Will Maltodextrin Go Bad?

After the package is open, it will slowly deteriorate and lose its food value. A couple of years and it is degraded quite a bit. Four-five years, very degraded, but will have some food value left. Suggest you use it if you want, (I would toss it) and store the next purchase in the fridge, especially after opening it.

Does maltodextrin make you gain weight?

It's essentially a sweetener and a carbohydrate with no nutritional value, and it causes an increase in blood sugar. The levels of sugar in maltodextrin can lead to weight gain.

Why does maltodextrin make me sick?

Many food additives can cause allergies or intolerances. Side effects may include allergic reactions, weight gain, gas, flatulence, and bloating. Maltodextrin may also cause a rash or skin irritation, asthma, cramping, or difficulty breathing.