




Thymosin Alpha-1 Pen
Pen · 3 mL cartridge · Rx only
Thymosin Alpha-1 is a 28-amino-acid peptide made by the thymus. It is studied for its role in T-cell signaling and immune response.
Thymosin Alpha-1 Pen is coming soon. Join the waitlist and we'll email you when it opens.
How Thymosin Alpha-1 is prescribed
A licensed clinician reviews your intake, decides whether Thymosin Alpha-1 is right for you and sets your dose.
Thymosin Alpha-1 Pen is a subcutaneous injection. Your prescription label and your care team explain how to prepare and inject each dose.
Product details
- Strength
- 5 mg/mL (15 mg / 3 mL cartridge)
- Route
- Subcutaneous injection
- Supply
- 30 days per fill
- Prepared by
- A licensed U.S. pharmacy, if prescribed
Prescription required. Compounded medications are not FDA-approved. Outcomes vary. This site does not provide medical advice.
Choosing the right peptide
- Step 1
Online visit
Pick a peptide and answer a short medical intake about your goals and health history.
- Step 2

Clinician review
A licensed clinician reviews your intake and decides whether a prescription is right for you.
- Step 3

Pharmacy filled
If prescribed, a licensed U.S. pharmacy prepares your prescription.
- Step 4

Delivered to your door
Discreet shipping, tracked in your account, with your care team a message away.
Questions?
Do I need a prescription?
Yes. Every order starts with an online visit, and a licensed clinician decides whether a prescription is right for you. If the clinician decides it is not, your payment is refunded in full.
How long does shipping take?
After a clinician approves your prescription, the pharmacy prepares your order and ships it. Tracking appears in your account as soon as it ships.
Can I change or cancel my order?
Email our care team before your order ships and we will help. After it ships, see the returns and refunds policy.
Who do I contact with a question about my treatment?
Message your care team from your account, or email us. Messages are not monitored for emergencies; call 911 for an emergency.




