When should I take B12 morning or night?

As a general rule of thumb, take your B vitamins in the morning or with a meal. Vitamin B12, for example, should definitely be taken in the morning. This is because it is important for energy metabolism, which may interrupt your sleep if taken at night.

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Can I take 5000 mcg B12 is it too much?

In fact, 5000 mcg of Vitamin B12 supplementation is a safe dosing amount. Although, you do not need to consume that much. With the RDA at only 2.4 mcg for healthy adults, taking 5000 mcg just creates expensive urine. You can safely dose at lower levels and still reach the RDA. Also, why did my doctor prescribe vitamin b12? Vitamin B12 shots are injections that a doctor may prescribe to treat a vitamin B12 deficiency, especially if a person's body has difficulty absorbing the vitamin. A deficiency in vitamin B12 can lead to various health problems, ranging from fatigue to permanent neurological changes.

Then, do b12 tablets have side effects?

However, supplementing with excessively high levels of B12 has been linked to some negative side effects. Several studies have shown that megadoses of the vitamin can lead to outbreaks of acne and rosacea, a skin condition that causes redness and pus-filled bumps on the face. Correspondingly, does b12 make you sleepy? Fatigue. If you're low or deficient in B12, you'll likely feel fatigued. As such, having inadequate B12 levels can decrease normal red blood cell production, which can impair oxygen delivery ( 8 ). Specifically, a deficiency in B12 or folate can cause megaloblastic anemia.

Keeping this in consideration, what medications should not be taken with b12?

Certain medications can decrease the absorption of vitamin B12, including: colchicine, metformin, extended-release potassium products, antibiotics (such as gentamicin, neomycin, tobramycin), anti-seizure medications (such as phenobarbital, phenytoin, primidone), medications to treat heartburn (such as H2 blockers Regarding this, how long does it take for b12 to work? B12 injections work quickly; they are the most effective way for your body to absorb Vitamin B12. Within 48 to 72 hours, your body will begin to make new red blood cells. For mild deficiencies, you may need two to three injections over several weeks to notice peak impact.