You might experience a little mild soreness or redness at the injection site, but this usually fades within a day
Lactating women have higher daily needs for B vitamins (for instance, riboflavin 1.6 mg/day, niacin ~17 mg NE/day), because some of the maternal intake is secreted in milk to nourish the infant
That is normal and expected
doi: 10.26355/eurrev_201903_17228 210 RenBLiuJWuKZhangJLvYWangSet al
The Hybrid Approach: Some Richmond residents employ both methods strategicallyusing injections to rapidly correct deficiency and restore optimal levels, then maintaining those levels with carefully selected oral supplements between injections
Plant foods do not naturally contain active B12 some fortified foods (plant milks, nutritional yeast) and supplements can help, but injections bypass any absorption issues entirely