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FlexPep Journal
Guides, peptide science, storage best practices, and industry news from our research team. Written for in-vitro research use only.
ResearchKisspeptin sits at the top of the reproductive hormone cascade, triggering GnRH release from the hypothalamus. This article goes beyond the basic overview to look specifically at what human research studies — a rarity in this field — have actually measured.
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ResearchSS-31 (elamipretide) is a mitochondria-targeted peptide that became the base molecule behind FORZINITY, the first FDA-approved mitochondrial peptide therapy, in October 2025. This update covers what that approval does and doesn't change for SS-31 research materials sold in the UK.
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ResearchBPC-157 ("Body Protection Compound") is a synthetic peptide fragment derived from a protein found in human gastric juice, most extensively studied in animal models for gut-lining protection and tissue-repair signalling. It is sold for laboratory research use only.
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ResearchIpamorelin is a selective growth-hormone secretagogue, studied for its ability to stimulate growth hormone release via the ghrelin (GHS-R) receptor pathway with comparatively low activity at other hormone receptors. It is sold for laboratory research use only.
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ResearchTesamorelin is a synthetic analogue of growth-hormone-releasing hormone (GHRH), studied for its effects on the GHRH receptor pathway in research models. It is sold for laboratory research use only.
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ResearchGlutathione is a naturally occurring tripeptide (glutamate-cysteine-glycine) found in nearly every cell, widely studied for its central role in the body's antioxidant defence and detoxification systems. It is sold for laboratory research use only.
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Peptide ScienceNAD+ (nicotinamide adenine dinucleotide) is a coenzyme found in every living cell, essential to energy metabolism and DNA repair, and is a major focus of ageing-biology research because cellular NAD+ levels are known to decline with age. It is sold for laboratory research use only.
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ResearchMOTS-C is a naturally occurring "mitochondrial-derived peptide" — encoded by mitochondrial DNA rather than nuclear DNA — studied for its proposed role in cellular energy metabolism. It is sold for laboratory research use only.
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ResearchGHK-Cu is a naturally occurring copper-binding tripeptide (glycyl-L-histidyl-L-lysine bound to copper) studied extensively in dermatology and wound-repair research for its effects on collagen and gene expression in skin cell models. It is sold for laboratory research use only.
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