NOW L-Arginine
- Sourcing – Plants
- Label Transparency – Label does not identify sourcing for amino acids, yet the cellulose is identified as vegetable and product shown to be non-GMO and Vegan.
- Manufacturing Process – Fermentation.
- Lab Testing – All incoming raw material and finished products tested with each delivery or batch respectively which is best practice.
- Certifications – Non-GMO, according to the website and customer service representative, this product is vegan certified and the capsule is from vegetable cellulose.