Inflammatory bowel disease - A peek into the bacterial community shift and algae-based ‘biotic’ approach to combat the disease

•Urgent need to alleviate the symptoms of inflammatory bowel disease (IBD).•Probiotics and prebiotic bioactive compounds may prevent the development of IBD.•‘biotics’ increase beneficial bacteria like Bifidobacterium, Lactobacillus.•‘biotics’ decrease IBD problem creators like Escherichia coli.