Humanin

Are your peptides real and authentic?

Yes — we are a factory-direct supplier with stable production and large inventory.
All products are manufactured under strict quality standards, and COAs (Certificates of Analysis) are available for verification.

Do you have customer reviews or a community?

You can speak freely in our Telegram, WhatsApp and Discord communities, read customer feedback and view COAs shared by members who arrange their own testing. Compare the product, specification and batch shown on each report.

What if there is a problem with my order?

If anything goes wrong, please contact us directly.
We always do our best to provide a fair and reasonable solution for our customers.

Why are your prices lower than other companies?

Because we are factory direct — no middlemen involved.
With large-scale production, we are able to offer more competitive pricing.

Do you offer bulk discounts?

Yes — we offer better pricing for bulk orders.
Please contact us with your product list, and we’ll provide you with the best quote.

What payment methods do you accept?

We accept:

* USDT / USDC / BTC / ETH
* Alipay (please contact customer support to place the order)

How long does shipping take?

U.S. warehouse orders typically arrive in 2–5 days, with overnight delivery available. International delivery from China typically takes 8–12 days. Check the available method and destination coverage at checkout.

Do I need to pay customs or taxes?

International door-to-door delivery from China includes customs clearance and taxes, with delivery to most countries. U.S. warehouse orders ship domestically within the U.S. Check destination coverage and the available method at checkout.

Do you ship to my country?

Yes — we ship worldwide.
If you're unsure about your location, feel free to contact us and we’ll confirm for you.

When will my order be shipped?

U.S. warehouse orders are dispatched within 24 hours with tracking. China warehouse orders are dispatched within 48 hours with tracking. Contact support for the status of your specific order.

Why is my tracking not updating?

Tracking information may take 1–3 days to activate after shipment.
This is normal — once it updates, you’ll be able to see the full tracking progress.

How should peptides be stored?

Lyophilized (powder) peptides can be stored at room temperature before mixing.
After reconstitution, they should be refrigerated (2–8°C) and used within 4–6 weeks.
Unmixed (lyophilized) peptides can remain stable for up to 24 months when stored properly.