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This amino acid also plays a key role in repairing damaged tissue, helps maintain a healthy gut by strengthening the cell barrier that prevents your intestines from becoming damaged, and helps transport nitrogen (a key element thats important for many different functions) around your body

Oral doses from Walter-Sack (2009) up to 500 mg (7 mg/kg) showed increased side effects, suggesting 5 mg/kg (350 mg for 70 kg) as a cautionary limit for intake and is not recommended for long term use

Statins, 3-hydroxy-3-methylglutaryl coenzyme A reductase inhibitors, potentiate the anti-angiogenic effects of bevacizumab by suppressing angiopoietin2, BiP, and Hsp90 in human colorectal cancer

Ohkama-Ohtsu et al., 2007a)