Ingredients · 4 min read
Glutamine vs. Alanyl-Glutamine: why the dipeptide form matters
A small change in form that solves a real stability problem.
Glutamine is one of the most abundant amino acids in the body and a long-time staple in the recovery and gut-health conversation. But anyone who has looked closely runs into the same issue: free glutamine is unstable, especially in solution, where it can degrade over time before you ever benefit from it.
Enter the dipeptide
Alanyl-glutamine is glutamine bonded to the amino acid alanine, forming a stable dipeptide. This is not a marketing trick, it is a well-established approach in clinical nutrition precisely because the dipeptide form is far more stable than free glutamine and is handled efficiently by the body.
Why stability is the whole point
- Free glutamine: abundant and useful, but unstable in solution.
- Alanyl-glutamine: a stable dipeptide form that holds up far better.
- The takeaway: the form an ingredient takes can matter as much as the ingredient itself.
The same principle drives every peppy™ ritual: the form an ingredient takes, and how well it survives digestion, can matter as much as the name on the label. It is why we build around peptides and protect them through the gut rather than hoping raw powder makes it through.
A daily peptide ritual, no needle required.
peppy™ launches early 2027. Join the waitlist for 30% off your first order at launch.
Keep reading