The following table summarizes indications associated with the color gray: Gray coloration indicates a lack of oxygenation and depletion.
| Indicator | Association | |
| FACE | Ashen gray | Lung, shock, dehydration, too much carbon monoxide. |
| Yellow/gray complexion with blue/purple tones around veins | Poor lipid metabolism (Angelica). M.W. | |
| CHEEKS | Hollow and gray | Depressed lung function, tobacco, emphysema and marijuana. Pimples, psoriasis, may not be eliminating wastes through lungs. Deep breathing is paramount. “Gray coloration in the cheeks indicates poor oxidation from the lungs or tight capillaries. Tension. ” M.W. |
| SCLERA | Gray sclera | Constipation or sluggish bowels. |
| TONGUE | Gray mucus on back third | Sluggish bowel, constipation, smoking and excess heat. Smoking creates little holes in the roof of your mouth. Gross. |
| Dirty, gray coloring | Looks just like Echinacea Angustifolia root. Use it. Also Red Root. |