What Are Peptides? A Beginner-Friendly Guide + My Favorites - Lionheart
What Are Peptides? A Beginner-Friendly Guide + My Favorites - Lionheart
Peptides are short chains of amino acids, which are the building blocks of proteins. While proteins are long, complex structures made of many amino acids, peptides are smaller fragments—typically made up of 2 to 50 amino acids. They function as signaling molecules, meaning they tell cells what to do and when to do it. From regulating hormones and supporting immune function to influencing skin health and recovery, peptides are involved in countless biological processes.
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