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The Daily Insight

Can you drink alcohol while taking vitamin b12

Author

Rachel Hunter

Published Feb 14, 2026

No interactions were found between Alcohol (contained in alcoholic beverages) and Vitamin B12. This does not necessarily mean no interactions exist. Always consult your healthcare provider.

Does drinking alcohol affect 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.

Can I take vitamins while drinking alcohol?

However, if you take supplements, it is important not to exceed recommended doses of these vitamins as high supplemental doses may lead to liver damage. Alcohol combined with high doses of these vitamins may theoretically lead to or worsen liver damage.

Should you take B12 before drinking alcohol?

Choose supplements including B-1, B-6 and B-12, to boost your body’s metabolism and replace the B vitamins lost the night before. Several “morning after” supplement mixtures include B vitamins, but taking the vitamins before you have your first alcoholic drink can help reduce the pain of the hangover even more.

What should you not take with B12?

Certain medications can decrease the absorption of vitamin B12, including: colchicine, metformin, extended-release potassium products, antibiotics (such as gentamicin, neomycin, tobramycin), anti-seizure medications (such as phenobarbital, phenytoin, primidone), medications to treat heartburn (such as H2 blockers …

Does alcohol destroy vitamin B?

Alcohol abuse has an impact on the way that B complex vitamins are absorbed and used within the body. Alcohol destroys B vitamins, and as a result chronic alcohol use can limit the amount of B vitamins that are available and contribute to a B vitamin deficiency.

Can you drink wine after B12?

Avoid drinking large amounts of alcohol while you are being treated with Vitamin B12.

What vitamins should I take if I drink a lot of alcohol?

Include 250mg Vitamin C, 150mg magnesium, 1500mg calcium and 500 mg niacin from dietary sources each day. A good multivitamin/mineral supplement (like Centrum) is also recommended.

What is B12 good for?

What is vitamin B12 and what does it do? Vitamin B12 is a nutrient that helps keep your body’s blood and nerve cells healthy and helps make DNA, the genetic material in all of your cells. Vitamin B12 also helps prevent megaloblastic anemia, a blood condition that makes people tired and weak.

How often should I take vitamin B12?

How often should you take vitamin B12? Take it daily as prescribed by your healthcare provider.

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Does vitamin B12 help with hangovers?

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. The most heralded is B12 (also called cobalamin), which performs a key role in the functioning of the brain and nervous system.

How long does it take to recover from a B12 deficiency?

How Long Does It Take to Recover from B12 Deficiency? Once you begin treating your vitamin B12 deficiency, it can take up to six to 12 months to fully recover. It is also common to not experience any improvement during the first few months of treatment.

What vitamins should not be taken with alcohol?

As you probably already know, chronic alcohol inhibits the absorption and usage of vital nutrients, including folic acid, zinc, vitamin B12 and vitamin B1, or thiamin.

Can B12 hurt 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.

How long does it take for B12 to work?

B12 injections work quickly; they are the most effective way for your body to absorb Vitamin B12. Within 48 to 72 hours, your body will begin to make new red blood cells. For mild deficiencies, you may need two to three injections over several weeks to notice peak impact.

Can you take vitamin B12 everyday?

While the recommended daily amount of vitamin B-12 for adults is 2.4 micrograms, higher doses have been found to be safe. Your body absorbs only as much as it needs, and any excess passes through your urine. High doses of vitamin B-12, such as those used to treat a deficiency, might cause: Headache.

Can vitamin B12 cause dry mouth?

The deficiency of vitamin B12 finally resulted in high blood homocysteine level in BMS patients. Burning sensation, dry mouth, and numbness of the tongue were the three most common symptoms of BMS patients, and could be found in 100%, 75.7%, and 43.9% of BMS patients in this study, respectively.

Can you drink alcohol while taking B complex?

B-vitamins are a family of water-soluble vitamins that help with proper metabolism, nerve functioning, energy production, and the breakdown of alcohol in our system. When we consume alcohol, we quickly diminish the supply of B-vitamins in our system.

Do you need B12 to survive?

But it’s crucial for our survival — every single cell in our body requires B12 to function properly. We need it to make fatty acids, amino acids and to replicate and repair DNA.

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 B12 good for anxiety?

However, when it comes to vitamin B for anxiety, vitamin B12 is especially powerful for managing your mood. For instance, there’s a strong correlation[4] between low levels of B12 and increased rates of anxiety and depression.

Why is B12 high?

The most common cause of high B12 in the blood is due to recent ingestion or injection of supplemental vitamin B12. We don’t worry about overdosing on B12 supplements because excess can be excreted in your urine. It could also be possibly from your diet if high in animal products such as meat, eggs, and shellfish.

What is considered as heavy drinking?

What do you mean by heavy drinking? For men, heavy drinking is typically defined as consuming 15 drinks or more per week. For women, heavy drinking is typically defined as consuming 8 drinks or more per week.

Is vitamin B12 good for kidneys?

Vitamin B12 Helps make new cells; maintains nerve cells; works with folate to make red blood cells. 2-3 ug/day supplement recommended for CKD (dialysis and non-dialysis); deficiency can cause permanent nerve damage. Always include B12 supplement with folate.

Does B12 help you lose weight?

Vitamin B12 is one of the essential B vitamins that help support a healthy nervous system. B12 works by converting the food we eat into sugar and other types of fuel that keep the body running smoothly. B12 is often associated with weight loss because of its ability to boost metabolism and provide lasting energy.

Should everyone take a B12 supplement?

Regardless of diet, everyone should have their B12 levels checked by a medical professional every few years. While consuming as many nutrients as possible from food is optimal, both the NIH and Dr. Greger have noted that it may be difficult to meet requirements from fortified foods alone.

Does B12 give you energy?

The energy benefits of B12 Vitamin B12 along with B6 are best for energy. Almost every cell in the body uses B12. Besides helping form red blood cells, B12 converts fat and protein to energy. A B12 deficiency causes tiredness and anemia.

What are the neurological symptoms of B12 deficiency?

  • vision problems.
  • memory loss.
  • pins and needles (paraesthesia)
  • loss of physical co-ordination (ataxia), which can affect your whole body and cause difficulty speaking or walking.

Does lack of B12 cause weight gain?

Furthermore, while a deficiency in vitamin B12 may not cause weight gain, it can decrease energy levels and contribute to fatigue, making it harder to stay active and manage your weight.

Does B12 cause blood clots?

Population research suggests that having low levels of vitamin B12 might be linked to an increased risk for blood clots in the veins.

Can B12 cause anxiety?

B12 Causes Psychiatric Symptoms: B12 deficiency can cause almost any psychiatric symptom, from anxiety, and panic to depression and hallucinations. This is because B12 deficiencies trigger symptoms in the nervous system and red blood cells.