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A: People with diagnosed B12 deficiency, poor nutrient absorption, restrictive diets like veganism, or age-related absorption decline benefit the most from B12 injections
Thicker strands, better coverage, and visible density improvements develop over 3 to 6 months
Vitamin C is an essential cofactor for collagen synthesis and is involved in immune cell function, so correcting a deficiency can support both skin integrity and immune defense
Zinc Levels: Long-term, high-dose supplementation has been linked in some studies to a potential decrease in zinc levels, suggesting that balanced formulations are best
