---
title: "B12 Injections — $73K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/b12-injections"
last_updated: "2026-08-09T15:22:23.962Z"
locale: en
meta:
description: "Niche score 41/100 · $73K/yr market · 216K searches/yr · $25.19 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 41/100 · $73K/yr market · 216K searches/yr · $25.19 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "B12 Injections — $73K/yr Amazon US Niche (2026) - Flapen"
---
# **b12 injections**
**Skip it**
Weak search conversion (1.3%) — this niche doesn't clear our bar today.
Market size 18Growth 20Conversion 17Competition 20Returns 100Price range 83Avg price 95Brand share 42Review moat 29Quality gap 57
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$25.19**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$8.50–$50.51**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****80%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Okay****3,592.13**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-9.4%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****75%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$73K**
$73K/yr · 216K searches
**Conversion**
**Bad****1.3%**
search→purchase rate — share of searches ending in a sale
**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 injections is a $73K/yr Amazon United States market (216K searches/yr). The top 5 brands hold 80% of demand. Demand peaks in Jan–Feb–Dec. Verdict: Skip it — 41/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **b12 injections market data**
- **Units sold / yr**
- **3K–4K**
- avg 100–250/product
- **Revenue / yr**
- **$76K–$101K**
- units × avg price
- **Conversion rate**
- **1.3%**
- **Avg BSR**
- **#336**
- **Page quality**
- **0%**
- **Prime**
- **88%**
- **Sponsored**
- **94%**
- **Out of stock**
- **4.7%**
- **Avg brand age**
- **75 months**
- **Avg seller age**
- **159 days**
## **Competition & brand share**
The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**13 **▼falling
**Sellers**
**82**
**Top-5 brand share**
**80%**
Top 20: 100%
**Top-5 click share**
**75%**
Top 20: 100%
**Open market**
**16%**
- Generic34% - Designs for Health18% - Neurobion13% - VITBOOST8% - NOW Foods6% - PROTOCOL FOR LIFE BALANCE4% - Open — no brand owns it (7 brands, 16%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -9.4% search growth over the last 90 days.
18K13KSpike '24Spike '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb, Dec · busiest ÷ quietest = 2.6×
[**Open Trend **](https://flapen.com/research/us/health-household/b12-injections/trend)
## **Top b12 injections search terms**
- **b12 injections**44K/yr+6.0%0.7% conv. - **b12 injections for humans**39K/yr-19.6%1.4% conv. - **b12 shots injections**29K/yr-7.2%1.4% conv. - **injectable b12**20K/yr-10.8%1.5% conv. - **b12 injectable**9K/yr+2.8%0.9% conv. - **b12 injection**9K/yr+10.1%0.8% conv. - **vitamin b12 injectable**6K/yr-0.2%1.2% conv. - **vitamin b12 injections**8K/yr-13.7%0.8% conv. - **vitamin b12 shots injection at home**5K/yr-19.3%2.2% conv. - **inyecciones de vitamina b12**6K/yr-22.6%0.4% conv. [**All search terms **](https://flapen.com/research/us/health-household/b12-injections/search-terms)
## **Top b12 injections 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%$15K30%$22K40%$29K1101001K10K100K 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**B12 Solution 5mL 6 Pack - Daily Nutrient Support for Energy & Vitality Balanced Formula with Sodium Chloride**Generic**$19.94**4.0★20 rev](https://www.amazon.com/dp/B0H1MHZ326) [2**Designs for Health Trifolamin B12 + Folate Lozenges - 3000mcg B12 (Three Forms) + MTHF Methylfolate Supplement - Delicious Orange Flavor Fast-Dissolve Tablets (60 Lozenges)**Designs for Health**$50.51**4.7★396 rev](https://www.amazon.com/dp/B01FRB70KO) [3**Neurobion Extra Forte B12 10 000 mcg Liquid Dietary Supplement - High Potency B Complex Drinkable Oral Vials for Extreme Energy Support Complex Easy Oral Drinkable10 Vials**Neurobion**$33.81**4.6★3,411 rev](https://www.amazon.com/dp/B0811726LB) [4**VITBOOST Vitamin B12 Liquid Drops - 60 x 5000 mcg Vegan B12 Sublingual**VITBOOST**$19.05**4.6★11,650 rev](https://www.amazon.com/dp/B07DQ6T4XS) [5**Designs for Health B12 Tricobalamin Lozenges - 3000mcg Triple B12 Quick Dissolve Tablets with Methylcobalamin Adenosylcobalamin + Hydroxocobalamin - Natural Orange Flavor (60 Lozenges)**Designs for Health**$46.62**4.8★301 rev](https://www.amazon.com/dp/B0754KQ9MD)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**B12 Solution 5mL 3 Pack - Daily Nutrient Support for Energy & Vitality Balanced Formula with Sodium Chloride**Generic**$14.97**4 rev2mo ago](https://www.amazon.com/dp/B0H1R12C73) [**B12 Solution 5mL 6 Pack - Daily Nutrient Support for Energy & Vitality Balanced Formula with Sodium Chloride**Generic**$19.94**20 rev2mo ago](https://www.amazon.com/dp/B0H1MHZ326) [**NUSAVA (2 Pack) Vitamin B12 Liquid Drops with B6 B1 Niacin & Folate B12 Sublingual Vitamin B Complex Methylcobalamin 5000 mcg for Energy Brain & Heart Support Raspberry Flavor 80 Servings**NUSAVA**$25.04**8,208 rev3y ago](https://www.amazon.com/dp/B0C9JX95NV) [**B12 Patches (Pack of 36) - 100% Natural Vitamin Patches for Women Energy Focus & Body Support Self-Adhesive Transparent Patches - Enhanced Formula**Spirit Patches**$18.94**240 rev3y ago](https://www.amazon.com/dp/B0BW64GWNF) [**Vita Sciences Vitamin B12 Patch - Extra Strength Formula for Men and Women 1 Month Supply. Boost Energy Focus Memory & Metabolism**Vita Sciences**$22.88**549 rev5y ago](https://www.amazon.com/dp/B08FCX59F2)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**B12 Solution 5mL 3 Pack - Daily Nutrient Support for Energy & Vitality Balanced Formula with Sodium Chloride**Generic**$14.97**3.7★**▲ 181%**](https://www.amazon.com/dp/B0H1R12C73) [**B12 Solution 5mL 6 Pack - Daily Nutrient Support for Energy & Vitality Balanced Formula with Sodium Chloride**Generic**$19.94**4.0★**▲ 180%**](https://www.amazon.com/dp/B0H1MHZ326) [**PROTOCOL FOR LIFE BALANCE Nutri-Dose B-12 10 000mcg - Liquid Vitamin B-12 - for Energy Nerve Health & Metabolism Support* - with Folate & Biotin - Convenient Vials - High Potency B-12-12**PROTOCOL FOR LIFE BALANCE**$28.48**4.3★**▲ 102%**](https://www.amazon.com/dp/B0074P3T7U) [**Designs for Health Trifolamin B12 + Folate Lozenges - 3000mcg B12 (Three Forms) + MTHF Methylfolate Supplement - Delicious Orange Flavor Fast-Dissolve Tablets (60 Lozenges)**Designs for Health**$50.51**4.7★**▲ 48%**](https://www.amazon.com/dp/B01FRB70KO) [**Designs for Health B12 Tricobalamin Lozenges - 3000mcg Triple B12 Quick Dissolve Tablets with Methylcobalamin Adenosylcobalamin + Hydroxocobalamin - Natural Orange Flavor (60 Lozenges)**Designs for Health**$46.62**4.8★**— 7%**](https://www.amazon.com/dp/B0754KQ9MD)
**~~View all trending →~~**
## **What buyers say about b12 injections**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**15%
*“Great quality B complex”*
**Taste-Overall**14%
*“taste great and is easy to take”*
**Vitamin**13%
*“It's a very great supplement vitamin”*
**Energy Level**13%
*“Energy Boost”*
**Ease Of Use**5%
*“Ease of use”*
**Value For Money**4%
*“Good value”*
**Advertised Vs Actual Product**4%
*“Just as advertised”*
**Efficiency**4%
*“Works as good as injections”*
**Flavor**3%
*“The flavor is very yummy”*
**Absorbency**2%
*“Easily Absorbed”*
### **What buyers complain about **
**Taste-Overall**35%
*“taste is a bit strong”*
**Smell**15%
*“Strong odor”*
**Functionality-Overall**4%
*“It doesnt do for you”*
**Energy Level**4%
*“I felt absolutely no increase in energy”*
**Vitamin**4%
*“The worst B-vitamins I have ever taken”*
**Dosage**4%
*“The 5000 MG recommended dose is insane”*
**Pain Relief-Overall**2%
*“Pain”*
**Flavor**2%
*“I dont like the flavor”*
**Side Effects**1%
*“Unknowingly took recommended dosage and ended up at doctor getting EKG for having heart palpitations and anxiety”*
**Dilute/Watery**1%
*“even with diluting in water”*
### **Top return reasons **
**Leak-Proof**50%
**Advertised Vs Actual Product**12%
**Value For Money**8%
**Size-Overall**8%
**Defective Material/Parts**4%
**Functionality-Overall**4%
**Smell**4%
**Escape Proof**4%
**Taste-Overall**4%
**Ingredients-Overall**4%
## **Common questions**
- **Is b12 injections profitable to sell on Amazon United States?**
- The niche generates $73K/yr across 16 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -9.4%. Flapen's verdict: Skip it (41/100).
- **How competitive is the b12 injections niche?**
- 13 brands and 82 sellers compete. The top 5 products take 75% of clicks and top 5 brands hold 80% of demand.
- **What do buyers complain about in b12 injections?**
- Top complaints mined from reviews: Taste-Overall, Smell, Functionality-Overall. The return rate is 0.0%.
- **When does demand for b12 injections peak?**
- Demand peaks in Jan–Feb–Dec; the busiest month runs 2.6× the quietest.
- **What does it cost to enter the b12 injections niche?**
- Listings span $8.50–$50.51; the average listing price is $25.19 (sweet spot $15–$100). The average incumbent carries 3,592 reviews — the moat a new listing must climb.
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