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%.
The retail drug store industry makes the majority of its profits from medication sales. According to Advisen's industry analysis, 2008 drug store industry revenue was over $307 billion, with 60 percent of revenue at chain drug stores coming from prescription sales and 90 percent of revenue at independent drug stores coming from prescriptions.