The collagen used in commercial products is not human collagen, it is usually cow or pig collagen, it is similar enough to have the same effect as human collagen but different enough that the body recognizes it as foreign. Anything the body recognizes as foreign has the potential to cause allergies.
There are 470 calories in a 1 biscuit serving of Hardee's Sausage & Egg Biscuit. Calorie breakdown: 57% fat, 30% carbs, 13% protein. Related Biscuits from Hardee's:
A plain McDonald's Egg McMuffin contains 300 calories, a Sausage McMuffin has 370 and a regular Bacon, Egg and Cheese Biscuit contains 420. plain McDonald's Egg McMuffin contains 300 calories, a Sausage McMuffin has 370 and a regular Bacon, Egg and Cheese Biscuit contains 420.