Glutathione vs KPV
Glutathione and KPV come from different research areas and are studied in largely separate models — researchers usually compare them when scoping a broader protocol.
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Last updated August 25, 2026
How do Glutathione and KPV differ?
Glutathione (Redox-active tripeptide · cellular redox research) is catalogued under longevity & cellular research; KPV (Tripeptide alpha-MSH fragment) is catalogued under recovery & gut research. Verve lists 4 reported research applications for Glutathione and 5 for KPV. Both are made in the United States, screened by HPLC to a 99%+ purity standard, and shipped with a batch-level certificate of analysis.
| field | Glutathione | KPV |
|---|---|---|
| compound class | Redox-active tripeptide · cellular redox research | Tripeptide alpha-MSH fragment |
| research area | longevity & cellular | recovery & gut |
| reported research applications | 4 listed | 5 listed |
| supplied as | single compound | single compound |
| catalog sizes | 1500mg | 10mg |
| purity standard | 99%+ by HPLC | 99%+ by HPLC |
| manufactured | United States | United States |
| batch COA | published per lot | published per lot |
| endotoxin-tested option | not offered | available |
| co-formulated together in | not co-formulated | not co-formulated |
| price from | $142.99 | $93.49 |
| availability | in stock | in stock |
Prices and stock read live from the catalog. Both compounds are supplied strictly as reference materials for in-vitro laboratory research.
What is Glutathione and what is KPV?
Glutathione is classified as Redox-active tripeptide · cellular redox research; KPV as Tripeptide alpha-MSH fragment. Both profiles below cover scientific identity only — what the molecule is and which laboratory models it appears in. Verve supplies both strictly as in-vitro reference materials, and neither profile describes human or veterinary use.
Glutathione
Redox-active tripeptide · cellular redox research
Glutathione is a tripeptide composed of glutamate, cysteine, and glycine (γ-glutamylcysteinylglycine) and the principal redox-active thiol found inside the cell. Verve supplies a high-purity research preparation for the study of cellular redox chemistry.
full Glutathione profile →KPV
Tripeptide alpha-MSH fragment
KPV is a tripeptide composed of lysine, valine, and proline, corresponding to the C-terminal fragment (residues 11–13) of alpha-melanocyte-stimulating hormone (alpha-MSH). It is the smallest sequence retained from that parent peptide and is widely used as a compact reference compound in cellular signaling research, where its short chain length makes it convenient for controlled in-vitro work.
full KPV profile →Which research models is each compound studied in?
Glutathione sits in longevity & cellular research and KPV in recovery & gut research, so their listed models largely do not intersect. The table lists 4 reported research applications for Glutathione and 5 for KPV. Rows are per compound, not equivalences.
| Glutathione — reported research applications | KPV — reported research applications |
|---|---|
| Oxidative-stress research models | Inflammatory-signaling research models (NF-κB pathway studies) |
| Cellular redox (GSH/GSSG) research | Cytokine-expression research in cultured cells |
| Detoxification-pathway studies | Melanocortin-receptor and alpha-MSH fragment research |
| Thiol- and antioxidant-chemistry research | Epithelial and mucosal-barrier research models |
| — | Structure–activity studies of short peptide fragments |
Research contexts only. Both compounds are supplied for laboratory research use only, and no entry above describes an effect in humans or animals.
What sizes and prices does verve list for Glutathione and KPV?
Glutathione is listed from $142.99 and KPV from $93.49. The table below is every catalog size verve currently lists for the two compounds, at single-vial prices before the automatic multi-compound discount. Sizes describe the vial format supplied to the laboratory, nothing more.
| compound | size listed | price | availability |
|---|---|---|---|
| Glutathione | 1500mg | $142.99 | in stock |
| KPV | 10mg | $93.49 | in stock |
Any 2 different compounds take 20% off, any 3 take 30% — applied automatically in the cart, no code. Orders placed Monday–Friday ship by 2pm CT, free over $100.
shop the compounds →Frequently asked questions about Glutathione and KPV
What is glutathione?
Glutathione is a tripeptide (glutamate–cysteine–glycine) and the cell's principal redox-active thiol. Verve supplies it as a research compound for laboratory use only.
What is glutathione studied for in research?
It is used in oxidative-stress, cellular-redox, and detoxification-pathway research. Verve makes no human- or veterinary-use claims.
What is KPV?
KPV is a tripeptide (lysine-valine-proline) corresponding to the C-terminal fragment of alpha-MSH. Verve supplies it as a research compound for laboratory use only, not for human or veterinary use.
What is KPV studied for in research?
In in-vitro and pre-clinical models it is used as a reference compound in inflammatory-signaling, cytokine-expression, and melanocortin-pathway research. Verve makes no claims about use in humans or animals.
related comparisons
verve products are sold for laboratory research and development purposes only and are not intended for human or veterinary use of any kind. statements on this site have not been evaluated by the FDA.