The one I'm specifically interested in is Wheat Bread. I've searched all kinds of ways and can't seem to find Behr LRV values.
The general outline of this therapy can be found here: Best natural cough treatment. This is the way how you can stop coughing for good. An additional factor to stop coughing naturally is to use Earthing for grounding the human body to get Earth's electrons to reduce inflammation.
5. Onion. Cutting onions is one of the simplest home remedies for a cough. You can breath in the strong vapor and coughing will stop. Beside, from baked onion juice, comfrey tea and honey, you can also make a cough syrup. Drink it daily and it can help relive coughing. And another option, creating a mixture of one-half teaspoon of onion juice with one teaspoon of pure honey, swallow it twice a day to relive cough and soothe the throat . 6. Carrot Juice. Carrots contains many vitamins and nutrients that can help relive various symptoms of cough.