Rejuvenate-Dull-Skin by Rejuvenate-Dull-Skin Rejuvenate and brighten dull skin using ingredients found in your kitchen. What You’ll Need… 3 tbsp. Sea Salt 2 tbsp. Lemon Juice 1 tbsp. Olive Oil Mix the sea salt and olive oil, then add the lemon juice and thoroughly mix together.Apply to skin and scrub by gently massaging in circular motions for 2-4 minutes. Rinse with cool water and pat dry.