Third step

Vitamin A is calculated secure when obsessive in not compulsory dietary allowances (RDAs). Adults who eat equipped foods with vitamin A, such as low-fat dairy products and a lot of fruits and vegetables, generally lack the need for supplement or multivitamins that enfold vitamin A. Vitamin A may cause bleeding in the lungs, blurry vision, bone pain, breathing difficulty, changes in immune meaning, chronic swelling of the liver, cirrhosis (scarring of liver), cough, cracked fingernails, cracked lips, death, decreased thyroid meaning, depression, diarrhea, feeling of fullness, fever, fluid around heart, hair loss, high cholesterol, increased pressure in the brain, increased risk of HIV show (through breastfeeding), increased risk of lung cancer, increased risk of heart disease, increased white blood cells, indigestion, inflammation of the conjunctiva (conjunctivitis), addition site pain, irritability, joint pain, mouth ulcers, muscle pain, psoriasis flare-ups, pain, per sinusoidal fibrosis (in the liver), redness (from skin use), respiratory infection, seizure, skin irritation, sore eyes, statuses (fatty change), tummy and intestine adverse effects, and suicidal thoughts. Vitamin A toxicity is rare in the general population. Vitamin A toxicity can occur with high quantity of vitamin A taken over short or long periods of time. Consequently, toxicity can be short or long-term. Symptoms of acute (short-term) toxicity include nausea, headache, fatigue, loss of appetite, dizziness, dry skin, defamation (loss of skin), and rational edema (swelling in the brain). Symptoms of chronic (longer-term) toxicity include dry itchy and cracking skin, defamation, dry lips, scaling anorexia, headache, psychiatric changes, cerebral edema (excess fluid), bone and joint pain, osteoporosis (bone loss), and hip fracture. Severe toxicity can lead to eye damage, high levels of calcium, and liver damage. In children, signs of toxicity include irritability, drowsiness, dizziness, delirium, coma, vomiting, diarrhea, increased pressure in the brain with bulging fontanelles in infants, headache, swelling of the optic (eye) disk, bulging eyeballs, visual disturbances, and skin redness and peeling.