Mfg not older than 45 days Exp 2 years from mfg L- Arginine 99% Free form, Pure & High Quality Capsule Size: 500mg All of our extracts are FREE of any type of fillers or additives like magnesium stearates, gelatin, artificial colors, artificial flavors or preservatives. Ebay not allow for Health claim for any products. For information regarding this product contact us o through ebay. In order to provide consistency in quality, all of our products undergo following tests: Microbiology Analysis Titration/Assay with HPLC / Gravimetry, Residual Solvent Analysis with GC-HS, Heavy Metal Testing with AAS, Impurity Profiling and Stability testing.