 [ Symptoms ] can too much vitamin a cause a bloody mucus on your stool  i am a 48 yr old menopausal female i have noticed blood on my stool andor toilet paper the 1st week it happened once thought maybe something i ate the 2nd week it happened 3 times thought it may be a hernia somehow  this week it has happened everyday and today is wednesday feel bloated especially after dinner sometimes cramping do not sleep well and a lot of gas at times i take a vitamin a8000 iu fish oil 600 mg centrum complete mult echinacea and vitamin c500 mg everyday [ Disease ] ticks can carry lyme disease which can cause major medical problems i would take himher in for testing