If it is true that...

Glucose and salt are used to treat shock

and

Carbohydrate and salty foods during the night can minimize the stress reaction

and

Carbohydrate and salty foods lower adrenalin and cortisol, and help to maintain the volume and fluidity of blood

Then it must be true that...

Thyroid maintains adequate carbon dioxide, improving the blood levels of salt, glucose, and adrenalin