About Our Pens
✔ No Mixing. No Guesswork.
Pre-dosed pen format eliminates manual mixing and measuring, reducing user error and stress.
✔ Precision Dosing, Every Time
Factory-calibrated dosing delivers consistent amounts for more predictable results.
✔ Batch-Tested Quality (COA Verified)
Every batch is independently tested and verified with a Certificate of Analysis for potency, purity, and quality.
✔ Manufactured Under GMP Standards
Produced in GMP-certified facilities for consistent, high-quality manufacturing you can trust.
✔ Up to 2-Year Refrigerated Stability
Long shelf life means less waste, fewer replacements, and better value.
✔ Cleaner & Safer Delivery
Sealed pen cartridges reduce handling, thereby lowering the risk of contamination.
✔ Consistent Results, Less Variability
Standardized dosing and manufacturing reduce batch-to-batch and user variability.
✔ Designed for Convenience & Peace of Mind
Simple storage, easy administration, and quality control handled for you.
Feature
No mixing required
Is it ready-to-use or needs prep?
Traditional Vials
My Peptide List Pens
❌
Requires reconstitution and careful measuring before each use.
✔
Pre-filled, pre-dosed pen — just dial and inject.
Pre-dosed & accurate
Will you get the same dose every time?
❌
Doses can vary if measured incorrectly.
✔
Factory-calibrated for precise, consistent dosing every time.
Sealed, low contamination
Is it handled safely?
❌
Multiple handling steps increase contamination risk.
✔
Sealed cartridges reduce exposure and contamination.
Consistent results
Will the peptide perform as expected?
❌
Results can fluctuate due to dosing or handling errors.
✔
Standardized dosing and manufacturing ensure predictable outcomes.
Long shelf life
How long can it be stored?
❌
Short after mixing; often expires in days or weeks.
✔
Stable up to 2 years when refrigerated.
Minimal waste
Are leftover doses wasted?
❌
Leftover solution and syringe dead-space are common.
✔
Pre-dosed pens minimize waste; use only what you need.
Batch-tested quality (COA verified)
Can you trust what’s inside?
❌
Testing not always clear; quality may vary.
✔
Each batch comes with a Certificate of Analysis verifying potency and purity.
GMP manufacturing
How consistent is the production?
❌
Varies widely by lab and supplier.
✔
Produced in GMP-certified facilities for consistent high quality.
Completely synthetic, bioreactor-made
Where does it come from?
❌
Often uses partially natural or mixed sources; variable purity.
✔
Fully synthetic peptides made in a bioreactor — consistent, high-purity ingredients.
Peace of mind / simple to use
Is it easy and reliable?
❌
You’re responsible for mixing, dosing, and storage.
✔
My Peptide List handles dosing, quality, and storage for you.