Yes you can cook with protein powder. Protein can denature with heat, but this happens when you digest protein anyway!

Protein powder can make an idea meal replacement and there are many products designed specifically to do so.

No, in most cases it's not advisable to supplement the diet of kids with protein powder. If a child has a healthy diet they will meet their protein requirements.

Protein powder requirements depend on your goals and physical activity.

While results may not always be fast, creating a solid training routine while supplementing your protein intake should increase muscle growth.

Protein powder can cause bloating in some people. This is often the case with whey concentrates, which contain lactose which can make it harder to digest.

Protein shakes do provide for slow digestion when compared with carbohydrates. This reduces the chance of a blood sugar spike.

Generally, consuming protein powder will not increase your risk of kidney stones unless you have a preexisting condition.

Protein powder should not cause headaches in most cases, unless you have an allergy or intolerance. Allergy or intolerance can cause a sinus headache.

Making protein powder taste better is all about how creative you can be. Protein powder is so versatile you can mix it with just about anything.