Antidiuretic hormone stimulates water reabsorbtion by stimulating insertion of water channels or aquaporins into the membranes of kidney tubules. These channels transport solute-free water through tubular cells and back into blood, leading to a decrease in plasma osmolarity and an increase osmolarity of urine.
Sulfates & Additives. Sulfates added into processed foods and occurring naturally have been shown to trigger asthma attacks. These can be found in lemon juice, processed potatoes, dried fruits and vegetables and pickled foods.
Here's what you can do. 1  Take in vitamin D. People with more severe asthma may have low vitamin D levels and replenishing vitamin D may improve asthma. 2  Eat plenty of fruits and vegetables. 3  Avoid sulfites.  Avoid allergy-triggering 1  foods. Eat to maintain a healthy weight.