Peptide Pen
PassPeptide Pen scores 65 out of 100, a Pass. Shoppers spend an estimated $32K a year here, search demand grew +111.9% this quarter, and an estimated 0.0% of orders come back.
- Flapen Score
- 65 / 100Top 4% of 740 Business, Industry & Science niches · +16 vs the category median of 4965
- Market size
- £32K/yr59K searches / yr
- 90-day growth
- +111.9%search demand this quarter
- Competition
- 53%top-5 click share · 14 brands · 15 sellers
Flapen Score
Peptide Pen against its category
The dotted line is the Business, Industry & Science average. Past it, Peptide Pen is stronger. Inside it, weaker.
Market
The Peptide Pen market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Peptide Pen 59K times last year and spent an estimated £32K. The top 5 brands take 64% of clicks. Flapen scores it 65 out of 100, a Pass.
01 · Demand
An estimated 2.0% of those searches ended in a purchase.
Shoppers searched for this 59K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 2.0% of those searches ended in a purchase. Searches in the last 90 days moved +111.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated £32K a year.
- Searches, last 12 months
- 59K
- Growth, 90 days vs prior 90
- +111.9%
- Conversion, latest week
- 2.0%
- Market size, estimated
- £32Ka year
- Top search term
- peptide pen37K searches a year
02 · Price
A sale here is worth £27.46.
Listings sell for £27.46 on average, from £9.28 to £49.40. Amazon reports units sold in ranges. This niche sold 1K to 1K a year. The average listing sells 0 to 100 of them. At £27.46 that is £0 to £3K a year per listing.
- Average price
- £27.46inside the $15 to $100 sweet spot
- Price range
- £9.28–£49.40
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 1K–1K
- Units per listing a year
- 0–100
- Revenue per listing a year
- £0–£3K
- Returns
- 0.0%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
84% of listings pay for placement with sponsored ads. 79% ship with Prime. On an average day, 21.1% of listings are out of stock. The average listing ranks #311 within Lab & Scientific Products. It carries 5 reviews at 4.15 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 84%
- Prime listings
- 79%
- Out of stock, average day
- 21.1%
- Average rank
- #311in Lab & Scientific Products
- Average rating
- 4.15 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 5per listing
- Listings tracked
- 19
04 · Newcomers
2 of last year's 19 launches cleared the first-year sales bar.
19 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 20 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 19
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 20 months
Products
Top Peptide Pen products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 21, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Precision Peptides Reusable Peptide Pen Kit Best Adjustable Peptide Pen in The UK | Refillable 3ml Cartridge Precision Dosing Eco-Friendly Design Fast UK Tracked Delivery
- Price
- £15.72
- Rating
- 4.1/5
- Reviews
- 16
- Age
- 9mo ago
60 Unit Peptide Pen Research Reusable Peptide Pen Injector with Protect Case Clear Scale Design Universal Compatibility for 3ml Cartridges (Green)
- Price
- £35.00
- Rating
- 4.2/5
- Reviews
- 8
- Age
- 4mo ago
60 Unit Peptide Pen and Case Reusable Pen Injector with 3ML Pen Cartridge Style Vials*2 Black
- Price
- £34.04
- Rating
- 4.7/5
- Reviews
- 5
- Age
- 3mo ago
Reusable Insulin/Peptide Pen Injector with Hard-Shell Travel Case Compatible with Standard 3ml Cartridges Compact and Portable Kit
- Price
- £27.84
- Rating
- 5.0/5
- Reviews
- 4
- Age
- 3mo ago
Meterbox 80 Unit Reusable Peptide Pen Injector Portable V1 Pen with Case Compatible with 3ML for Use (Dark Green)
- Price
- £30.66
- Rating
- 3.0/5
- Reviews
- 6
- Age
- 4mo ago
Trending
estimated 90-day click momentum
60 Unit Reusable Peptide Pen with Protect Case Portable Clear Scale Design(Silver)
- Price
- £14.71
- Rating
- 1.0/5
- Reviews
- 1
- Age
- 2mo ago
Bafutayawa Insulin Pen Case Peptide Box Refrigerator Ampullarium Small 63 Slot Insulin Case Organiser for 3ml Vials with Mesh Pocket Ampoule Bag
- Price
- £9.28
- Rating
- 4.6/5
- Reviews
- 7
- Age
- 4mo ago
Reusable Peptide Pen Kit Best Adjustable Peptide Pen in The UK | Refillable 3ml Cartridge Precision Dosing Eco-Friendly Design Fast UK Tracked Delivery
- Price
- £15.89
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 4mo ago
Hounyou 60 Unit Reusable Peptide Pen Insulin Pen with Adjustable Dose Dial Compatible Clear Scale Design (Blue)
- Price
- £17.34
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 2mo ago
80 Unit Reusable Peptide Pen Injector with Protect Case Clear Scale Design (Black)
- Price
- £33.57
- Rating
- 4.6/5
- Reviews
- 7
- Age
- 2mo ago
Newest
by launch date
Peptide/Insulin Mega Kit Bundle with V3 Reusable Precision Dosing Pen 10 Sterile 3ml Glass Cartridge Vials 10 BD Micro-Fine Needles 10 Alcohol Prep Pads and Hard Travel Case
- Price
- £49.40
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 1mo ago
80 Unit Reusable Peptide Pen Injector Device Injection Pen with Adjustable Dose Dial Compatible Clear Scale Design and Protect Case
- Price
- £32.55
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 2mo ago
80 Unit Reusable Peptide Pen Injector with Protect Case Clear Scale Design (Black)
- Price
- £33.57
- Rating
- 4.6/5
- Reviews
- 7
- Age
- 2mo ago
60 Unit Reusable Peptide Pen Injector Include 2pcs 3mL Cartridges and Protect Case Clear Scale Design
- Price
- £35.02
- Rating
- 4.2/5
- Reviews
- 7
- Age
- 2mo ago
Hounyou 60 Unit Reusable Peptide Pen Insulin Pen with Adjustable Dose Dial Compatible Clear Scale Design (Blue)
- Price
- £17.34
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 2mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 53% of clicks. Leaders hold, but buyers still shop past them.
Brands
14 rising
Sellers
15
Est. top-5 brand share
64%
Top 20: 100%
Est. top-5 click share
53%
Top 20: 100%
Open market
28%
- PRECISION PEPTIDES21%
- zerown15%
- Generic11%
- LabForge10%
- Meterbox8%
- searvgrh8%
Search terms
Top Peptide Pen search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- peptide pen37K/yr
- reusable peptide pen5K/yr
- reusable peptide injection pen6K/yr
- reusable injection pen for peptides4K/yr
- peptide pen kit3K/yr
- precision peptides3K/yr
Reviews and returns
What reviews say buyers love and hate about Peptide Pen
We read the reviews and the return reasons for every product selling here.
“Doesn't work”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
19 topics
Keep looking
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Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Peptide Pen questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data