Vitamin U, also known as S-methylmethionine, is a methionine derivative historically valued for supporting a healthy stomach lining and gastrointestinal comfort. Here is what this unique nutrient offers.
What is vitamin U?
- A derivative of the amino acid methionine
- Found naturally in cruciferous vegetables such as cabbage
- Studied for its potential protective role in the digestive tract

Potential benefits
1. Gastrointestinal support
- Supports a healthy stomach lining
- Contributes to digestive comfort
2. Protective properties
- May help support the mucosal barrier
- Provides antioxidant activity
Applications
Vitamin U is used in supplements aimed at supporting digestive and gastrointestinal health. High-purity vitamin U powder delivers dependable quality for formulators.
For digestive wellness formulas, vitamin U is a distinctive, science-rooted ingredient with a long history of traditional use.