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How much B12 should an alcoholic take?
An article published by the National Institute on Alcohol Abuse and Alcoholism (NIAAA), recommends a daily allowance of 1.2 mg/day for men and 1.1 mg/day for women.
How much B12 should a senior take?
In some cases, doctors may recommend high doses — more than 1,000 micrograms (mcg) per day. A recent study found that for seniors, a daily dose of 500 micrograms was efficient in reversing the signs of B12 deficiency. In general, experts recommend 2.5 micrograms of vitamin B12 per day for people over the age of 14.
Do alcoholics need vitamin B12?
Vitamin B-12 plays an important role in production brain chemicals that effect our mood and many other crucial brain functions. Low levels of B -12 and B-6 have been linked to depression. Drinking alcohol regularly for more than two weeks decreases vitamin B12 absorption from the gastrointestinal tract.
How much B12 should a 70 year old take?
Dosages for Older People Around this age, you should be getting around 2.4 micrograms of B12 a day. Not only does this mean consciously eating foods that contain vitamin B12 but it also means that you should ingest this vitamin as a supplement. By taking supplements, you will ensure that your body absorbs vitamin B12.
Do alcoholics have high B12 levels?
Conclusions: The vitamin B12 concentrations in the alcohol abuse patients are significantly higher than that of healthy subjects, however, these still remain in the normal range. The level of this vitamin is connected with the homocysteine concentration but is not linked with the folic acid concentration in the blood.
Can alcohol affect B12 levels?
Research shows that even moderate alcohol consumption may decrease vitamin B12 levels, and alcoholics are thought to be at risk of vitamin B12 deficiency.
Is it OK to take 1000 mcg of B12 a day?
The recommended dose for treating vitamin B12 deficiency is 1000 mcg daily. The recommended dose for preventing vitamin B12 deficiency is 1500 mg or 2500 mcg (sublingual tablets) daily. The dose for treating hyperhomocysteinemia is 400 mg daily in combination with folic acid.
Is 500 mcg of vitamin B12 OK?
In one 8-week study in 100 older adults, supplementing with 500 mcg of vitamin B12 were found to normalize B12 levels in 90% of participants. Higher doses of up to 1,000 mcg (1 mg) may be necessary for some ( 10 ).
Is B12 good for seniors?
Good nutrition is an essential part of aging well. One of the most important aspects of good nutrition for the elderly is a healthy level of vitamin B12. Our bodies need this vitamin, also called cobalamin, to make parts of our DNA, to make red blood cells and to keep our nerve cells working well, among other things.
Can you have too much B12?
Since B12 is a water-soluble vitamin, it’s generally considered safe, even at high doses. No Tolerable Upper Intake Level (UL) has been established for B12, due to its low level of toxicity. UL refers to the maximum daily dose of a vitamin unlikely to cause adverse side effects in the general population.
What vitamins should you take if you drink alcohol?
The most important of which are vitamins B and C. Those people that use a vitamin B complex — a pill that includes B1 (thiamine), B2 (riboflavin), folic acid, B6 and B12, among others — to combat hangovers swear by their effectiveness.
Can Vitamin B12 damage your liver?
The common forms of vitamin B include vitamin B1 (thiamine), B2 (riboflavin), B3 (niacin), B6 (pyridoxine) and B12 (cyanocobalamin). Except for niacin (when given in high doses), there is no evidence that the other B vitamins, in physiologic or even super-physiologic high doses cause liver injury or jaundice.
Can I take 5000 mcg B12 is it too much?
Is Taking High Doses of B12 Helpful or Harmful? Since B12 is a water-soluble vitamin, it’s generally considered safe, even at high doses. No Tolerable Upper Intake Level (UL) has been established for B12, due to its low level of toxicity.
Is it better to take vitamin B12 in the morning or at night?
“Take water-soluble vitamins on an empty stomach with a glass of water,” recommends Dr. Perez-Gallardo. And since it can be energizing, Dr. Perez-Gallardo says that the best time to take vitamin B12 is in the morning, so it won’t affect your sleep.
Does B12 raise your blood pressure?
Vitamin B12 intake was significantly inversely associated with systolic blood pressure and diastolic blood pressure (P for trend was <0.001 and 0.006, respectively).
Is B12 level of 1500 too high?
There is no consensus on the definition of high or elevated B12. Previous studies have chosen a variety of levels to represent high or very high B12 (pmol/l) levels. Some examples include: 664.219; 5131; 700 (high) and 1500 (very high)11; and 601 (high) and 1000 (very high)10.
What are the symptoms of high B12 levels?
High doses of vitamin B-12, such as those used to treat a deficiency, might cause: Headache. Nausea and vomiting. Diarrhea. Fatigue or weakness. Tingling sensation in hands and feet.
What does low B12 feel like?
Symptoms of Vitamin B12 Deficiency A mild deficiency may cause no symptoms. But if untreated, it may lead to symptoms such as: Weakness, tiredness, or lightheadedness. Heart palpitations and shortness of breath.
What is considered a low B12 level?
Understanding the Results But a normal level of vitamin B12 in your bloodstream is generally between 190 and 950 picograms per milliliter (pg/mL). Between 200 to 300 pg/mL is considered borderline and your doctor may do more testing. Below 200 pg/mL is low and more testing is needed.
