---
title: "B12 250 Mcg — $67K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/b12-250-mcg"
last_updated: "2026-08-09T15:13:52.132Z"
locale: en
meta:
description: "Niche score 48/100 · $67K/yr market · 50K searches/yr · $10.87 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 48/100 · $67K/yr market · 50K searches/yr · $10.87 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "B12 250 Mcg — $67K/yr Amazon US Niche (2026) - Flapen"
---
# **b12 250 mcg**
**Skip it**
A small market ($67K/yr) — this niche doesn't clear our bar today.
Market size 17Growth 36Conversion 95Competition 58Returns 100Price range 48Avg price 41Brand share 37Review moat 31Quality gap 21
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****12.4%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Good****50%**
top-5 click share — leaders hold, buyers still browse
**Price range**
**Okay****$5.33–$23.94**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Okay****$10.87**
avg listing price — sweet spot $15–$100
**Brand share**
**Okay****83%**
top-5 brand share — brands hold most of the demand
**Growth**
**Okay****+8.6%**
90-day search growth — must beat 0% to launch
**Review moat**
**Okay****3,386**
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****$67K**
$67K/yr · 50K searches
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, b12 250 mcg is a $67K/yr Amazon United States market (50K searches/yr). The top 5 brands hold 83% of demand. Verdict: Skip it — 48/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **b12 250 mcg market data**
- **Units sold / yr**
- **6K–8K**
- avg 250–500/product
- **Revenue / yr**
- **$65K–$87K**
- units × avg price
- **Conversion rate**
- **12.4%**
- **Avg BSR**
- **#379**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **63%**
- **Out of stock**
- **3.3%**
- **Avg brand age**
- **110 months**
- **Avg seller age**
- **152 days**
## **Competition & brand share**
The top 5 products take 50% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**10 **▼falling
**Sellers**
**66**
**Top-5 brand share**
**83%**
Top 20: 100%
**Top-5 click share**
**50%**
Top 20: 100%
**Open market**
**13%**
- Carlyle26% - MASON NATURAL22% - Nature's Blend17% - Nature Made10% - Nature's Bounty8% - Life Extension4% - Open — no brand owns it (4 brands, 13%)
## **Demand**
Weekly Amazon search volume, last 22 weeks — +8.6% search growth over the last 90 days.
1K800Mar '26Mar '26Apr '26May '26May '26Jun '26Jul '26
[**Open Trend **](https://flapen.com/research/us/health-household/b12-250-mcg/trend)
## **Top b12 250 mcg search terms**
- **b12 250 mcg**11K/yr+12.2%9.2% conv. - **b12 100 mcg**10K/yr+8.3%11.0% conv. - **vitamin b12 100 mcg**8K/yr+20.9%12.4% conv. - **vitamin b12 250 mcg**7K/yr+13.6%9.2% conv. - **b12 low dose**4K/yr+2.7%5.1% conv. - **b12 100mcg**3K/yr+13.2%11.6% conv. - **vitamin b12 50 mcg**3K/yr-6.0%8.8% conv. - **b12 50 mcg**3K/yr-15.2%7.9% conv. [**All search terms **](https://flapen.com/research/us/health-household/b12-250-mcg/search-terms)
## **Top b12 250 mcg 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%$7K20%$13K30%$20K40%$27K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 19 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Carlyle Vitamin B12 100mcg | 200 Tablets | Essential Vitamin Supplement**Carlyle**$7.02**4.7★455 rev](https://www.amazon.com/dp/B0B64JX9M7) [2**Mason Vitamins Mason B 12 250mcg Tablets**MASON NATURAL**$8.69**4.5★104 rev](https://www.amazon.com/dp/B005239YAW) [3**NAT B Vitamin B-12 TB 100MCG 100**Nature's Blend**$8.02**4.7★145 rev](https://www.amazon.com/dp/B005239LG4) [4**Natures Blend NAT B Vitamin B12 TB 100 Count**Nature's Blend**$8.55**4.6★328 rev](https://www.amazon.com/dp/B005239KVU) [5**Mason Vitamins Mason Vitamin B 12 250mcg Tablets**MASON NATURAL**$7.57**4.6★232 rev](https://www.amazon.com/dp/B008FCK1OA)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Carlyle Vitamin B12 100mcg | 200 Tablets | Essential Vitamin Supplement**Carlyle**$7.02**455 rev4y ago](https://www.amazon.com/dp/B0B64JX9M7) [**MASON NATURAL Vitamin B12 50 mcg with Calcium 300 Day Supply**MASON NATURAL**$13.29**121 rev4y ago](https://www.amazon.com/dp/B0B5B4K3ZM) [**Natures Bounty Vitamin B12 Gummies Dietary Supplement Supports Energy Metabolism and Nervous System Health Mixed Berry Flavor 500mcg 90 Gummies**Nature's Bounty**$17.91**908 rev8y ago](https://www.amazon.com/dp/B07BHTWW49) [**Nature Made Vitamin B12 500 mcg Dietary Supplement for Energy Metabolism Support B12 Vitamins 500 mcg 100 Tablets 100 Day Supply**Nature Made**$9.15**17,365 rev8y ago](https://www.amazon.com/dp/B00CYTXSLI) [**Natures Blend Vitamin B12 100 mcg Tablets - 100 ct Pack of 2**Nature's Blend**$13.30**409 rev9y ago](https://www.amazon.com/dp/B073V34JKJ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Natures Bounty Vitamin B12 Gummies Dietary Supplement Supports Energy Metabolism and Nervous System Health Mixed Berry Flavor 500mcg 90 Gummies**Nature's Bounty**$17.91**4.6★**▲ 107%**](https://www.amazon.com/dp/B07BHTWW49) [**NAT B Vitamin B-12 TB 100MCG 100**Nature's Blend**$8.02**4.7★**▲ 45%**](https://www.amazon.com/dp/B005239LG4) [**Mason Vitamins Mason B 12 250mcg Tablets**MASON NATURAL**$8.69**4.5★**▲ 41%**](https://www.amazon.com/dp/B005239YAW) [**Life Extension Vitamin B12 Methylcobalamin 500mcg - Vitamin B12 Supplement for General Energy and Brain Health - Sugar Free Vegetarian Lozenges Dissolve in Your Mouth - Once Daily - 100 Count**Life Extension**$6.26**4.7★**▲ 37%**](https://www.amazon.com/dp/B00028N1QU) [**MASON NATURAL Vitamin B12 50 mcg with Calcium 100 Day Supply**MASON NATURAL**$8.20**4.7★**▲ 22%**](https://www.amazon.com/dp/B008FCJZTC)
**~~View all trending →~~**
## **What buyers say about b12 250 mcg**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**26%
*“Good quality in this supplement”*
**Value For Money**13%
*“Very affordable”*
**Vitamin**12%
*“Great vitamin”*
**Advertised Vs Actual Product**5%
*“Works as advertised”*
**Energy Level**5%
*“Amazing energy boost”*
**Efficiency**4%
*“Effective”*
**Ease Of Use**4%
*“They are easy to use”*
**Ease Of Chewing/Swallowing**4%
*“pretty much swallow them”*
**Taste-Overall**3%
*“No odor or aftertaste”*
**Side Effects**3%
*“I actually feel a substantial effect about a half hour after taking which lasts many hours”*
### **What buyers complain about **
**Solubility**10%
*“Slow to dissolve”*
**Taste-Overall**9%
*“I think I've isolated the taste to a fake coconut flavor”*
**Vitamin**7%
*“It is an over hyped supplement”*
**Dosage**6%
*“I was sick of taking ones that you dissolve under the tongue”*
**Allergies**6%
*“Poor quality has chemicals added that Im allergic to”*
**Value For Money**5%
*“Ordered a cheaper brand”*
**Absorbency**4%
*“who don't absorb enough”*
**Calcium**3%
*“I've been getting these for years because it's hard to find B12 in low amounts such as 50 mcg”*
**Side Effects**3%
*“I had to stop taking them, though, because I was overdosing on the B12, which was causing my back to break out terribly with cystic acne”*
**Ease Of Chewing/Swallowing**3%
*“I choked down a couple by chewing”*
### **Top return reasons **
**Dosage**50%
**Ease Of Use**50%
## **Common questions**
- **Is b12 250 mcg profitable to sell on Amazon United States?**
- The niche generates $67K/yr across 19 tracked products. 90-day search growth is +8.6%. Flapen's verdict: Skip it (48/100).
- **How competitive is the b12 250 mcg niche?**
- 10 brands and 66 sellers compete. The top 5 products take 50% of clicks and top 5 brands hold 83% of demand.
- **What do buyers complain about in b12 250 mcg?**
- Top complaints mined from reviews: Solubility, Taste-Overall, Vitamin. The return rate is 0.0%.
- **What does it cost to enter the b12 250 mcg niche?**
- Listings span $5.33–$23.94; the average listing price is $10.87 (sweet spot $15–$100). The average incumbent carries 3,386 reviews — the moat a new listing must climb.
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