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how long do vitamins last after expiration

A 37-year-old female asked:
Dr. Anthony Vita
Specializes in Psychiatry
No: Expiration dates are on medications and vitamins for a reason. Vitamins can lose their effectiveness.

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A 39-year-old member asked:
Dr. Derrick Lonsdale
73 years experience Preventive Medicine
What on earth: Is the reason for vitamin injections in the face? Vitamins act through the whole body
A 39-year-old member asked:
Dr. Yash Khanna
57 years experience Family Medicine
2to3 days: It is a water soluble vitamin and gets excreted by kidney and if not needed in body it is excreted within 2to3 days.
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3 thanks
A 46-year-old member asked:
Dr. You Sung Sang
31 years experience Gastroenterology
Usually 1 month: For severe deficiency, initially the shots may be daily/weekly. Once levels stable, they are usually given im monthly.
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2 thanks
A 74-year-old female asked:
Dr. Robert Kwok
33 years experience Pediatrics
Depends on diagnosis: A person in her mid-70's who is low on a needed nutrient needs a diagnosis. The reason for her nutrient deficit, regardless of the nutrient, determine ... Read More
A 46-year-old female asked:
Dr. David Sneid
41 years experience Endocrinology
No problem: Check the package expiration date, but there should be no problem.
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1 thank
A 43-year-old member asked:
Dr. Su Fairchild
24 years experience Integrative Medicine
Depends: Half life is estimated to be between 15-25 days. Urine is main route of excretion.
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1 thank
A 37-year-old female asked:
Dr. Su Fairchild
24 years experience Integrative Medicine
Depends: I think the problem may possibly have been caused by you not taking the active form of b6. When the inactive form is taken, there is a rate limiting f ... Read More
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A 39-year-old member asked:
Dr. David Miller
10 years experience Family Medicine
Depends: Vitamin b6, when taken usual therapeutic dose, is not toxic. It can cause significant adverse effects, however, if you take too much of it for a prolo ... Read More
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2 thanks
A 46-year-old member asked:
Dr. Randy Baker
40 years experience Holistic Medicine
Until treated: If you are deficient in a vitamin, the symptoms will persist (and likely even worsen over time) until the deficiency is treated by supplying adequate ... Read More

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