Let him start using Bioforce's Blooume - 55 ointment (for clear skin) twice daily and also use Bakson's Suncare Sunscreen, 20-30 minutes before stepping out under the sun.
Apart from these, you do follow CTMP, i.e., cleansing, toning, moisturising and protection (apply liberally sunscreen with SPF-30 – a thick layer of Bakson's Suncare cream may be, 20-30 minutes before going out daily and repeat it's application after every 3-4hrs.) after washing your face daily; use the products as per your skin type. This will change the skin texture and skin tone.
Mix one tablespoon of turmeric powder with enough pineapple juice to make a paste. Apply the paste to your face and neck. Leave it on until the paste dries completely. Then wash it off with lukewarm water. Follow this remedy two or three times a week to reduce the appearance of spots on skin.
Make a paste by mixing equal amounts of turmeric powder and gram flour with a little water or milk. Apply it evenly on your skin and leave it on until it dries. Wash it off with lukewarm water, scrubbing your skin gently in a circular motion. Follow this remedy once a week to lighten your skin tone and remove scars.
Extract the gel from an aloe vera
Apply the gel on your face using a cotton ball. Allow it to dry on its own for about half an hour, and then rinse it off with lukewarm water. Follow this remedy daily or several times per week.
Cut a fresh cucumber into thick slices, and rub them thoroughly all over your face. Leave it on overnight and rinse with warm water in the morning. Do this daily before going to bed.
Alternatively, make a mixture with equal amounts of cucumber juice and lemon juice. Apply this mixture to your skin, allow it to dry completely, and then wash it off with warm water. Do this daily.