Caramel is made by heating sugar until it melts into a thick, sticky liquid. Adding cream or butter (or both) to the sugar after it liquefies results in caramel sauce. Caramel syrup is simply pure caramel thinned with water. Caramel candies are made by reducing a mixture of sugar, cream, and butter.
The advantages of making your own homemade caramel sauce is store bought caramel sauce will always have added hydrogenated and partially hydrogenated oils and stabilizers. More than likely the sugar used is HFC or high fructose corn syrup.
The health benefits? I was thinking myself about this one. What benefits could caramel sauce have when it is almost 100% sugar. Will it does have a small benefit. By adding the cream, it has 6% of your daily need of Vitamin A. This vitamin plays a major role as an antioxidant against premature aging. Not much, but it is something. It also has 120 calories for every two tablespoons.