Dry blood can be removed from your carpet using any of the methods above.
Cleaning dry blood from carpet.
Also hot water is a most definite no when it comes to getting blood out of a carpet.
To remove blood stains from carpet apply hydrogen peroxide to the stains and let it dry completely which will lighten the carpet fibers and hide the stains.
Repeat until the stain disappears then sponge the spot with cold water and blot dry.
You can also try cleaning the stains with shampoo and ammonia.
Using a clean white cloth sponge the stain with the detergent solution.
Check out the instructions below if the blood stain you re trying to remove is dry go ahead and brush it with a steel brush to loosen the stain.
Blot until the liquid is absorbed.
This is because the heat will cause the blood stain to really set in the carpet.