These include: Mild pain or bruising at the blood draw site. Dizziness or fainting ... Certain medications can affect vitamin B12 absorption and levels, leading to potential deficiencies.

If you're dealing with a B12 deficiency or simply struggling to get enough of the essential vitamin in your diet, B12 supplements can help. These are the benefits and potential risks to know.

Long-term use of antacids, proton pump inhibitors, or metformin can interfere with Vitamin B12 absorption. Adults who are strictly vegetarians or vegans have a higher risk of getting vitamin B12 ...

Vitamin B12 supports nerve function and red blood cell production, yet many seniors struggle with absorption. Vitamin D, essential for bone health, becomes harder to synthesize from sunlight ...

When you purchase through links on our site, we may earn an affiliate ... “Due to the complicated absorption process of vitamin B12, in both the stomach and the intestine, supplementation ...

Expect to take a blood test to check your vitamin B12 levels before adding a supplement or shot. One of the best ways to maximize absorption ... but some parts of the site will not then work.