B12 is essential for cell production, particularly for maintaining the health of your skin, hair, and nails, and supporting their strength and growth
You have been dealing with it for months
10.1192/bjpo.bp.116.003756 34
"Associations of Maternal Vitamin B12 Concentration in Pregnancy With the Risks of Preterm Birth and Low Birth Weight: A Systematic Review and Meta-Analysis of Individual Participant Data"
Side effects are uncommon and usually mild: Soreness or redness at the injection site Mild digestive upset Allergic reactions, which are rare Because a shot is an injection, it should always be given by a trained provider
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