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Optimal Club Journal

Insights for your healthiest years.

Thoughtful, evidence-aware perspectives to help you ask better questions and make informed decisions with your healthcare provider.

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Latest insights

1 article

MK-677
Peptide Blog7 min read

What Do We Know About MK-677?

MK-677 is also known as ibutamoren. It is an investigational compound that stimulates the release of growth hormone. Researchers have studied its effects on growth hormone (GH), insulin-like growth factor 1 (IGF-1), and body composition.