The "fridge" is not stocked.
Your SH will bring ice twice a day, unless you request it more often.
They have soap, shampoo and lotion in the rooms, and will bring more if requested. Many will tell you they bring their own favorite shampoo and conditioner. We used our own.
I don't think toothpaste or conditioner is stocked.
In the lower categories (1 - 3) there is concierge service, which is a perk for paying more....
You can get room service for juice, milk, coffee, or hit the self-service bar on deck 9 aft.