Support

Talk to a person.

Every message here is read and answered by a person — usually within one business day. If your question is about download links or something already covered, the quicker routes are right below.

Fastest first

Write to us

This is the only address we'll reply to.

If it's about an order, this usually saves a round trip. It's in the subject line of your confirmation email.

Detail helps — dates, order numbers, and what you already tried.

Goes to the support inbox — never to a mailing list, and never shared. A copy is kept with our email records so it can be re-sent if delivery fails; see the privacy policy.

Who answers
A person, not a queue. There is no autoresponder and no ticket number.
Typical reply
Usually within one business day, often sooner.

Write direct

The form and the address are the same inbox — use whichever you trust more.

On your bank statement

Charges from this site appear as NEXGEN KNOWLEDGE, not as The Book of Peptides. If that's the line you were unsure about, it's us.