In order to balance a leucine supplement, it needs to be kept in balance by: 2mg of each of leucine and valine for each 1mg of isoleucine. Talk to your natural health practitioner to get the right balance. Overdosage, toxicity and cautions for leucine.
National Average. Before additional income such as bonuses and commission, the average U.S. entrepreneur earns between $38,500 and $91,440 per year from his business as of 2011, according to PayScale. That's a median salary of $64,970.
Average Income by Industry. The industry in which a small business operates also affects the average income of his owner. Some industries pay far more than others. For example, entrepreneurs who owned electrical contracting businesses make salaries that range from $49,910 to $114,000 each year.