A First Order: What to Get Right
The handful of things that cause most first-order problems, and how to avoid each.
Work out what you actually need first
The most common first-order error is buying a compound before understanding what it is. The reference library sets out class, mechanism, presentation, half-life and storage for everything stocked. Reading the entry for anything unfamiliar takes two minutes and prevents the majority of avoidable problems.
Check the presentation, not just the name
The same compound is frequently supplied several ways. A peptide may come as a lyophilised vial needing reconstitution, or as a pre-filled pen graduated in dial units. Those are very different propositions in practice, and the pen removes the arithmetic that causes most dosing errors.
Order the consumables at the same time
A lyophilised vial is unusable without a diluent, and bacteriostatic water is not interchangeable with sterile water for injection. Needles, syringes and swabs are equally part of the order. Discovering a missing consumable after delivery is the most common cause of a wasted first order.
Confirm you can store it before it arrives
If a product needs refrigeration, that needs to be in place before dispatch, not after. Ordering cold-chain items to an address where nobody can receive them is how temperature excursions happen.
Verify on arrival while it is easy
Check the batch code against the manufacturer's verification tool, inspect the product, and photograph anything that looks wrong. Doing this on day one costs five minutes and preserves every option if something is amiss.
Baseline bloodwork if you are starting something hormonal
A panel taken before you start is the only thing that makes a later panel interpretable. Taken afterwards, there is no way to distinguish a change from a pre-existing state. This is the single most useful thing a first-time buyer of anything hormonal can do.