HELLO,   GAIN WEIGHT BY HIGH PROTEIN DIET   REGULARITY IN FOOD HABIT EAT EVERY TWO OR THREE HOURS SOMETHING(PANEER, DRY FRUITS) ADD CITRUS FRUITS LIKE LEMON ORANGE KIWI GOOSEBERRY BLUEBERRY ETC IN DIET. ADD FRESH CURD, BUTTER MILK INSTEAD OF MILK. TREATMENT:- TABLET SUPRADYNE ONE PER DAY FOR LONG-TERM BASIS. SEVEN SEAS COD LIVER OIL PEARLS ONE  AFTER LUNCH AND ONE AFTER DINNER FOR LONG-TERM BASIS. NUTRALITE PROTEIN POWDER TWO TSF WITH MILK TWO TIMES A DAY FOR LONG-TERM BASIS.