Rare side effects of B12 shots (require medical attention) Serious reactions to B-12 shots are uncommon, but its important to be aware of them: Allergic reaction, including rash, hives, dizziness, or trouble breathing Significant swelling, pain, or warmth that worsens at the injection site Palpitations or chest discomfort Signs of drug interactions, especially if you take multiple prescription medications If you experience symptoms that feel intense, progressive, or unusual, you should contact your provider right away
G.VivancosP
To understand why free radicals cause oxidative damage, lets take a brief trip back to Chemistry 101
It is essential for nerve and cognitive functions
Make it automatic rather than something requiring daily decision-making
results are best when combined with proper nutrition, sleep, and rehabilitation