Blood stains out home remidy

Question

small amount on white down comforter not sure dog or human

Answer 1

If it's new, cold water can usually do the trick.  Add a little glycerin soap and scrub with a toothbrush if that doesn't work.

Answer 2

try hydrogen peroxide

Answer 3

Cold water with plenty of salt in it. UK

Answer 4

Club soda removes blood.  :-)  Then wash in cold water.