Vitamin A doesn't have symptoms. Humans with either vitamin A toxicity or vitamin A deficiency have symptoms, however. Please be more specific with your question.
There are many symptoms associated with vitamin deficiency. Some examples of these symptoms include fatigue, dizziness, and mental confusion or forgetfulness.
There are many Vitamin D deficiency symptoms and here are the most common ones:ricketsosteoporosisobesityfatiguechronic backachecancersDiabetesHeart diseaseshyperparathyroidismdepression
Some of the symptoms of vitamin D deficiency include bone pain and muscle weakness. These symptoms are usually subtle though, so if one is at risk of this deficiency, blood tests would be recommended to check the levels of this vitamin.
Common symptoms of vitamin deficiency that can lead to chapped lips include dryness, cracking, and inflammation of the lips.
Symptoms of vitamin E poisoning may include fatigue, weakness, nausea, and diarrhea. Treatment options may include stopping vitamin E supplements, seeking medical attention for severe symptoms, and receiving supportive care such as IV fluids.
Vitamin B
The onset of symptoms from a vitamin deficiency can vary widely depending on the specific vitamin, the severity of the deficiency, and individual factors such as overall health and diet. Some deficiencies, like vitamin C, may show symptoms within a few weeks, while others, such as vitamin B12, can take months or even years to manifest. Generally, the body’s stores of vitamins and individual absorption rates play a significant role in how quickly symptoms appear.
The common symptoms of low vitamin D is sythnetisis to the sun light, having no energy, having pale skin and not being able to concentrate on anything.
Vitamin toxicity is a condition in which a person develops symptoms as side effects from taking massive doses of vitamins.
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It develops symptoms of deficiency of that particular vitamin as an ailment.
Lack of vitamin D can cause a wide range of symptoms such as the flu, muscle weakness, psoriasis and asthma. It also can trigger depression. It can be treated by exposure to the sun and supplements.