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If your provider supplies a combination product (like tirzepatide with B12 or tirzepatide with niacinamide ), the dosing chart may differ because the total volume includes the additional ingredients
In pregnant women, vitamin B12 deficiency can cause birth defects and developmental delays
Store them away from sunlight and heat
recommended daily allowance (RDA) is: 2.4 micrograms (mcg) per day Certain groups may require higher intake, including: Pregnant women: 2.6 mcg daily Breastfeeding women: 2.8 mcg daily Older adults Vegetarians and vegans Individuals with absorption issues 500 mcg to 5000 mcg , which is significantly higher than the RDA but still generally considered safe when medically supervised
