What a Tesamorelin Price Quote Should Include
Learn the line items a tesamorelin price quote should include: vial mass, price per mg, COA documentation, diluent volume, and shipping terms.
Reviewed by Robert Stern, PharmD, RPh, pharmacist and pharmaceutical researcher ·
Robert Stern, PharmD, RPh is a registered pharmacist with a research background in peptide hormones and GHRH analog formulation, with experience spanning hospital pharmacy and pharmaceutical research environments.
- pricing
- tesamorelin
- purity
- sourcing
A complete tesamorelin price quote should state the peptide mass per vial, the total price, the calculated price per milligram, batch-specific purity documentation, the diluent volume the listing recommends for reconstitution math, and the shipping and storage terms that apply to the order. A listing that shows only a dollar figure next to a product name leaves out most of the information needed to compare it against other sources.
Vial Mass Comes First
Every quote should specify how many milligrams of tesamorelin are in the vial. Listings commonly appear in 2 mg, 5 mg, and 10 mg vial sizes, and the mass determines both the total peptide content and the concentration once a diluent is added. A quote that lists only “1 vial” without a mass figure does not give enough information to judge whether the price is reasonable, because a 2 mg vial and a 10 mg vial from the same source can carry very different totals for very different reasons.
Price Per Milligram, Not Just the Sticker Price
The listed price of a vial is not, by itself, a useful number for comparison. Two listings with different vial sizes need to be converted to a common unit — price per milligram — before they can be compared at all.
Price per mg = total vial price ÷ mg per vial
Worked example. Listing A shows a 5 mg vial priced at $85.00. Listing B shows a 10 mg vial priced at $150.00.
- Listing A: $85.00 ÷ 5 mg = $17.00 per mg
- Listing B: $150.00 ÷ 10 mg = $15.00 per mg
Recalculating to confirm: 85 divided by 5 is 17.00, and 150 divided by 10 is 15.00. Listing B carries a lower sticker price than a two-vial purchase from Listing A, but its per-milligram figure is also lower once the mass difference is accounted for. A quote that only states “$150” next to “10 mg” is technically complete, but a quote that also performs this division for the buyer is more useful, and its absence is a reasonable reason to ask a supplier for clarification before ordering.
Purity and Certificate of Analysis Documentation
A quote should either include a certificate of analysis (COA) or state clearly how to obtain one for the specific batch being sold. Research on GHRH-family peptides depends on knowing the identity and purity of the material being studied, since impurities or degradation products can behave differently from the intact peptide in an assay (Vance and colleagues’ 1990 study on long-term GHRF administration is one example of the kind of controlled-material research this class of peptide is used in). A COA that is batch-specific and generated by an independent lab is more informative than a generic purity claim printed on a product page, because a generic claim cannot be tied to the vial actually being shipped.
Listings vary in how they handle this. Some post COAs directly on the product page, some email them on request, and some do not offer one at all. A price quote that omits any mention of testing documentation is missing a field that a buyer should ask about directly.
Diluent Volume for Reconstitution Math
Where a listing states a suggested diluent volume for reconstituting the vial, a price quote should include that figure, since it is needed to calculate concentration.
Concentration (mg/mL) = vial mass (mg) ÷ diluent volume added (mL)
For example, a 5 mg vial reconstituted with 2 mL of bacteriostatic water yields a concentration of 5 mg ÷ 2 mL = 2.5 mg/mL. This is a calculation about the resulting solution’s concentration, not an instruction about administration, and it matters for price comparison because two listings selling “the same” 5 mg vial can imply different concentrations if their suggested diluent volumes differ. A quote that states the diluent volume lets a buyer run this math themselves rather than guessing.
Shipping, Handling, and Storage Terms
A quote should also state how the order ships — ambient or cold-chain — along with any packaging or handling fees, since these affect the total cost beyond the per-vial price. Lyophilized peptides are frequently listed as stable at room temperature for shipping purposes but recommended for refrigerated or frozen storage after reconstitution; a quote or listing page should say which storage condition applies at which stage, since this is a fact about the product rather than a usage instruction. Omitting shipping terms from a quote can make a lower per-mg price misleading once handling fees are added at checkout.
Comparing Quotes Side by Side
The table below shows the fields a complete quote should contain, using the two hypothetical listings from the worked example above.
| Quote field | Listing A | Listing B |
|---|---|---|
| Vial mass | 5 mg | 10 mg |
| Total price | $85.00 | $150.00 |
| Price per mg | $17.00 | $15.00 |
| COA available | Batch-specific, on request | Posted on product page |
| Suggested diluent volume | 2 mL | Not stated |
| Shipping | Ambient, tracked | Ambient, tracked, handling fee |
Laid out this way, the gaps in a listing become visible. Listing B does not state a diluent volume and adds a handling fee that is easy to miss when only the sticker price is compared. Neither gap necessarily makes a listing untrustworthy, but both are reasons to contact the supplier before treating the sticker price as the full cost.
What to Ask For When a Quote Is Incomplete
When a quote is missing one of these fields, the direct approach is to ask the supplier for it before ordering: the exact vial mass, a batch-specific COA, the suggested diluent volume, and a full shipping cost including any fees. Endocrine research involving peptide hormones depends on knowing what is actually in the vial being studied, and sourcing questions of this kind are a routine part of that work rather than an unusual request (see, for example, the kind of endocrine-focused clinical research summarized in a 2021 review of endocrine interventions, which illustrates how closely this research area tracks specific compound identity and dosing data). A supplier that answers these questions promptly and specifically is easier to compare against other sources than one that only repeats the sticker price.
Summary
A tesamorelin price quote should include the vial mass, the total price, a price-per-milligram figure, batch-specific purity documentation, the suggested diluent volume, and complete shipping and storage terms. Comparing sticker prices alone hides more than it reveals; comparing the full set of fields above makes it possible to weigh two listings on the same terms.