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TB500 5mg
Batch COA available on requestLast reviewed: October 2026
PeptidesIn stock

TB500 5mg

Thymosin beta-4 (TB-500) · 1 vial per order

$80.00 CAD$16.00 per mg

Buy TB500 5mg (Thymosin Beta-4) online in Canada. High-purity research peptide for accelerated wound healing, reduced inflammation, and enhanced tissue repair. Order from SteroidsCanada.is – 98%+ HPLC-tested purity, discreet packaging, and fast Canadian delivery.

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Free shipping on orders over $300 CAD. Add $220 more with this item to qualify.

Needed with this: Bacteriostatic waterPowder vials are mixed with bacteriostatic water before use. $50Add

Delivery guaranteed: lost or seized, we reship your order free. Delivery policy

Order before 2 PM EST (Mon–Fri) and it ships today by Canada Post Xpresspost, with tracking.
Ships from CanadaNo border, no customs delays
Discreet packagingPlain box, no product names
Lab testedCOA available on request
Free shippingOn orders over $300 CAD
CompoundThymosin beta-4 (TB-500)
Strength5 mg per vial
Per order1 vial · 5 mg
FormLyophilized powder (vial)
Value$16.00 per mg

What TB500 5mg is

TB-500 is a synthetic peptide based on the active region of thymosin beta-4, a protein found in almost every cell in the body that helps cells move and organize their internal scaffolding. Each vial contains 5 mg of freeze-dried powder for mixing with bacteriostatic water.

It’s widely used for recovery from injuries, often alongside BPC-157. The supporting evidence comes from animal studies and from trials of the full thymosin beta-4 protein, not TB-500 itself. It isn’t approved as a medicine. Here’s what’s known and what isn’t.

Specifications

CompoundThymosin beta-4 (TB-500)
Strength5 mg per vial
Pack size1 vial
Total per order5 mg
FormLyophilized powder (vial)
SKUTB500-5MG-V2

How it works

  • Binds actin, a building block of the cell’s skeleton, which helps cells migrate to injury sites.
  • Supports new blood vessels and reduces inflammation in animal models of heart, skin and eye injury.
  • TB-500 versus thymosin beta-4: TB-500 is a short fragment; most published research used the full protein, so results may not carry over.

Side effects and risks

Short-term side effects appear uncommon, but human data for TB-500 itself is essentially absent.

Little human data

No controlled human trials of TB-500 have been published.

Cancer question

Thymosin beta-4 promotes cell migration and blood vessel growth, and higher levels have been found in some tumours. Whether TB-500 affects cancer risk is unknown.

Fatigue and headache

Occasionally reported by users after injections.

Injection sites

Redness or soreness. Use sterile technique and rotate sites.

Banned in sport

TB-500 is on the World Anti-Doping Agency’s prohibited list, and racehorse trainers have been sanctioned for it.

Don’t use it if you

Have active cancer or a history of it, are pregnant or breastfeeding, are under 18, or compete in tested sport.

Before you use it

  • Get a diagnosis for any significant injury; some need imaging or surgery.
  • Keep up physiotherapy: loading is what remodels tendons and ligaments.
  • Use sterile supplies for every draw and injection.
  • Tell your doctor what you’re using.

Dosing information

Clinical reference. TB-500 has no approved or trial-established human dose.

Talk to a doctor before use.

Mixing math. Adding 2 ml of bacteriostatic water to the 5 mg vial gives 2.5 mg per ml. On a U-100 insulin syringe:

  • 0.5 mg = 0.2 ml = 20 units
  • 1 mg = 0.4 ml = 40 units
  • 2.5 mg = 1 ml = 100 units

Mixing and storage

  • Bacteriostatic water and syringes are sold separately; see Pairs well with below.
  • Add the water slowly down the side of the vial and swirl gently until clear.
  • Keep unmixed and mixed vials in the fridge (2–8 °C), away from light.
  • Don’t freeze a mixed vial.

Pairs well with

Bacteriostatic water
Bacteriostatic waterBacteriostatic water · 5.0 ★ (4)

Shipping across Canada

Every order ships from inside Canada, so there's no border crossing and no customs delay.

  • Dispatch: same day for orders placed before 2 PM EST, Monday to Friday
  • Carrier: Canada Post Xpresspost, with tracking
  • Cost: free on orders over $300 CAD
  • Packaging: plain outer box, no product names or branding
  • Payment: Interac e-Transfer or crypto

Common questions

TB-500 or BPC-157?

They’re thought to work differently: BPC-157 on blood vessel growth and growth hormone receptors, TB-500 on cell migration. Many people use both, but neither has strong human evidence.

Is TB-500 the same as thymosin beta-4?

No. TB-500 is a synthetic fragment of thymosin beta-4. Most of the research was done on the full protein.

Where is it injected?

Usually under the skin. There’s no good evidence that injecting near the injury works better.

How fast is shipping in Canada?

Orders placed before 2 PM EST, Monday to Friday, ship the same business day by Canada Post Xpresspost, with tracking.

Is TB-500 legal in Canada?

TB-500 isn’t approved by Health Canada as a drug and isn’t a controlled substance.

How is my order packaged?

In a plain, unbranded box with no product names on the outside.

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This information is for education only and isn't medical advice. Speak with a doctor before using any anabolic steroid or prescription drug.

For adults 18+ only. Shipped from Canada by SteroidsCanada.is.