Dear sir , iam having brown colour and yellow colour stools, no pain no bleeding some times loose stools what does this indicates.

Change in stools: Amount, color, frequency, texture of stool varies with foods, speed of emptying of the GI tract, medications ; supplements ingested, gut flora (unique for each individual), additives (like blood), subtractions (like absent bile), infection, inflammation, ; other factors. If stool pattern has changed, is unusual for you, ; the change persists, or is accompanied by other symptoms, see your doctor.