Nutritional deficiency symptoms

The symptoms of a nutritional deficiency depend on which nutrient the body lacks. However deficiencies can cause general symptoms. These include:

Pallor (pale skin)
hair loss
periods of lightheadedness
constipation
sleepiness
heart palpitations
feeling faint or fainting
depression

fatigue
weakness
trouble breathing
unusual food cravings
tingling and numbness of the joints
menstrual issues (such as missed periods or very heavy cycles)
depression
poor concentration