Source Naturals L-Arginine L-Citrulline Complex
- Sourcing – The product claims to be vegetarian, yet the manufacturer’s customer service representative stated that the company sources from duck feathers.
- Label Transparency – The label is misleading as sourcing not indicated and their claim of vegetarian does not apply to products sourced from duck feathers.
NOTE: The label claims that it is preservative-free, which is true of all low-moisture sealed pre-packaged supplements.
- Manufacturing Process –Hydrolysis.
- Lab Testing – All incoming raw material and finished products tested with each delivery or batch respectively, which is best practice.
- Certifications – Unknown. Await confirmation from the manufacturer. No response results in a score of “zero”. Updates to the rating will be made upon receipt of certification information.