Peptides, in plain words.
A peptide is a chain of amino acids joined by peptide bonds. Some peptides carry signals between cells.
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Start with the essentials.
Three short ideas that make every peptide page easier to read.
- 01
What is a peptide?
Chains of amino acids. Some carry signals between cells.
- 02
Single, dual and triple agonists
Semaglutide (Ozempic, Wegovy) works on 1 receptor, tirzepatide (Mounjaro, Zepbound) on 2, retatrutide on 3. Retatrutide is still in trials.
- 03
The other kinds
Beyond weight loss there are recovery, muscle, skin, brain and sleep peptides. Here are names people know in each.
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Find your starting point.
Browse reported uses and research by topic. A goal group does not establish benefit.
Featured entries.
All 254BPC-157
Studied mainly in animals. Human tissue-repair efficacy is unproven.
Retatrutide
Weight loss. A weekly shot still in trials.
- Approved drug
Semaglutide
Weight and blood sugar. Approved as Wegovy and Ozempic.
Approved drug - Approved drug
Tirzepatide
Weight and blood sugar. Approved as Zepbound and Mounjaro.
Approved drug TB-500
The LKKTETQ fragment. Human fragment identity and efficacy remain unverified.
BPC-157 + TB-500
A reported combination. Fixed-blend recovery benefit is unproven.
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