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Description
Injection Site Reactions:Redness, swelling, or irritation at the injection site can occur

Vitamin D: Supports immunity and bone health, especially for those with limited sun exposure

2001 Dec;142(12):5182-9

Synergy was the friend I needed in the fight

Methylcobalamin has also been found to prevent age-related macular degeneration by supporting the regeneration of retinal cells and protecting against oxidative damage