Secret Clinical Strength Stress Response: $6.99 for full size (5 oz.) Oooh, confessing our love has got our hearts racing and underarms... sweating. Did you know that while heat, activity, and stress all cause sweat, stress sweat smells the worst. It comes from a different gland, causing more bacteria and odor. Thank goodness for Secret Clinical Strength Stress Response antiperspirant and deodorant! Received as a complementary product for testing.