Removing Ink Stains from Clothing?
You might try a breath spray or hair spray. Spray on and let soak in for a bit since its dry. May have to treat a few times. This should help at least.
Homemade Natural Laundry Stain Remover?
You might be surprised what baking soda will clean. I use it on laundry and cleaning my sink and my cookware. It will also cut soap residue on the shower door.