There’s some medspas that do offer vitamins through IV drip. It’s generally a luxury experience. It won’t be instant – but maybe an hour or two via solution.
In general – hospitals don’t know what you’re deficient in specifically without drawing bloodwork. Most vitamin deficiencies are not life threatening. Hospitals have higher priorities than giving you a vitamin drip.
Some people with chronic vitamin deficiencies already go to their doctor’s office for injected vitamin supplements.
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