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.
Texturizers change the hair's natural curl pattern by... Raising the pH of the hair to an alkaline state in order to soften and swell the hair shaft. This action lifts the cuticle and allows the solution to reach the cortex and restructure the hair. Hair that requires a highly alkaline chemical solution is... Coarse, resistant hair.