Many people from many cultures use it. Throughout history it has been used by the American Indians, Europeans, Romans, Russians, and Asians as an alcohol extract. Often it was easily made into soups for its strengthening bone broth protein full of raw material for tissues, joints and bone. The most complete ancient literature is the Chinese texts, which give it top classification for over 2,000 years.
Supplements are best used in situations where an individual is unable to get their nutrients from their diet. Perhaps an individual has an allergy or intolerance, for example lactose. They are unable to consume milk products which in turn limits their ability to get sufficient calcium and vitamin D from their diet. In that case, a supplement makes sense.
L-Arginine: An amino acid usually found in red meats that is important for the body’s ability to manufacture proteins. L-Arginine has been used to treat conditions like high blood pressure, congestive heart failure, blocked arteries, and erectile dysfunction. L-Arginine is safe for most people, however it should not be taken by women that are pregnant or breastfeeding.