B12 Injection

Methylcobalamin 5000mcg/mL

Appropriate dose will be determined by a licensed provider during your complimentary online exam.

Includes subcutaneous injection needles

Vitamin B12 is essential for nerve health, brain function, and energy production. It acts as a co-factor in several critical processes that keep your nervous system and cells working properly.

• Enhanced cognitive function & mental clarity
B12 is required to make and maintain myelin, the protective coating around nerves. Healthy myelin helps nerve signals travel faster and more accurately, supporting focus, memory, and clear thinking.

• Mood stabilization & mental well-being
B12 plays a role in producing neurotransmitters like serotonin and dopamine. These brain chemicals help regulate mood and emotional balance.

• Increased energy
B12 helps convert the food you eat into usable cellular energy (ATP). Without enough B12, cells can’t efficiently make energy, which can lead to fatigue.

• Immune system support
B12 supports DNA synthesis and healthy cell division, which is essential for producing immune cells that protect the body.

• Neurological health & brain support
B12 maintains nerve integrity and supports communication between brain cells, helping preserve overall brain function.

• Neuroprotective effects
By reducing homocysteine levels (a compound linked to nerve and vascular damage), B12 helps protect brain and nerve tissue over time.

• Healthy aging & neuroplasticity support
B12 supports ongoing brain cell repair and adaptation, helping the brain maintain flexibility (neuroplasticity) as we age.

Important: This information is not medical advise. Other side effects may occur. Consult your healthcare provider for personalized medical advice.

B12 is generally well tolerated, but side effects can occur depending on the form (oral, injection, or nasal), dose, and individual sensitivity.

Possible Common Side Effects:

• Pain, redness, or swelling at the injection site

• Mild diarrhea

• Headache

• Nausea

• Fatigue or weakness

• Dizziness

Less Common Reactions:

• Itching or rash

• Flushing

• Anxiety or restlessness

• Allergic reactions (hives, swelling of face/lips/tongue, trouble breathing)

• Chest pain or irregular heartbeat

• Severe dizziness or fainting

Not Recommended If:

• You have a known allergy to any ingredients

• People with Leber’s disease (a rare eye disorder) should not take B12 unless directed by a specialist.

• If you are pregnant or breastfeeding consult your provider first.

This is not a complete list of all possible side effects. If you notice unusual or severe symptoms, stop use and contact your provider.