Hello sir my problem is after eating something when I go for urinate for example I have done my lunch and after than when I urge to urinate and I go for that than my urine become foamy foamy urien time is especially morning and when I have eat something and after that another wise it's look no foamy and report is kft normal and kub normal and urinalysis is normal except one time it's show 30mg/Dl protein after that all test come with negative