Caffeinated items: Coffee and energy drinks can be dehydrating. It all depends on the quantity. Anything above 2 cups can inhibit the reabsorption of sodium in your body, leading to severe dehydration.
Protein-packed foods: High protein foods such as meat, protein powders and bars, etc. can cause dehydration.
Frozen and processed foods: Food items loaded with sugar and salt, such as pizza, meat, meals, etc. can put you at risk of dehydration.
Soy sauce: Known for its salty taste, Soy sauce makes it to the list of dehydration items.
Fried foods: Fried food be it chicken or onion rings, is loaded with fat, oil, and sodium and can have dehydrating effects on the body.