. a little too easy actually”*
### **Top return reasons **
**Value For Money**18%
**Smell**14%
**Functionality-Overall**9%
**Hard Feel**9%
**Size-Overall**9%
**Ingredients-Overall**9%
**Accuracy-Overall**9%
**Vitamin**9%
**Joint Pain**9%
**Taste-Overall**5%
## **Common questions**
- **Is vitamin d and b12 profitable to sell on Amazon United States?**
- The niche generates $231K/yr across 13 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -18.9%. Flapen's verdict: Skip it (46/100).
- **How competitive is the vitamin d and b12 niche?**
- 11 brands and 513 sellers compete. The top 5 products take 70% of clicks and top 5 brands hold 81% of demand.
- **What do buyers complain about in vitamin d and b12?**
- Top complaints mined from reviews: Taste-Overall, Smell, Vitamin. The return rate is 0.0%.
- **When does demand for vitamin d and b12 peak?**
- Demand peaks in Feb–Mar–Apr; the busiest month runs 2.0× the quietest.
- **What does it cost to enter the vitamin d and b12 niche?**
- Listings span $8.65–$31.72; the average listing price is $18.11 (sweet spot $15–$100). The average incumbent carries 8,075 reviews — the moat a new listing must climb.
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