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Featured graphic for the peptides.fyi article "MOTS-c: A Mitochondrial-Derived Peptide in Longevity" — abstract molecular and peptide-chain illustration.
№ 034
4
Minutes
Science & Mechanisms

MOTS-c: A Mitochondrial-Derived Peptide in Longevity

What MOTS-c is, why a mitochondrial-derived peptide is unusual, how it acts as an exercise mimetic, and what the longevity research does and does not show.

May 25, 2026 Read →
Featured graphic for the peptides.fyi article "Glutathione: Antioxidant Research and Delivery Formats" — abstract molecular and peptide-chain illustration.
№ 033
4
Minutes
Science & Mechanisms

Glutathione: Antioxidant Research and Delivery Formats

What glutathione is, its role as the cell's main antioxidant, why delivery format is a recurring research question, and what the evidence does and does not support.

May 25, 2026 Read →
Featured graphic for the peptides.fyi article "KLOW Peptide Blend: GHK-Cu, BPC-157, TB-500 & KPV" — abstract molecular and peptide-chain illustration.
№ 032
4
Minutes
Science & Mechanisms

KLOW Peptide Blend: GHK-Cu, BPC-157, TB-500 & KPV

What the KLOW peptide blend is, the four research peptides it combines, the rationale behind the stack, and an honest look at its preclinical evidence stage.

May 25, 2026 Read →
Featured graphic for the peptides.fyi article "Peptide Bonds: The Chemistry Behind Peptide Research" — abstract molecular and peptide-chain illustration.
№ 027
11
Minutes
Science & Mechanisms

Peptide Bonds: The Chemistry Behind Peptide Research

The peptide bond is the fundamental connection that holds amino acids together. We explain the chemistry in plain terms, from basic bond formation all the way to how structure determines…

Apr 6, 2026 Read →
Featured graphic for the peptides.fyi article "Follistatin 344: The Myostatin Inhibitor Peptide Explained" — abstract molecular and peptide-chain illustration.
№ 019
8
Minutes
Science & Mechanisms

Follistatin 344: The Myostatin Inhibitor Peptide Explained

Myostatin tells your muscles to stop growing. Follistatin blocks that signal. We cover the gene therapy experiments, the animal studies, and why this peptide fascinates muscle researchers.

Mar 28, 2026 Read →
Featured graphic for the peptides.fyi article "Peptide Combinations: What the Research Shows" — abstract molecular and peptide-chain illustration.
№ 016
9
Minutes
Science & Mechanisms

Peptide Combinations: What the Research Shows

Some peptides work better together than alone. We look at the research behind popular combinations, the science of synergy, and what to watch out for when stacking compounds.

Mar 28, 2026 Read →
Featured graphic for the peptides.fyi article "Epithalon and Telomere Research: What Science Knows So Far" — abstract molecular and peptide-chain illustration.
№ 018
7
Minutes
Science & Mechanisms

Epithalon and Telomere Research: What Science Knows So Far

A four-amino-acid peptide that may activate telomerase, the enzyme that rebuilds the protective caps on your chromosomes. We look at the Russian research, the cell studies, and what is still…

Mar 28, 2026 Read →
Featured graphic for the peptides.fyi article "MK-677 (Ibutamoren): Research, Results & Mechanisms" — abstract molecular and peptide-chain illustration.
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6
Minutes
Science & Mechanisms

MK-677 (Ibutamoren): Research, Results & Mechanisms

MK-677 is not a peptide but it acts like one, boosting growth hormone through the ghrelin receptor. We cover how it works, what the research shows for body composition, and…

Mar 28, 2026 Read →
Featured graphic for the peptides.fyi article "AOD-9604: The Fat Loss Fragment of Growth Hormone" — abstract molecular and peptide-chain illustration.
№ 011
8
Minutes
Science & Mechanisms

AOD-9604: The Fat Loss Fragment of Growth Hormone

Scientists isolated the fat-burning segment of growth hormone and turned it into its own compound. We look at what the clinical and preclinical data actually shows about AOD-9604 for fat…

Mar 28, 2026 Read →
Featured graphic for the peptides.fyi article "GHK-Cu: The Copper Peptide in Skin Regeneration" — abstract molecular and peptide-chain illustration.
№ 012
8
Minutes
Science & Mechanisms

GHK-Cu: The Copper Peptide in Skin Regeneration

A naturally occurring peptide that binds copper and shows up in wound healing, collagen production, and even hair growth research. We cover what makes GHK-Cu one of the most studied…

Mar 28, 2026 Read →
Featured graphic for the peptides.fyi article "The Science Behind Tirzepatide’s Dual-Action Mechanism" — abstract molecular and peptide-chain illustration.
№ 003
8
Minutes
Science & Mechanisms

The Science Behind Tirzepatide’s Dual-Action Mechanism

Tirzepatide works on two gut hormone receptors at once, and that dual action is why it outperforms single-target drugs. We walk through the biology of how it works.

Mar 28, 2026 Read →
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