B-12 shots are injections that contain a significant amount of vitamin B-12, a water-soluble vitamin that is essential for numerous body processes.
B-12 injections are normally given by a medical expert into the muscle of the arm, thigh, or hip. They are frequently used to treat vitamin B-12 insufficiency, which can lead to weakness, exhaustion, and neurological issues.
But other people also utilize B12 injections to help them lose weight or to boost their energy and general wellbeing.
Although B12 shots for weight loss or for general health are frequently regarded as a secure and reliable method of raising B-12 levels in the body, they may not be appropriate for everyone and should always be used under medical supervision.
What is B-12?
Vitamin B-12, also known as cobalamin, is a water-soluble vitamin that is essential for many bodily functions. B-12 plays a critical role in the production of DNA, red blood cells, and myelin, a substance that surrounds and protects nerve cells.
It is also important for the metabolism of fatty acids and the synthesis of neurotransmitters, which are chemical messengers that allow nerve cells to communicate with each other.
B-12 is typically found in animal-based foods, such as meat, fish, eggs, and dairy products, and some fortified plant-based foods.
The body is able to store a certain amount of B-12, so deficiencies are relatively rare, but they can occur in people who follow strict vegan or vegetarian diets, or in those with certain medical conditions that affect B-12 absorption, such as pernicious anemia or gastrointestinal disorders.
A deficiency in B-12 can cause a range of symptoms, including fatigue, weakness, tingling or numbness in the hands and feet, difficulty walking, memory loss, and depression.
Severe and long-standing B-12 deficiency can lead to irreversible nerve damage and cognitive decline. Thus, it is important to maintain adequate B-12 levels through diet or supplementation.
Sources of B-12
Since animal products are the main source of vitamin B-12, persons who strictly follow vegetarian or vegan diets may struggle to receive enough of this vitamin. Some of the top food sources of vitamin B-12 include the following:
Meat: Beef, liver, and lamb are particularly high in B-12.
Fish and seafood: Salmon, trout, tuna, and clams are good sources.
Dairy products: Milk, cheese, and yogurt are good sources, especially if they are fortified with B-12.
Eggs: The yolk is a good source of B-12.
Fortified foods: Some breakfast cereals, plant-based milks, and meat substitutes are fortified with B-12.
Another way to obtain B-12 is through supplements, which are crucial for those who adhere to strict vegan or vegetarian diets.
There are several different types of B-12 supplements, including tablets, lozenges, and injections. Before beginning any supplement program, it is crucial to speak with a medical practitioner because too much vitamin B-12 can have detrimental consequences on your health.
A deficiency in vitamin B-12 can cause a range of symptoms that may develop slowly over time. These symptoms may include:
Fatigue and weakness
Shortness of breath or lightheadedness
Yellowing of the skin and eyes (jaundice)
Numbness or tingling in the hands and feet
Difficulty walking or balance problems
Sore mouth or tongue
Cognitive difficulties, including memory loss, confusion, and depression
Reduced appetite and weight loss
B12 Shots for Weight Loss
How it Works
B-12 injections have been proposed by some as a potential weight-loss assistance.
Although the precise mechanisms by which B-12 injections could cause weight loss are not entirely understood, some ideas contend that they might be beneficial by boosting energy and metabolism, which might encourage more physical activity and calorie burning.
B-12 plays a role in the metabolism of macronutrients such lipids, proteins, and carbs. Food is transformed into energy the body can use.
B-12 injections, according to some, may aid enhance metabolism, which could lead to greater energy use and weight loss.
B-12 shots may also improve mood and reduce stress levels, which can contribute to overeating and weight gain.
By increasing energy levels and improving mood, some people may find it easier to maintain a healthy diet and exercise regimen, leading to greater weight loss.
B-12 injections, however, should never be used without a doctor’s approval and should never be viewed as a miraculous weight-loss cure.
Although usually regarded as safe, there isn’t much scientific data to support the use of B-12 injections for weight loss, so they might not be appropriate for everyone. To lose weight in a healthy way that lasts, it’s crucial to eat a balanced diet and exercise frequently.
Scientific Evidence of B12 for Weight Loss
While some people believe that B-12 shots can help with weight loss, there is currently limited scientific evidence to support this claim. Some studies have shown that B-12 supplementation can help with weight loss in people who have a deficiency, but it is not clear whether B-12 shots would have the same effect.
According to a study that appeared in the International Journal of Obesity, overweight women who received B-12 injections in addition to a low-calorie diet were more successful at losing weight than those who received the injections alone. The study’s limited sample size and lack of a control group make it challenging to draw firm conclusions on the benefits of B-12 injections for weight loss.
Another study that was published in the American Journal of Clinical Nutrition indicated that taking B-12 supplements did not help overweight or obese people who were dieting to lose weight.
Overall, there is conflicting scientific evidence about the use of B-12 injections for weight loss.
In spite of the fact that B-12 is a necessary nutrient that is involved in energy metabolism, more analysis is required to determine whether B-12 injections have a sizable effect on weight loss.
Before utilizing B-12 injections or any other weight-loss products, it’s crucial to speak with a medical practitioner.
Risks and Potential Side Effects
B-12 shots are generally considered safe when used as directed and under medical supervision. However, there are potential risks and side effects that you should be aware of.
Pain or discomfort at the injection site: B-12 shots are typically given in the muscle, which can cause some discomfort or soreness at the injection site.
Allergic reactions: In rare cases, people may experience an allergic reaction to the B-12 injection, which can cause symptoms such as swelling, itching, and difficulty breathing.
Infection: There is a small risk of infection at the injection site, especially if proper hygiene and sterilization procedures are not followed.
Interference with other medications: B-12 shots may interact with certain medications, such as antibiotics, that can affect the body’s absorption of B-12.
Excessive intake: Taking too much B-12 can cause side effects such as headaches, nausea, and vomiting. Excessive intake of B-12 can also lead to serious health problems, such as nerve damage.
Masking underlying conditions: B-12 deficiency can be a symptom of underlying medical conditions, such as pernicious anemia or gastrointestinal disorders. Using B-12 shots to address a deficiency without addressing the underlying condition may mask the symptoms, delaying proper diagnosis and treatment.
It is important to talk to a healthcare professional before using B-12 shots or any other supplements, especially if you have any underlying medical conditions or are taking other medications.
A healthcare professional can help you determine whether B-12 shots are right for you, and can monitor you for any potential side effects or complications.
Other Benefits of B-12 Shots
In addition to the potential for weight loss, B-12 shots may offer a range of other health benefits. Here are some of the other benefits that have been associated with B-12 shots:
Improved energy and mood: B-12 is involved in the production of red blood cells and the functioning of the nervous system. By increasing levels of B-12 in the body, B-12 shots may help to improve energy levels and reduce feelings of fatigue. B-12 shots have also been suggested to improve mood and reduce symptoms of depression.
Enhanced athletic performance: Some athletes and fitness enthusiasts use B-12 shots as a performance-enhancing supplement. It has been suggested that B-12 shots can increase energy and endurance, improve muscle growth and repair, and reduce muscle soreness and fatigue.
Improved metabolism: B-12 is essential for metabolism because it helps the body turn meals into usable energy. B-12 injections may aid to boost energy expenditure and maybe result in higher weight loss via enhancing metabolism.
How to Get B12 Shots for Weight Loss
If you are interested in getting B-12 shots, here are some important things to know:
Prescription requirement: In most cases, B-12 shots require a prescription from a healthcare professional. While there are some over-the-counter B-12 supplements available, these are not typically as potent as the injections and may not provide the same benefits.
Cost of B-12 shots: The cost of B-12 shots can vary depending on factors such as location, healthcare provider, and insurance coverage. Some insurance plans may cover the cost of B-12 shots if they are medically necessary. Without insurance coverage, the cost of B-12 shots can range from $20 to $80 per injection.
Administration of B-12 shots: B-12 shots are typically administered in a medical setting, such as a doctor’s office, clinic, or hospital. The shots are given in the muscle, usually in the upper arm or thigh. The frequency and dosage of B-12 shots can vary depending on the individual’s needs and medical history.
It is important to talk to a healthcare professional before getting B-12 shots to determine whether they are right for you. A healthcare professional can also provide guidance on the appropriate dosage, frequency, and administration of B-12 shots, and can monitor you for any potential side effects or complications.
Don't Want Needles? Here Is Another Option
Let’s be honest, needles and injections are not for everyone. If you are one of these people then you might rather using a weight loss supplement rather than messing with the needles. There are many weight loss supplements on the market, but the one I recommend is Exipure.
Exipure is a widely popular weight loss supplement that has shown great results for thousands. I won’t talk too much about it since you are hear to learn about the B-12 shots, but if you are interested, I have a separate article breaking down Exipure here.
Here are some key points to remember about B-12 shots for weight loss:
B-12 is an essential nutrient that plays a key role in the body’s metabolism and energy production.
B-12 shots have been suggested as a potential aid for weight loss, as they may help to boost metabolism and energy expenditure.
While there is some evidence supporting the use of B-12 shots for weight loss, more research is needed to determine their effectiveness.
B-12 shots are generally considered safe when used as directed and under medical supervision, but there are potential risks and side effects to be aware of.
B-12 shots may offer additional health benefits, such as improved energy, mood, and athletic performance.
B-12 shots typically require a prescription and are administered in a medical setting, such as a doctor’s office or clinic.
The cost of B-12 shots can vary depending on factors such as location, healthcare provider, and insurance coverage.
It is important to talk to a healthcare professional before getting B-12 shots to determine whether they are right for you and to ensure their safe use.
In conclusion, while B-12 injections have been proposed as a potential weight-loss help, there is currently little and conflicting scientific evidence to support their efficacy.
Although some research have claimed that B-12 injections may help to boost energy expenditure and aid in weight loss, other studies have not found any conclusive evidence for these claims.
Additionally, it’s crucial to remember that B-12 injections shouldn’t be used as a replacement for sensible eating and exercise routines, which are crucial for long-term weight loss.
B-12 injections may provide further health advantages and may be acceptable for those with B-12 deficiency or other medical disorders, but they should only be taken under a doctor’s care and in conjunction with a healthy lifestyle.
If you are interested in using B-12 shots for weight loss, it is important to talk to a healthcare professional to determine whether they are appropriate for you and to ensure their safe use.
Vitamin B12 Shots Are Very Effective
Injections are usually given as hydroxocobalamin or cyanocobalamin. These are very effective at raising blood levels of B12 and preventing/reversing a deficiency. Bottom Line: If you are deficient in vitamin B12, then the injections are very effective at raising your blood levels.
Since B12 shots are injected intramuscularly bypassing the digestive process, they start to work immediately. Typically, our patients experience positive effects between 24-72 hours after the treatment.How long does B12 injection shot last? ›
Though it differs a bit from one person to another, the effects of B12 vitamins usually last around 48 hours to 72 hours after the initial injection.What are benefits of B12 injections? ›
- Balance or Increase in Your Metabolism. ...
- Prevent Anemia by Increasing Red Blood Cells. ...
- Keep Your Brain Healthy. ...
- Benefit Your Mood. ...
- Benefit Your Unborn Baby. ...
- Support Healthy Bones and Prevent Osteoporosis. ...
- Get Healthy Hair, Nails, and Skin.
If your vitamin B12 deficiency is not caused by a lack of vitamin B12 in your diet, you'll usually need to have an injection of hydroxocobalamin every 2 to 3 months for the rest of your life.What's better B12 shots or pills? ›
Orally-swallowed B12 tablets are just as effective as injections in the vast majority of patients, except those with digestive issues that may hamper absorption. However, the rate at which the B12 is released can be a little slower meaning that if you need B12 quickly, injections will be the better option.What should you not do after a B12 shot? ›
Avoid alcohol for 48 hours after your treatment. Avoid strenuous exercise for 48 hours after your treatment. Avoid touching the injection site for 6 hours after your treatment. You may experience a dull ache at the injections site for around 1 hour after your treatment.Will I have more energy after B12 injection? ›
The B vitamins, and particularly vitamin B12, play a vital role in how your body produces what it needs for energy. If you're deficient in vitamin B12, an injection will definitely give your energy level a boost. In fact, one of the first signs of vitamin B12 deficiency is fatigue.Should I take B12 injections in the morning or night? ›
According to health experts at Click Pharmacy, 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.
GPs will normally give their patients B12 injections every 12 weeks, but normally the effects will wear off before this time. As a result the patient is left feeling sluggish and run down.
Thus if you're otherwise healthy but still continue to feel tired after taking a B-12 supplement, it could be a sign of a mild allergic reaction. If a rash, difficulty breathing or swelling coincides with taking your dose of B-12, get to the doctor right away.Why do I feel so bad after B12 injection? ›
The reaction is thought to occur due to impurities in the B12 injection, notes Drugs.com. If a reaction occurs it is usually within several weeks after the first injection. Symptoms of an allergic reaction include difficulty breathing, swelling of the face and airway and hives.What are signs you need B12 shot? ›
- extreme tiredness.
- a lack of energy.
- pins and needles (paraesthesia)
- a sore and red tongue.
- mouth ulcers.
- muscle weakness.
- disturbed vision.
- psychological problems, which may include depression and confusion.
How Often Do You Need a Vitamin B12 Injection? The usual frequency for intramuscular doses of B12 shots is every 10 days, followed by maintenance doses at varying intervals. After this period, injections can be administered once per month, which this frequency is enough to reverse the signs of vitamin B12 deficiency.What are the side effects of B12 injections? ›
- Pain, swelling or itchy skin where you had the injection. These symptoms are usually mild and should only last a few hours. ...
- Feeling or being sick (nausea or vomiting) Stick to simple meals and avoid rich or spicy food. ...
- Diarrhoea. ...
- Headaches. ...
- Feeling dizzy. ...
- Hot flushes.
|25 (25 x 1 milliliters)||$3.61||$90.35|
If you're feeling tired or weak, an injection of vitamin B12 can give you a boost of energy and stimulate your metabolism.Where is the best place to inject B12? ›
The easiest site when self-administering an IM injection is the middle third of the vastus lateralis muscle of the thigh. Other options include the deltoid muscle of the upper arm and the dorsogluteal site on the bottom. This maybe useful if you have a carer or a family member willing to administer your injection.Which form of B12 injection is best? ›
The bottom line
The body may absorb cyanocobalamin better, while methylcobalamin has a higher retention rate. Both can prevent B12 deficiency, but methylcobalamin should be combined with adenosylcobalamin for best results.
Vitamin B12 can lift energy and mood, especially if you have a deficiency. You can buy B12 injections online but you will need a prescription. Whether you work with Hone or your physician to get a prescription, it's important to make sure your B12 injections come from a trusted source.
So does vitamin B12 give you energy? While B12 doesn't directly provide energy, it does give the body the tools it needs to convert food molecules into energy. Getting the recommended daily amount of B12 can therefore help ensure that the body is able to make the energy it needs to do everything you need it to do.Who Cannot take B12 injections? ›
- sensitivity to vitamin B12.
- Leber's disease, which affects the optic nerve.
- kidney problems.
- hypokalemia, or low potassium levels.
- deficiencies in other nutrients, particularly folic acid and iron.
Pain/redness at the injection site, mild diarrhea, itching, or a feeling of swelling all over the body may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.How does B12 shot make you feel? ›
If you are deficient in B12, a shot can help keep your energy levels functioning where they should be: "Vitamin B12 is an essential micronutrient that we all need in our diets," says Avena. "B12 shots can help you to feel more energetic, fight lethargy, and can also help with mood."Is weight gain a side effect of B12 injections? ›
Despite the numerous processes in which vitamin B12 is involved, there's little evidence to suggest that it has any influence on weight gain or loss.Do B12 shots affect mood? ›
Vitamin B-12 and other B vitamins play a role in producing brain chemicals that affect mood and other brain functions. Low levels of B-12 and other B vitamins such as vitamin B-6 and folate may be linked to depression.Can I take vitamin D and B12 together? ›
Fat-soluble and water-soluble vitamins
For example, although it's safe to take vitamin D with vitamin B12, it's not advisable, says Virgilio Sanchez, MD, a board certified family medicine physician at Conviva Care Center in Miami, Florida.
B12 Injections: How Often? Generally, when treating a B-12 deficiency, you'll get a 1,000-microgram shot every day or two for the first week (2). After that, you may shift to once-a-week injections for one to two months, and then to monthly injections.Which fruit is rich in vitamin B12? ›
Apples Aside from being an important inclusion in a list of vitamin B12 fruits, apples are also rich in fibre, antioxidants, and flavonoids. Apples also comprise polyphenols that are found in both the peel and the pulp of the nutrient-dense fruit.What are the 4 stages of B-12 deficiency? ›
Stage 1 is decreased levels of vitamin B12 in the blood. Stage 2 is low concentration of vitamin B12 in the cell and metabolic abnormalities. Stage 3 is increased levels of homocysteine and MMA and decreased DNA synthesis resulting in neuropsychiatric symptoms. Stage 4 is macrocytic anemia.
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. Nausea and vomiting.What to expect after first B12 shot? ›
The sudden increase in B12 can cause nausea, dizziness and headaches when first injected into the muscle. The human body is usually quick to adjust, though, so these symptoms should fade soon afterward. In rare cases, B12 can affect your potassium levels, causing muscle cramps or spasms.What not to do after B12 injection? ›
Avoid alcohol for 48 hours after your treatment. Avoid strenuous exercise for 48 hours after your treatment. Avoid touching the injection site for 6 hours after your treatment. You may experience a dull ache at the injections site for around 1 hour after your treatment.Are B12 shots more effective than B12 pills? ›
Which is better—the B12 pill or the shot? A. Low B12 can cause anemia and fatigue. For many people with low B12 levels, a daily supplement in the form of a pill is as effective as taking a monthly muscle injection.Why am I still tired after B12 injections? ›
Thus if you're otherwise healthy but still continue to feel tired after taking a B-12 supplement, it could be a sign of a mild allergic reaction. If a rash, difficulty breathing or swelling coincides with taking your dose of B-12, get to the doctor right away.Will B12 injections give me energy? ›
Some researchers have studied vitamin B-12 to find out if it can raise energy and endurance during exercise. But there isn't evidence to prove this. And unless you have low vitamin B-12 levels in your body, vitamin B-12 shots aren't likely to give you more energy or improve your performance.Can a b12 injection go wrong? ›
Injecting in the wrong area can cause an abscess to form under the skin. To avoid this only inject in the area recommended by your nurse or doctor. Do not inject into a painful or inflamed area. Seek medical advice if this happens.Is it normal to feel weird after b12 injection? ›
Pain/redness at the injection site, mild diarrhea, itching, or a feeling of swelling all over the body may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.How much does a shot of B12 cost? ›
The cost of a B12 shot can vary based on your insurance. Typically, they cost about $50-80.What are the symptoms of low B12? ›
- extreme tiredness.
- a lack of energy.
- pins and needles (paraesthesia)
- a sore and red tongue.
- mouth ulcers.
- muscle weakness.
- disturbed vision.
- psychological problems, which may include depression and confusion.
Fatigue. Megaloblastic anemia due to vitamin B-12 deficiency may lead to a person feeling fatigued. Without enough red blood cells to carry oxygen around their body, a person can feel extremely tired.