Format · Capsules

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Capsules Online

Research-grade peptide capsules. Pre-dosed, stable, and ready, no reconstitution required. +99% purity, COA every batch, cGMP certified. Ships to USA, UK, Canada & Australia.

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COA
Capsule SKUs
In Stock · COA Verified
1–3d Delivery
+99% Purity Standard
COA Every Batch
cGMP Certified

Why Capsule Format for Peptide Research?

Research peptide capsules are the most accessible format for standardised dosing protocols. Unlike lyophilised vials, which require reconstitution with bacteriostatic water and precise measurement, capsules deliver a pre-measured dose in every unit. This eliminates reconstitution variables, reduces handling error, and makes multi-compound research protocols easier to manage.

Stackpure's capsule-first catalog includes the most studied oral peptides: BPC-157 (gut integrity and recovery), GHK-Cu (skin and anti-aging), Epithalon (longevity and sleep), KPV (immune and gut health), MK-677 (GH secretagogue and performance), and more. All capsules are manufactured at cGMP-certified facilities and independently tested, with public COA available for every batch.

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No Reconstitution
Pre-dosed and ready, no bacteriostatic water or equipment needed.
Exact Dosing
Each capsule contains a precisely measured dose for research consistency.
Stable Storage
More stable than reconstituted peptides. Refrigerate for extended shelf life.
COA Every Batch
HPLC and mass spec verified purity. Certificate available on request, no account needed.

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Frequently Asked Questions

Are research peptide capsules as effective as injectable vials?

Research peptide capsules are studied for oral bioavailability, which varies by compound. Some peptides like BPC-157 have demonstrated activity via oral route in pre-clinical models. Capsules offer standardised dosing, stability at room temperature, and no reconstitution, making them the most convenient format for research protocols.

What research peptides are available in capsule format?

Stackpure stocks a comprehensive range of research peptide capsule SKUs including BPC-157, GHK-Cu, Epithalon, KPV, MK-677, 5-Amino-1MQ, Thymosin Beta-4, Tesofensine, and BPC-157/TB-500 combination capsules. All are +99% purity, cGMP certified, with COA every batch.

How are research peptide capsules stored?

Lyophilised peptide capsules should be stored in a cool, dry place away from direct sunlight. Refrigeration (2–8°C) extends shelf life significantly. Capsules are more stable than reconstituted liquid peptides and do not require freezing during short-term storage.

What is the typical dose per capsule?

Capsule dosing varies by compound. BPC-157 capsules are typically 500mcg per capsule. GHK-Cu capsules are typically 300–500mcg. MK-677 capsules are typically 10–25mg. Each product listing specifies the exact dose per capsule. All Stackpure capsules are pre-dosed for research consistency.

Do you ship peptide capsules to the USA, UK, Canada, and Australia?

Yes. Stackpure ships research peptide capsules to the USA (all 50 states), United Kingdom, Canada, and Australia. Orders are processed within 1–2 business days. All shipments include a third-party COA. Delivery: 1–3 business days to USA, UK, Canada and Australia.

Why choose capsules over nasal sprays or vials for peptide research?

Capsules are the most convenient research peptide format: no bacteriostatic water, no syringes, no reconstitution equipment. Each capsule delivers a precise, pre-measured dose. Capsules are stable at room temperature for short-term storage and are the preferred format for researchers studying oral bioavailability.