While lysine in the diet is considered safe, excessive doses may cause gallstones. There have also been reports of renal dysfunction, including Fanconi syndrome and renal failure. Talk to your doctor before taking supplemental lysine if you have kidney disease, liver disease, or if you are pregnant or breastfeeding.
Well I dont know about off premise sales, but on premise runs about like this...these are the general cost of sales numbers. Liquor 13%-17%. Beer (bottles)26%-31%. Beer (draft) 18%-26%. Wine-30%-47%. So the gross margin would be the reverse. Liquor 83%-87%.
Average Profit Margin. According to a paper published by the CDFI Fund, the average profit margin for the supermarket industry was 1.9 percent in 2010. The profit margin varies by sub-classification. According to analysis of Yahoo! Finance data, the average net profit margin for publicly traded US-based grocery stores for 2012 is close to 2010's 1.9 percent average.