Peptides
Mechanisms, research, benefits, limitations, and emerging applications.
98 articles in Peptides · page 3 of 9
CJC-1295 With vs Without DAC: What the Difference Actually Is
The DAC changes half-life from minutes to days. Here is what that means, and why the human evidence is thinner than the marketing implies.
Read →How to Dose a Peptide Blend: The Math Behind a Multi-Peptide Vial
A blend vial mixes two or more peptides in one shared volume, so every draw pulls all of them proportionally. Here is how the peptide blend dosing math works.
Read →Peptide Dosing Units Explained: mcg, mg, mL, IU, and Insulin Units
How many units is 250 mcg? A plain-English guide to converting mcg mg units, mL, IU, and insulin syringe units, with worked peptide examples.
Read →Sermorelin: What the Research Shows on the GHRH Analog
A once-approved GHRH analog that nudges your own growth hormone. Real pharmacology, thin longevity evidence, now a compounded product.
Read →Acetic Acid as a Peptide Solvent: When and Why It's Used
Why some stubborn peptides need a dilute acid rather than plain water to dissolve — a lab-chemistry explainer, not injection instructions.
Read →Bacteriostatic Water vs Sterile Water vs Acetic Acid: Choosing a Peptide Diluent
How the three common reconstitution solvents for lyophilized research peptides differ — preservative, solubility, and single- vs multi-use — in a lab context only.
Read →How to Read a Peptide Certificate of Analysis (COA)
A practical literacy guide to the assays on a research-peptide COA — HPLC purity, mass-spec identity, net content, counterions — and the red flags that void one.
Read →BPC-157 vs TB-500: For Injury Recovery
Both peptides are sold online as tendon and ligament 'healers,' but the evidence behind that claim is almost entirely from animal studies. What separates them, and what doesn't.
Read →Cosmetic Peptides in Skincare: Matrixyl, Argireline, and What Works Topically
Matrixyl and Argireline show up in serums promising collagen boosts and 'Botox in a jar' effects. Here's what the actual evidence says, and how it compares to retinoids and sunscreen.
Read →Do Peptides Actually Work?
"Peptides" is not one thing. Some are approved, well-studied drugs; most sold online rest on animal data or theory. Here's how to tell which is which.
Read →IGF-1 LR3 and PEG-MGF: The Muscle-Building Peptides and Their Risks
IGF-1 LR3 and PEG-MGF are sold in bodybuilding circles as muscle-growth shortcuts. The mechanisms are real biology, but human evidence for injecting either one is essentially absent.
Read →Melanotan I vs Melanotan II: Comparing the Tanning Peptides
One of these peptides became an FDA-approved drug for a rare disease. The other is an unapproved gray-market injectable with a real safety signal around moles and skin cancer.
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