Stomach bloating. Stock fat is high too.

I am suffering from stomach upset and bloating since years now . Not consulted anyone properly . Every time after my food my stomach will be full and it's take hours for digestion . Also just after food some time I feel going for motion . My bowl system also. It normal . It's always semy loose . No shape . And it sting like some acid . Also color change I noticed . Not normal its look dark. I never feel my stomach is completely cleaned . I do atleast 3 time minimum a day . I feel acidity after food . Very tired . No energy . I feel very heaviness in stomach . My abdomen also in weird shape. I am loosing my confident and getting mental stress due to this problem . Having hip and foot pain also badly . I eat less still I have very big bloated stock . My body is not fat . My hight is 5.5 and Weight 63. Stock fat is high too .