- 1 Which foods are high in vitamin B12?
- 2 How can I get vitamin B12?
- 3 What fruits and vegetables are high in vitamin B12?
- 4 What causes vitamin B12 deficiency?
- 5 Which form of B12 is best?
- 6 How do you know if your B12 is low?
- 7 How long does B12 deficiency take to correct?
- 8 Can low B12 cause hair loss?
- 9 Should I take vitamin B12 everyday?
- 10 What medications should not be taken with B12?
- 11 What happens if you have low vitamin B12?
- 12 How long does it take for B12 supplements to work?
Which foods are high in vitamin B12?
To increase the amount of vitamin B12 in your diet, eat more of foods that contain it, such as:
- Beef, liver, and chicken.
- Fish and shellfish such as trout, salmon, tuna fish, and clams.
- Fortified breakfast cereal.
- Low-fat milk, yogurt, and cheese.
How can I get vitamin B12?
You can get recommended amounts of vitamin B12 by eating a variety of foods including the following:
- Beef liver and clams, which are the best sources of vitamin B12.
- Fish, meat, poultry, eggs, milk, and other dairy products, which also contain vitamin B12.
What fruits and vegetables are high in vitamin B12?
Below are 12 healthy foods that are very high in vitamin B12.
- Animal liver and kidneys. Organ meats are some of the most nutritious foods out there.
- Clams. Clams are small, chewy shellfish that are packed with nutrients.
- Fortified cereal.
- Fortified nutritional yeast.
What causes vitamin B12 deficiency?
However, the most common cause of vitamin B-12 deficiency anemia is a lack of a substance called intrinsic factor, which can be caused when your immune system mistakenly attacks the stomach cells that produce this substance. This type of anemia is called pernicious anemia.
Which form of B12 is best?
The body may absorb cyanocobalamin better, while methylcobalamin has a higher retention rate. Both can prevent B12 deficiency, but methylcobalamin should be combined with adenosylcobalamin for best results.
How do you know if your B12 is low?
Symptoms of Vitamin B12 Deficiency
- Weakness, tiredness, or lightheadedness.
- Heart palpitations and shortness of breath.
- Pale skin.
- A smooth tongue.
- Constipation, diarrhea, loss of appetite, or gas.
- Nerve problems like numbness or tingling, muscle weakness, and problems walking.
- Vision loss.
How long does B12 deficiency take to correct?
Recovery from vitamin B12 deficiency takes time and you may not experience any improvement during the first few months of treatment. Improvement may be gradual and may continue for up to six to 12 months.
Can low B12 cause hair loss?
When vitamin B12 levels are low, your hair follicles may not be able to grow new hair as efficiently, resulting in hair loss. A vitamin B12 deficiency can also cause symptoms of anemia, which is associated with low iron levels, hair thinning, and hair loss.
Should I take vitamin B12 everyday?
The recommended daily intake (RDI) for vitamin B12 for people over 14 is 2.4 mcg (1). However, you may want to take more or less, depending on your age, lifestyle, and specific situation.
What medications should not be taken 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
What happens if you have low vitamin B12?
Not having enough B12 can lead to anemia, which means your body does not have enough red blood cells to do the job. This can make you feel weak and tired. Vitamin B12 deficiency can cause damage to your nerves and can affect memory and thinking.
How long does it take for B12 supplements to work?
A response usually is seen within 48 to 72 hours, with brisk production of new red blood cells. Once B12 reserves reach normal levels, injections of vitamin B12 will be needed every one to three months to prevent symptoms from returning.