# Ascend Stack (Semaglutide · Cagrilintide · Lipo-C vials)

> Three-vial metabolic research kit: semaglutide, cagrilintide and a Lipo-C solution

All products are sold strictly for laboratory research use only. Not for human or veterinary use.

- Web page: https://peptidemedixeu.com/en/products/ascend-stack/
- Brand: Peptide Medix EU
- Category: [Weight Management Blends](https://peptidemedixeu.com/en/collections/weight-management-blends/)
- Purity: ≥99% by HPLC on both peptides; lot-matched COA for each
- from €153 (EUR)

## Sizes and prices (EUR)

| Size | Price | SKU |
| --- | --- | --- |
| 3-vial stack | €153 | ASCEND-STACK-3-VIAL-STACK |

_Catalog prices at build time; the web page and checkout are authoritative._

## Specifications

- **Form:** Lyophilized powder for the peptides; Lipo-C supplied as a liquid
- **Purity:** ≥99% by HPLC on both peptides; lot-matched COA for each
- **Product type:** Multi-vial research kit — two lyophilized peptides plus one solution
- **Kit contents:** One semaglutide vial, one cagrilintide vial, one Lipo-C solution vial
- **Semaglutide:** CAS 910463-68-2 · C187H291N45O59 · 4113.58 g/mol
- **Cagrilintide:** CAS 1415456-99-3 · C194H309N55O59S2 · 4409.07 g/mol
- **Lipo-C composition:** Methionine, inositol and choline with cyanocobalamin and L-carnitine
- **Semaglutide class:** Acylated GLP-1 receptor agonist, Aib substitution at position 8
- **Cagrilintide class:** Long-acting amylin and calcitonin receptor agonist, 32 residues
- **Research areas:** Incretin and amylin receptor signalling, lipid metabolism, energy balance models
- **Reconstitution:** Peptide vials prepared separately; Lipo-C requires no reconstitution
- **Storage (lyophilized peptides):** −20 °C, protected from light and moisture
- **Storage (Lipo-C solution):** 2–8 °C, protected from light

## Description

Ascend Stack bundles two long-acting metabolic peptides and one compounded lipotropic solution, each in its own vial. It is the only kit in the range that mixes formats: semaglutide and cagrilintide are lyophilised powders that need reconstituting, while Lipo-C comes as a ready-to-use liquid.

Semaglutide is an acylated GLP-1 receptor agonist; an aminoisobutyric acid at position 8 protects it from DPP-4 cleavage, and a C18 fatty diacid side chain lets it bind serum albumin. Cagrilintide is a long-acting analogue of amylin — the pancreatic hormone released together with insulin — redesigned for solubility and stability, since native amylin aggregates easily. Lipo-C contains no peptide: it is a lipotropic mixture of methionine, inositol and choline with cyanocobalamin and L-carnitine, characterised by its formulation rather than by one molecular weight or CAS number.

Both peptides are assayed by HPLC to ≥99% purity and each has its own lot certificate of analysis; Lipo-C is released against a separate formulation specification. With one liquid and two powders in the kit, supplying each component separately is the only practical option.

## Frequently asked questions

### Why is one of the three components a liquid?

Lipo-C is a compounded lipotropic solution, not a lyophilised peptide, so it is shipped ready to use. Semaglutide and cagrilintide come as powders because that is the form in which large acylated peptides stay stable during storage.

### What does Lipo-C contain?

The traditional lipotropic trio of methionine, inositol and choline, plus cyanocobalamin (a form of vitamin B12) and L-carnitine. Being a mixture, it is defined by its formulation specification and not by a single CAS number or molecular weight.

### Is there a certificate of analysis for every component?

Both peptide vials carry their own lot COAs with HPLC identity and purity data. Lipo-C, as a compounded mixture, is released against its formulation specification instead of a single-peptide purity assay.

### What is the rationale for combining a GLP-1 agonist and an amylin analogue?

The two act via distinct receptor families that project to overlapping brain areas. Semaglutide works at the GLP-1 receptor, while cagrilintide targets amylin and calcitonin receptor complexes. A study examining both pathways needs one molecule for each, kept in separate vials.

### How should Lipo-C be stored?

In a refrigerator at 2 to 8 degrees Celsius, away from light. Its cyanocobalamin is photosensitive, which is why such solutions usually come in amber or light-shielded containers and should not sit out on the bench.

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All products offered on this website are intended solely for in-vitro laboratory research and development by qualified professionals. They are not drugs, foods, cosmetics or dietary supplements, and are not intended to diagnose, treat, cure or prevent any disease. Products must not be introduced into humans or animals in any manner. By purchasing, you confirm that you are a qualified researcher and accept full responsibility for handling and storage in accordance with applicable laws.

Peptide Medix EU · https://peptidemedixeu.com/en/products/ascend-stack/