I HAVE A CRACK AT THE LEFT CORNER OF MY MOUTH. IT IS NOT SORE OR OOZING, JUST DRY AND A CRACK OR LIKE A SMALL SCAB. I SLEEP WITH MY MOUTH OPEN. TAKE NUMEROUS VITAMINS AND I AM ON HEART MEDICATION SINCE 1996 AFTER SUDDEN CARDIAC DEATH. I.E.: NEXIUM 40 MG 1 DAY, CAPTOPRIL, METOPROLOL, ALPRASALAM .25 MG 4 TIMES DAY FOR IRRITABLE BOWEL (CAN T TAKE BENTYL, ETC BECAUSE OF REACTION OF SPEEDING UP HEART AND I HAVE A V-FIB ARRHYTHMIA. DIGOXIN 1 PER DAY. I ALSO TAKE NUMBEROUS VITAMINS AND NOT B COMPLEX. THIS SORE AT THE CORNER OF MY MOUTH HAS BEEN THERE FOR MANY MONTHS AND I HAVE TRIED MOISTURIZERS, ETC. I HAVE A BULLET JUICER AND CONSUME WALNUTS, KALE, SPINACH, ORANGES, GRAPEFRUITS, UNSWEETENED SOY MILK, BANANAS, FROZEN BERRIES, PARSLEY, TURKISH APRICOTS, ET AL. I EAT VERY HEALTHY BUT CANNOT GET RID OF THIS DRY SORE AT THE LEFT CORNER OF MY MOUTH. I CAN LIST THE VITAMINS THAT I TAKE REGULARLY FOR MY HEART, SKIN, HAIR, DRY MACULAR DEGENERATION, IF YOU THINK THAT MIGHT BE A CLUE? I AM 68 YEARS OF AGE., WHITE FEMALE. ANY SUGGESTIONS?