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1. www.webmd.com › vitamins › aiVITAMIN B12: Overview, Uses, Side Effects, Precautions, ...

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   Side Effects. Precautions. Interactions. Dosing. Reviews (137) Overview. Vitamin B12 is an essential vitamin found in foods such as meat, fish, and dairy. It can also be made in a lab and is...

2. www.webmd.com › drugs › 2Vitamin B12 Oral: Uses, Side Effects, Interactions, ...

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   Side Effects. This product usually has no side effects. If you have any unusual effects, contact your doctor or pharmacist promptly. If your doctor has directed you to use this medication, remember...

3. 其他人也問了

   How do you treat vitamin B12 deficiency?

   • Taking vitamin B12 by mouth, as a shot, or inhaling through the nose can treat and prevent vitamin B12 deficiency. Vitamin B12 shots can only be given by a healthcare provider. Cyanide poisoning. Administering hydroxocobalamin (Cyanokit), a natural form of vitamin B12, as a shot is likely effective for treating cyanide poisoning.

   VITAMIN B12 - Uses, Side Effects, and More - WebMD

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   Does vitamin C (ascorbic acid) decrease vitamin B12?

   • Vitamin C ( ascorbic acid) can decrease the amount of vitamin B12 you absorb. Avoid taking large doses of vitamin C within one hour before or after taking this product. If your condition lasts or gets worse, or if you think you may have a serious medical problem, get medical help right away.

   Vitamin B12 2,500 Mcg Tablet - Uses, Side Effects, and More - WebMD

   www.webmd.com/drugs/2/drug-169466/vitamin-b12-oral/details

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   What is vitamin B12 deficiency?

   • Serious vitamin B12 deficiency may result in a low number of red blood cells ( anemia ), stomach /intestine problems, and permanent nerve damage. Vitamin B12 deficiency may occur in certain health conditions (such as intestinal/ stomach problems, poor nutrition, cancer, HIV infection, pregnancy, old age, alcoholism ).

   Vitamin B12 2,500 Mcg Tablet - Uses, Side Effects, and More - WebMD

   www.webmd.com/drugs/2/drug-169466/vitamin-b12-oral/details

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   What is the active form of vitamin B12?

   • Methylcobalamin is the active form of vitamin B12. Cyanocobalamin, which must be processed by the body into the active form, is the most common type used in supplements. People commonly use vitamin B12 for vitamin B12 deficiency, cyanide poisoning, and high levels of homocysteine in the blood.

   VITAMIN B12 - Uses, Side Effects, and More - WebMD

   www.webmd.com/vitamins/ai/ingredientmono-926/vitamin-b12

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4. www.webmd.com › drugs › 2Vitamin B-12 Oral: Uses, Side Effects, Interactions, ...

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   2023年3月28日 · Find patient medical information for Vitamin B-12 oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.

5. www.webmd.com › diet › featuresThe Myths and Truths of Vitamin B12 - WebMD

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   Left untreated, too little vitamin B12 can ultimately lead to nerve damage, ataxia (difficulty with walking and balance), pernicious anemia, heart failure, and even gastric cancer, Swenor says. If...

6. www.webmd.com › diet › vitamin-b12-deficiency-symptoms-causesVitamin B12 Deficiency: Causes, Symptoms, and Treatment - WebMD

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   2023年1月14日 · It can also happen if you have had weight loss surgery or another operation that removed part of your stomach, or if you drink heavily. You may also be more likely to get a vitamin B12 deficiency...

7. www.webmd.com › a-to-z-guides › vitamin-b12-testVitamin B12 Test & Normal Vitmain B12 Levels: Procedure ...

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   2023年5月29日 · If you’re not taking any of these medications or haven’t been diagnosed with pernicious anemia or other health problems that might cause lower B12 levels, your doctor may order the test based on...

8. www.webmd.com › vitamins › aiTHIAMINE (VITAMIN B1): Overview, Uses, Side Effects, ...

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   Thiamine (vitamin B1) is found in many foods and is used to treat low thiamine, beriberi, certain nerve diseases, and Wernicke-Korsakoff syndrome (WKS). Thiamine is required by our bodies to ...