What absorbs B12 the best?

Methylcobalamin. Methylcobalamin is the most bio-available type of Vitamin B12 which means the body absorbs it more easily. Naturally occurring, it is found in animal-based foods such as meat, fish, milk and eggs so Methylcobalamin B12 is readily available in many people's daily diets.


What helps vitamin B12 absorb better?

In the stomach, hydrochloric acid and enzymes unbind vitamin B12 into its free form. From there, vitamin B12 combines with a protein called intrinsic factor so that it can be absorbed further down in the small intestine. Supplements and fortified foods contain B12 in its free form, so they may be more easily absorbed.

How can I absorb vitamin B12 quickly?

To increase the amount of vitamin B12 in your diet, eat more of foods that contain it, such as:
  1. Beef, liver, and chicken.
  2. Fish and shellfish such as trout, salmon, tuna fish, and clams.
  3. Fortified breakfast cereal.
  4. Low-fat milk, yogurt, and cheese.
  5. Eggs.


What do you need to take with B12 to absorb?

Vitamin B12 occurs in foods that come from animals. Normally, vitamin B12 is readily absorbed in the last part of the small intestine (ileum), which leads to the large intestine. However, to be absorbed, the vitamin must combine with intrinsic factor, a protein produced in the stomach.

What vitamins should not be taken with B12?

Vitamin C (ascorbic acid) supplements.

Taking vitamin B-12 with vitamin C might reduce the available amount of vitamin B-12 in your body. To avoid this interaction, take vitamin C two or more hours after taking a vitamin B-12 supplement.


Vitamin B12 absorption



Can I take vitamin D and B12 together?

Fat-soluble and water-soluble vitamins

Some combinations should be avoided, even if they aren't inherently problematic. For example, although it's safe to take vitamin D with vitamin B12, it's not advisable, says Virgilio Sanchez, MD, a board certified family medicine physician at Conviva Care Center in Miami, Florida.

Is it OK to take 1000 mcg B12 daily?

If you are low in vitamin B12, a common recommended dose for oral supplements is about 1,000 mcg daily. But you should make sure to ask your healthcare provider about how much vitamin B12 you should look for in a supplement.

Does magnesium help B12 absorption?

Yes, as B vitamins and magnesium don't compete for absorption inside your body. Indeed, many supplements combine them as a way of simplifying how you monitor your intake. Vitamin B and magnesium work in tandem to: promote normal function of the nervous system and normal psychological function.


Why won't my body absorb B12?

Pernicious anaemia causes your immune system to attack the cells in your stomach that produce the intrinsic factor, which means your body is unable to absorb vitamin B12.

Does caffeine deplete B12?

Furthermore, caffeine interferes with the metabolism of certain B vitamins, including thiamine. However, because caffeine increases stomach acid secretion, it actually boosts the absorption of vitamin B12.

Is B12 better absorbed on an empty stomach?

When is the best time to take vitamin C and vitamin B12? Vitamin C and vitamin B12 are water-soluble vitamins, which means you need water to absorb them. “Take water-soluble vitamins on an empty stomach with a glass of water,” recommends Dr. Perez-Gallardo.


How can I get more energy from B12?

Eating a healthy diet that incorporates vitamin B12-rich foods is often the best way to get the vitamin B12 your body needs. That said, a B12 supplement might be in order if your diet alone can't provide you with enough B12.
...
These foods include:
  1. Beef.
  2. Poultry.
  3. Fish.
  4. Eggs.
  5. Dairy products, including milk, yogurt, and cheese.


How do you know if your body is not absorbing B12?

Key points about vitamin B12 deficiency anemia

Symptoms include weak muscles, numbness, trouble walking, nausea, weight loss, irritability, fatigue, and increased heart rate. Treatment may include vitamin B12 supplements. It is also important to eat a well-balanced diet.

What can drain your B12?

Taking certain medications: Certain medications can cause low levels of vitamin B12 in your body, including metformin (a drug used to manage diabetes), proton pump inhibitors (PPIs are used to treat GERD and peptic ulcers), histamine H2 blockers (a medicine used to reduce the amount of acid your stomach makes) and oral ...


Do you need another vitamin to absorb B12?

However, B12 in supplements does need to combine with intrinsic factor to be absorbed. People with pernicious anemia, an autoimmune disease, can't make intrinsic factor. As a result, they have trouble absorbing vitamin B12 from foods and dietary supplements.

Can I take B12 vitamin D and magnesium together?

The micronutrient combination (DMB) comprises daily doses of 1,000 IU vitamin D, 150mg magnesium, and 500mcg vitamin B12, for up to 14 days. “Patients who received DMB had a significant reduction of clinical deterioration compared to patients without DMB.

What enzyme do you need to absorb B12?

In order to absorb dietary B12 in the small intestine, we need adequate stomach acid, the enzyme pepsin, and a gastric protein called intrinsic factor.


Can you mix B12 and magnesium together?

Interactions between your drugs

No interactions were found between magnesium citrate and Vitamin B12.

What happens if your B12 is too high?

In some people, high levels of B12 may cause gastrointestinal problems such as bloating and diarrhea. And if you have high blood pressure or poor cardiovascular health, having too much B12 may further complicate these issues. Pregnant and breastfeeding women may also need to be especially mindful of B12 levels.

What is the max B12 you can take a day?

There is no upper limit for vitamin B12, and most supplements provide between 500 mcg to 5,000 mcg of B12 daily to meet various nutritional needs [2].


When should I take B12 morning or night?

Vitamin B12

As a general rule of thumb, take your B vitamins in the morning or with a meal. Vitamin B12, for example, should definitely be taken in the morning. This is because it is important for energy metabolism, which may interrupt your sleep if taken at night.

Can I take B12 with Omega 3?

A recent study reported by us has demonstrated that combined supplementation of both vitamin B12 and omega-3 fatty acids together increases the levels of BDNF in the cortex and hippocampus region of the brain [18].

What vitamins should I not mix?

Some vitamins that should not be taken together, or have dosage limitations, include vitamin C with vitamin B-12, vitamin A supplement with vitamin A-rich foods, folic acid (vitamin B9) and vitamin B12, and vitamin E with vitamin K.


What is the most common cause of B12 deficiency?

Low levels of vitamin B-12 can be caused by: Diet. Vitamin B-12 is mainly found in meat, eggs and milk, so people who don't eat these types of foods may need to take B-12 supplements. Some foods have been fortified with B-12, including some breakfast cereals and some nutritional yeast products.