Can diabetics take b12
Sophia Dalton
Updated on May 05, 2026
Patients with type-2 diabetes, taking metformin, should have their vitamin B12 levels assessed more regularly to avoid irreversible nerve damage, according to a new study presented at the Society for Endocrinology annual conference in Glasgow.
How much vitamin B12 should a diabetic take?
In the US, it is currently believed that adults with type 2 diabetes that are over 50 should take 2.4 µg of synthetic vitamin B12 daily either in supplement form or in fortified food.
How much B12 should a diabetic on metformin take?
The fact that the symptoms of diabetic neuropathy resemble metformin-induced neuropathy will add to the confusion. Thus, annual injections of vit B12 (in a dose of 1 mg) given to every patient on long-term metformin therapy will be a more practical and cost-effective method.
Can you take B12 with metformin?
No interactions were found between metformin and Vitamin B12. This does not necessarily mean no interactions exist. Always consult your healthcare provider.Is it OK to take 1000 mcg of B12 a day?
The recommended dose for treating vitamin B12 deficiency is 1000 mcg daily. The recommended dose for preventing vitamin B12 deficiency is 1500 mg or 2500 mcg (sublingual tablets) daily. The dose for treating hyperhomocysteinemia is 400 mg daily in combination with folic acid.
Can diabetes cause B12 deficiency?
There are other ways to develop a deficiency. For example, having diabetes mellitus can increase your risk of having a B-12 deficiency because it may be a side effect of metformin, a common treatment for type 2 diabetes mellitus. A 2009 study found that 22 percent of people with type 2 diabetes were low in B-12.
What are the best vitamins for diabetics?
- Thiamin (b1) Those with type 1 or type 2 diabetes are more likely to have lower blood levels of thiamin and usually suffer a higher risk of thiamin deficiency than people who don’t have diabetes. …
- Vitamin B12. …
- Vitamin D. …
- Magnesium. …
- Vitamin E. …
- Vitamin C.
Is 1000 mcg of B12 safe for seniors?
Recommended Vitamin B12 Dosage for Seniors The proper vitamin B12 dosage for seniors depends on if they have underlying health conditions and how severe their deficiency is. In some cases, doctors may recommend high doses — more than 1,000 micrograms (mcg) per day.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 …
Can B12 hurt your liver?The common forms of vitamin B include vitamin B1 (thiamine), B2 (riboflavin), B3 (niacin), B6 (pyridoxine) and B12 (cyanocobalamin). Except for niacin (when given in high doses), there is no evidence that the other B vitamins, in physiologic or even super-physiologic high doses cause liver injury or jaundice.
Article first time published onWhat is B12 good for?
What is vitamin B12 and what does it do? Vitamin B12 is a nutrient that helps keep your body’s blood and nerve cells healthy and helps make DNA, the genetic material in all of your cells. Vitamin B12 also helps prevent megaloblastic anemia, a blood condition that makes people tired and weak.
Should diabetics take multivitamins?
According to the American Diabetes Association’s Standards of Medical Care, people with diabetes get no extra benefits from taking a multivitamin, compared to people without diabetes. Any supplement or vitamin that is recommended for the general public is also recommended for people with diabetes.
What is the best natural supplement for diabetes?
- Curcumin. The compound curcumin, which is found in the spice tumeric, has been shown to both boost blood sugar control and help prevent the disease. …
- Ginseng. …
- Fenugreek. …
- Psyllium. …
- Cinnamon. …
- Aloe vera. …
- Bitter melon. …
- Milk thistle.
Can diabetics take B complex vitamins?
–Yes, diabetic patients are advised to take B complex tables for better functioning of the body. -Ideal recommended dose of B complex is consisting of 1.5 mg of B1, 25 mg of B2, 75 mg of B6, 2.5 mg of folic acid, 150 mcg of B12 and 300 mcg of biotin.
Can you take vitamins with diabetes medication?
“I’d never advise anyone to take extra chromium or magnesium or to use supplement-level doses of herbal remedies that claim to lower blood sugar,” she says. “One concern is hypoglycemia. A high-dose supplement and a diabetes drug could interact and cause dangerously low blood sugar.”
Are there any side effects to B12 vitamins?
While the recommended daily amount of vitamin B-12 for adults is 2.4 micrograms, higher doses have been found to be safe. Your body absorbs only as much as it needs, and any excess passes through your urine. High doses of vitamin B-12, such as those used to treat a deficiency, might cause: Headache.
Can I take vitamin B-12 with blood pressure tablets?
No interactions were found between lisinopril and Vitamin B12. This does not necessarily mean no interactions exist. Always consult your healthcare provider.
How often should I take vitamin B-12?
How often should you take vitamin B12? Take it daily as prescribed by your healthcare provider.
Can you take vitamin D and vitamin B12 together?
No interactions were found between Vitamin B12 and Vitamin D3. This does not necessarily mean no interactions exist. Always consult your healthcare provider.
How much B12 should a 60 year old woman take?
When you’re in your 60s you should officially start getting blood tests to test for vitamin B12 deficiency. Around this age, you should be getting around 2.4 micrograms of B12 a day.
Is B12 hard on kidneys?
A: Vitamin B-12 is a water-soluble vitamin. Excess amounts of it (no matter how much you take) typically are just cleared by the kidney, so high levels of B-12 can occur if the kidneys aren’t working properly. B-12 is stored by the liver, so any liver damage that causes cells to die can increase blood B-12 levels.
Does B12 cause blood clots?
Population research suggests that having low levels of vitamin B12 might be linked to an increased risk for blood clots in the veins.
Does B12 make you poop?
Constipation. Vitamin B complex helps in stimulating muscle contraction in the digestive system, which is necessary for the easy movement of stool through the bowel. It also stimulates the production of digestive juice to speed up your digestion.
Does B12 help you lose weight?
Vitamin B12 is one of the essential B vitamins that help support a healthy nervous system. B12 works by converting the food we eat into sugar and other types of fuel that keep the body running smoothly. B12 is often associated with weight loss because of its ability to boost metabolism and provide lasting energy.
How long does it take for vitamin B12 to work?
It may take a few weeks before your vitamin B12 levels and symptoms (such as extreme tiredness or lack of energy) start to improve. If you have hydroxocobalamin injections to boost your vitamin B12 levels at the start of treatment, the cyanocobalamin tablets may start to work within a few days.
Why is B12 high?
The most common cause of high B12 in the blood is due to recent ingestion or injection of supplemental vitamin B12. We don’t worry about overdosing on B12 supplements because excess can be excreted in your urine. It could also be possibly from your diet if high in animal products such as meat, eggs, and shellfish.
What vitamins are bad for diabetics?
- Chromium. A chromium deficiency may lead to high blood sugar levels. …
- Vitamin E & St. John’s Wort. …
- Niacin. Some people take niacin to raise HDL (“good”) cholesterol, but it can also affect your diabetes management.
Can vitamin D reverse diabetes?
Regular doses of vitamin D early in life have been shown to reduce the risk of developing type 1 diabetes. Vitamin D treatment has also been shown to improve glycemic control and insulin sensitivity in people with type 1 and type 2 diabetes and in normal individuals.
What vitamins should not be taken with metformin?
Metformin therapy has been shown to deplete vitamin B12, and sometimes, but not always, folic acid as well. People taking metformin should supplement vitamin B12 and folic acid or ask their doctor to monitor folic acid and vitamin B12 levels.
What is the miracle fruit that cures diabetes?
MiraBurst is particularly beneficial for diabetics and borderline diabetics. MiraBurst can help diabetics and pre-diabetics improve their body’s sensitivity to their own insulin and manage blood sugar levels.
Can Apple cider vinegar lower blood sugar immediately?
HbA1c levels reflect a person’s blood glucose levels over many weeks or months. On a short-term basis, groups taking apple cider vinegar saw significant improvement in blood glucose levels 30 minutes after consuming the vinegar.