The right amount of protein to consume is a constant source of debate among professionals, but the general consensus at the moment states that you'll need to take anything between 1.8-2.2 grams of protein per body kilogram per day if you do rigorous training.
Most protein powders provide nutritional information based on a 25 – 30g scoop, but not all of them include a scoop in the packaging, so you'll need to weigh the powder yourself.