A vitamin B12 deficiency can cause cognitive issues, muscle weakness and other problems. Here's how to make sure you're ...

Around 15% of the US population is deficient in B12, which can cause them to feel fatigued, irritable, and constipated.

Vitamin B12 benefits include improving mood, reducing your risk of dementia, and supporting healthy hair and nail growth.

Maximizing Vitamin B12 benefits hinges on optimal intake timing and methods. Experts suggest taking B12 supplements on an empty stomach, ideally in the morning, about 30 minutes before breakfast. This ...

Jessica is a former writer and editor at Forbes Health with over a decade of experience in both lifestyle and clinical health topics. Before Forbes Health, Jessica was an editor for Healthline Media, ...