Two drops (0.1 mL) of 0.5% ketorolac tromethamine ophthalmic solution, instilled into the eyes of patients 12 hours and 1 hour prior to cataract extraction achieved measurable levels in 8 of 9 patients' eyes (mean ketorolac concentration 95 ng/mL aqueous humor, range 40 to 170 ng/mL).
Restoring the pH of the scalp may help prevent hair loss from dandruff, bacteria or fungus. Every liquid substance on Earth has a pH, or an acid-base, measurement. Very few substances are neutral; most are either acidic, such as vinegar, or basic, such as bleach.
pH-Balance and Skin Cleansers. Because buzzwords like pH-balanced are common advertising tools in the health and beauty industry, it's easy to ignore them and purchase a product regardless of its pH. However, when it comes to skin cleansers, pH levels do make a difference. Your skin has a pH level of about 5.5. Skin -- or at least the outermost layer of it -- is slightly acidic [source: University of California Newsroom ].