TB-500 Auto-Injection Pen

Buy TB-500 Auto-Injection Pen

Made to order. The TB-500 Auto-Injection Pen is the easiest way to buy TB-500: it arrives prefilled and sealed, so there is no powder to mix, no bacteriostatic water and no syringes to fill. Just dial, click and you’re done. Ships Monday–Thursday only, as soon as it’s made.

❄️ Made to order & cold-shipped Monday–Thursday only. Every pen and cartridge is made to order and shipped as quickly as we can. To keep it cold and fresh, pens and cartridges ship Monday through Thursday so they never sit in a carrier warehouse over the weekend. Orders placed after 4:00 PM ET Thursday ship the following Monday.

Why Choose the Auto-Injection Pen

• Zero prep. Prefilled and sealed — no reconstitution, no bacteriostatic water, no vial-to-syringe transfer.
• Dial, click, done. Set the dial, press, and the pen does the rest. No drawing up, no measuring by eye.
• Complete and portable. A standalone pen that fits in a pocket or bag — nothing else to buy.
• Fast delivery. Made to order. Every pen ships 2-Day with tracking and lands 2 business days after it ships.
• Quality you can check. Certificate of analysis available on request.
• Rewards on every order. Registered customers earn loyalty points.

Key Specifications

Product	TB-500 Auto-Injection Pen
Format	Prefilled auto-injection pen
Sizes	As listed on this page
Preparation	None. No reconstitution required
Testing	Certificate of analysis available on request
Availability	Made to order
Shipping	2-Day with tracking — arrives 2 business days after it ships (U.S. and Canada)

About TB-500

TB-500 is a synthetic peptide based on a fragment of thymosin beta-4, a protein found in most human and animal cells. It is studied in laboratory research on cell migration and tissue signaling. It is not FDA-approved.

Testing and Certificates of Analysis

Certificates of analysis are available on request. Email info@myglp1store.com with the product name and we will send it.

Pen vs. Vial vs. Cartridge

Auto-Injection Pen (this listing)	Complete prefilled pen. Nothing to mix, nothing else to buy.
Lyophilized vial	Powder that must be reconstituted with bacteriostatic water. See the full shop.
Pen cartridge	Prefilled cartridge for a reusable pen. See pen cartridges.

Browse every format in Peptide Pens.

Shipping

Every pen ships 2-Day with tracking. Ships Monday–Thursday only, as soon as it’s made. Need it even sooner? Choose Next Day at checkout. Canada orders ship Express. Registered customers earn loyalty points on every order.

Frequently Asked Questions

Is the TB-500 pen made to order?

Yes. TB-500 pens are made to order and ship from the U.S. 2-Day with tracking — ships Monday–Thursday only, as soon as it’s made.

How easy is the pen to use?

Very. It comes prefilled, so there is nothing to mix or measure. Set the dial, click, and you’re done.

Is the pen prefilled?

Yes. It arrives prefilled and sealed. There is nothing to reconstitute.

Do I need anything else?

No. This is a complete, standalone pen.

How do I get a certificate of analysis?

Email info@myglp1store.com with the product name.

Where do you ship?

To U.S. and Canadian addresses, with tracking. Pens ship 2-Day; Canada ships Express.

For research use only. Not FDA-approved.