Press ESC to close

Peptide Lab App Log in Articles Guide Products
More Peptide Tracker Calculator Best Calculators Peptide Statistics Contact Newsletter
Français English Deutsch Español Português العربية Italiano Polski 한국어 日本語 中文 RU
Professional App

Peptide Lab

The complete app to reconstitute, track, and optimize your peptide protocol. Available in 12 languages.

Peptide Lab Lifetime — one payment, no subscription, yours forever · $49

Stop burning $60 vials on guesswork.

Peptide Lab turns your research protocol into a system: exact syringe units, a 14-site rotation map, half-life curves and smart reminders, all in one app, in 12 languages.

One-time payment · yours forever · 30-day money-back guarantee ·

Already using Peptide Lab? Log in →

Injection sites
The problem

Your protocol is only as good as your records.

Most researchers run serious protocols on memory, sticky notes and a half-broken spreadsheet. That's where money and data quietly leak.

Rotation
“Which site did I use on Tuesday?”

Without rotation tracking you reuse the same spots without noticing, and you only find out from the irritation.

Reconstitution
“So… how many units do I draw?”

Doing mg → ml → syringe-units conversions in your head, with a $60 vial on the line. One slip wastes the whole vial.

Results
“Is this even doing anything?”

No weight log, no side-effect log, no timeline: that means no signal. Months of protocol, zero usable data.

Do the math

One wasted vial costs more than the app. Forever.

Research peptides typically run $40–$80 per vial. A single reconstitution mistake, a forgotten vial past its date, or a broken rotation is money in the trash.

$40–80

One vial, wasted once by a bad calculation or a forgotten expiry date.

VS
$49

Peptide Lab Lifetime. Paid once, tracks every vial you'll ever log.

What you get

One payment. Everything included.

Every feature below exists today. The badges show exactly what's free and what's Lifetime: no surprises after signup.

Free forever

The exact dose, every time

Enter mg, water and your target dose — Peptide Lab gives you the exact volume and syringe units. No mental math, no wasted vial.

The exact dose, every time
  • Reconstitution calculator: mg + water + dose → exact syringe units Free forever
  • 14-site body map with color-coded rotation Free forever
  • 10-chapter reconstitution course included Lifetime
  • Unlimited peptides & injection logs Lifetime
  • Weight tracking with trend charts Free forever
  • Half-life curves per peptide Free forever
  • 12 languages, works on any phone or laptop, no download Free forever
  • Smart dose reminders per protocol Lifetime
  • Vial expiry & remaining-dose tracking Free forever
  • Side-effects journal with severity & timing Free forever
Pricing

Free to start. One payment for everything, forever.

No subscription, no renewal. Start free, upgrade once, keep it for life.

Free

$0
forever · no credit card
  • Reconstitution calculator
  • 14-site body map & half-life curves
  • Unlimited weight tracking
  • 3 active peptides
  • 10 injection logs
Start my free lab for $0
One-time payment · lifetime

Lifetime

$49 $99
one-time payment · lifetime access · all future updates
  • Everything in Free, plus:
  • 14-site body map with color-coded rotation
  • Unlimited peptides & injection logs
  • Half-life curves per peptide
  • Smart dose reminders per protocol
  • Side-effects journal with severity & timing
  • Vial expiry & remaining-dose tracking
  • All future updates included
Get Lifetime access for $49

🛡 30-day money-back guarantee. If it doesn't make your protocol cleaner, one email gets you a full refund. No questions, no forms.

A note on honesty: Peptide Lab launched in 2026, so we won't show you “1,800 five-star reviews”. You've seen those pages, and so have we. It's built by Klow Peptide, the peptide education site publishing PubMed-sourced articles in 12 languages. The price is real, the countdown is real (it won't reset when you refresh), and the guarantee is real.

Your next vial deserves better records.

Lock in Lifetime at $49.

One-time payment · 30-day guarantee ·

Disclaimer. Peptide Lab is an organizational and educational tool intended for research purposes. It does not provide medical advice, diagnosis, treatment, or dosage recommendations. Peptides referenced are research compounds not approved for human consumption. Always comply with the laws and regulations applicable in your jurisdiction.

Frequently Asked Questions

Is this a subscription?
No. Lifetime is a single one-time payment of {price}. You never pay again, and all future updates are included.
What exactly is free forever?
The reconstitution calculator, the 14-site body map, half-life curves, the side-effect journal, weight tracking, plus 3 active peptides and 10 injection logs. The full reconstitution course and smart reminders come with Lifetime.
Is this a subscription?
No. Lifetime is one payment, {price}, with no subscription and no auto-renewal. What you pay once is yours forever.
Do I need to install anything?
No. Peptide Lab is an installable web app: open it in your browser, add it to your home screen if you want. Works on iPhone, Android, tablets and laptops.
Does the app tell me what dose to take?
No, and be wary of any product that does. Peptide Lab is a research organization tool: it converts the values you enter into syringe units and tracks your protocol. It provides no medical advice and no dosage recommendations.
What if it is not for me?
30-day money-back guarantee. Reply to any of our emails and we refund you in full. No questions, no forms.