Vegetable juice is often promoted as a healthy way to incorporate more vegetables into your diet, but a 12-oz serving of original V8 Vegetable Juice contains 960 mg of sodium.
Sports drinks help maintain and restore hydration after a workout.
Sodium is added to make you want to drink more and it helps the body retain fluid, both of which are important for rehydration.
These are low enough that with some planning and adjusting your sodium intake throughout the day, you may enjoy them without trouble, but be mindful if you're tempted to have multiple servings.