"For best results," she says, "apply antiperspirant to dry skin, ideally before bed. People tend to perspire less at night, so applying antiperspirant before bed allows more of the product’s aluminum-based active ingredient to be pulled into the sweat ducts."
To extend the life of your color during the summer months, always use products formulated for color treated hair. These protect it from the sun and other damaging elements.
For added vibrancy, use a moisturizing mask once a week.