Vitamin B12 for the elderly

Vitamin B12 for the elderly

Vitamin B12 is a water-soluble vitamin that is synthesized to treat and prevent vitamin B12 deficiency because the human body cannot make it. Must be obtained mainly from food. Doctors may prescribe this vitamin supplement to patients with a disease at risk of vitamin B12 deficiency, such as HIV infection, malnutrition, some cancers Alzheimer’s disease, heart disease, or used as a vitamin supplement for pregnant women, the elderly, people who eat less meat Have problems with the digestive system, alcohol dependence, etc.

Vitamin B12 has many important functions, such as helping to convert the nutrients eaten into the form of glucose as a source of energy in the body. Enhance the function of the nervous system and spinal cord. Helps in the production of red blood cells, prevent anemia from abnormally large blood cells. Help build bone marrow, Gastric mucosa cells, and lining of the respiratory tract, Help synthesize genetic material or DNA, etc.

Vitamin B12 is also known as Cobalamin and can be broken down into several types such as Cyanocobalamin, Hydroxocobalamin, Adenosyl Cobalamin, or Mecobalamin. But the type used to treat vitamin B12 deficiency the most is cyanocobalamin. At present, vitamin B12 is a component of the vitamin B complex or included in other vitamins to help the body absorb this vitamin more efficiently Some patients may need a spray or spray instead of eating.

Warning on taking vitamin B12

  • People with heart disease, liver disease, kidney disease, sepsis, certain eye diseases, hyperemia, gout, iron deficiency anemia or folic acid, Hypokalemia in the blood, and people who are taking medicine or receiving treatment for bone marrow, always consult a doctor before each use.
  • People who have problems with digestion and absorption of nutrients or vitamin B12 should consult their doctor before use, such as severe anemia due to vitamin B12 deficiency. Have ever had stomach or small intestine surgery, Received radiation to the small intestine, etc. In general, these patients will receive vitamin B12 in the form of a nasal spray or spray. Because the body does not absorb this vitamin through eating.
  • A pregnant woman is planning to have a child or during breastfeeding. Always consult a doctor before taking vitamin B12 and use it under strict instructions.

Vitamin B12 consumption
Vitamin B12 supplements are available in a variety of formulas. Some formulas have additional ingredients or vitamins. Causing the amount of use to be different. For patients with vitamin B12 deficiency in general, adults should take 25-2,000 mcg per day, and children should be 0.5-3 mcg per day.

Other forms of vitamin B12 may need to be considered individually. The dosage and length of use are at the discretion of the doctor or pharmacist. Because the cause and severity of the patient’s symptoms must be assessed.

The amount of vitamin B12 that the body should receive per day according to the age range is as follows

Child

  • Newborn – 5 months of age, vitamin B12 should be obtained primarily from breast milk.
  • Age 6-11 months should get about 0.5 micrograms of vitamin B12 per day.
  • 1-3 years old should get approximately 0.9 mcg of vitamin B12 per day.
  • Age 4-8 years should get about 1.2 micrograms of vitamin B12 per day.

Adolescents and adults

  • 9-12 years old should get about 1.8 micrograms of vitamin B12 per day.
  • 13 years and older should get about 2.4 mcg of vitamin B12 per day.
  • Pregnant women should have an additional 0.2 mcg of vitamin B12 per day.
  • Mothers who are breastfeeding Should receive vitamin B12 in addition to the normal amount of approximately 0.4 micrograms per day.

Vitamin B12 use.

  • Usually should be eaten once a day after meals. May choose to eat at the same time of the day to help make it easy to remember And vitamin C should not be taken at the same time as vitamin B12, as it may cause the body to absorb less vitamin B12, should be at least 1-hour interval.
    -Before using vitamin B12, tell your doctor or pharmacist if you have a record of drug allergy. Have an underlying disease or are taking any medications, herbs, and supplements to prevent side effects.
  • Should follow the details on the label or as the doctor’s advice. Should not change, increase or decrease the consumption manually. You should also see your doctor every 3-6 months to check your vitamin B12 level and assess the duration of further treatment.
  • The amount of vitamin B12 consumption depends on health risk factors. Body response And the patient’s medical history. If you want to buy vitamins for yourself, consult your doctor or pharmacist about appropriate dosage and use. Especially pregnant women, Women are breastfeeding, Vegetarian, or the elderly It is a risk group that may need more vitamin B12 than the general public.
  • Should take vitamin B12 properly according to each form. For the body to absorb effectively, such as the tablet type, should be swallowed whole and drink plenty of water, should not be broken, split, or chewed before swallowing. Sublingual type should be placed under the tongue to dissolve. The tablet should not be swallowed whole. Injectable types should only be injected by a healthcare professional in a medical setting.
  • In case of forgetting to take the medication at the specified time, The drug should be taken immediately. If it’s close skip to the next dose Should not double the dosage.
  • Patients with severe anemia due to vitamin B12 deficiency should also receive folic acid. To help the body make red blood cells normally.
  • If there are any unusual or worsening symptoms after use Should seek medical attention.

Side effects from taking vitamin B12
Vitamin B12 usually does not cause any side effects or allergic reactions. If used correctly and properly Some people may have mild diarrhea or a rash. Since this is the time when the body is adjusting With symptoms often improving soon. Patients with severe anemia may be at risk of hyperkalemia. Resulting in muscle weakness Cramping easily And the heart beats irregularly If you have any of these symptoms, you should see your doctor immediately.

Besides, if there is an allergic reaction to the drug Causing severe dizziness Breathing problems, red rash, itching, and swelling of your face, throat, tongue, or other severe symptoms such as abdominal pain, dark green mouth or nails bleeding with scurvy or nose, chest tightness, breathing irregular heartbeat, pale skin, unusual tiredness, eye pain, unusual weight gain, urinating less, should seek immediate medical attention.

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