1 The following common household items can be used to remove blood stains: baking soda, white, unseasoned meat tenderizer, salt, or hydrogen peroxide along with cold water. 2  For baking soda and meat tenderizer, make a paste using cold water and apply to the stain. 3  Let it set for 15-30 minutes and rinse with cold water. For baking soda and meat tenderizer, make a paste using cold water and apply to the stain. 2  Let it set for 15-30 minutes and rinse with cold water. 3  Pour salt on the stain and blot with a towel dampened with hydrogen peroxide solution (2 parts water to 3 parts hydrogen peroxide).