Thanks for query,
The creams and lotions you are using are fine.
cream is safe,kojic acid soap also available,you can use it.
For dark patches in under arm due to deo, apply good moisturizing cream,aloevera
Take plenty of water,
While going out cover your body and use full hand gloves.
Take Vit E and D and iron for glowing and clear skin.
Take plenty of green veggies and avoid junk food.
Ok and bye.