The Potential and Promise of Arginine in Human Nutrition

Several years ago, the European Food Safety Authority (EFSA) reviewed more than six proposed health claims relative to the potential benefits associated with arginine supplementation (EFSA 2011). In each case, the expert panel typically responded that “the claimed effect is general and non-specific and does not refer to any specific health claim as required.” Within the United States, similar health claims for arginine are popular, yet the appropriate regulatory agencies appear to ex…