Do You Need a Prescription for B12 Injections?

Do You Need a Prescription for B12 Injections – Overview

Vitamin deficiency invites unwanted health problems. In the present times, cases of vitamin B12 deficiency are increasing rapidly. It is because of irregularities in food and an unhealthy lifestyle. There are ways to manage your Vitamin B12 deficiency. The most common way is by taking Vitamin B12 shots. Do you need a prescription for B12 injections? Let’s find out!

In general, people with Vitamin B12 deficiency face several health problems. When the level of Vitamin B12 decreases, you will start facing health problems such as fatigue, breathlessness, headaches, pale skin, loss of appetite, etc. If you face these problems, doctors may suggest you visit the lab to check for Vitamin B12.

Before we conclude the topic, let’s learn more about Vitamin B12 and its functionality in the human body.

What is Vitamin B12?

Vitamin B12 is a water-soluble vitamin that is essential for many of the body’s organs. It manages red blood cells, nerve cells, and DNA production. As noted above, a deficiency in Vitamin B12 causes many health problems, such as tiredness and headaches.

Thankfully, you can increase the level of Vitamin B12 in the body or provide enough of this vitamin from many available resources. You can refill the Vitamin B12 deficiency by consuming these products.

  • Eggs
  • Fish
  • Meat
  • Dairy Products
  • Yeast

People with poor digestive systems or those who consume normal foods might require Vitamin B12 shots due to a deficiency of this vitamin. Your reports will guide the doctor on whether you need Vitamin B12 Shots.

Why Would You Need a Vitamin B12 Shot?

Do You Need a Prescription for B12 Injections

Do You Need a Prescription for B12 Injections – Why Would You Need a Vitamin B12 Shot?

Vitamin B12 deficiency occurs when your body cannot store enough of it. If your body cannot absorb this vitamin, it may lead to its deficiency. You may develop vitamin b12 deficiency if you are one of these:

Full Vegan: Individuals who eat only plant-based foods are more likely to acquire Vitamin B12 insufficiency, as Vitamin B12 is primarily found in animal products. Plant-based alternatives fortified with Vitamin B12 or supplements are necessary to maintain adequate levels. If you are not consuming meat or non-veg items, add some other sources that can help you boost this Vitamin level.

Older Person: An older person who doesn’t follow a proper diet may lead to this problem.

Imbalance Digestive System: If your digestive system is not functioning well or if you are having gastrointestinal problems, then it might lead to a Vitamin B12 deficiency.

Besides this, consumption of alcohol, excess smoking, diabetes, hypertension, gastric bypass, etc., are other common reasons for Vitamin B12 deficiency.

How Much Vitamin B12 Does a Person Need

Most people want to know this is one of the most common questions. The recommended daily amounts of Vitamin B12 vary by age, diet, and health conditions. Adults typically need 2.4 micrograms per day. If you are wondering about the same, then the following table will help you understand the amount of Vitamin B12 and its requirements daily.

Do You Need a Prescription for B12 Injections

How Much Vitamin B12 Does a Person Need?

These are the standard amounts of Vitamin B12 that people of an age group require daily. However, the same amount might differ for pregnant women and those who breastfeed.

Moreover, the amount of Vitamin B12 in the body depends on the current health condition. After evaluating your vitamin B12 level, your doctor would prescribe an extra shot if necessary.

Do You Need a Prescription for B12 Injections?

It depends! You usually need a doctor’s prescription to get a Vitamin B12 shot. Your doctor would first evaluate the amount of Vitamin B12 and then prescribe a shot. In addition to Vitamin B12 injections, individuals may be advised to incorporate B12-rich foods or supplements to maintain adequate levels, especially if dietary intake is insufficient.

What Are the Benefits of Vitamin B12 Injection?

Vitamin B12 injection or shot comes with many health benefits. First, it fixes the problems that occur due to Vitamin B12 deficiency. You can recover from most of the problems after getting your Vitamin B12 shot from your doctor. Let’s learn more about the benefits of getting the Vitamin B12 shot.

Increases Red Blood Cells

Vitamin B12 injection prevents anemia by increasing the number of red blood cells in the human bloodstream. This vitamin increases the red blood cells that help fix most health problems when you get the shot.

Increases Your Metabolism

Vitamin B12 also fixes your metabolism by regulating the functionalities of the organs and blood cells. It adjusts the digestive system and then increases your metabolism. It supports energy production. A well-balanced metabolism burns food faster and helps your body absorb the required vitamins and nutrients faster.

Improves Your Mood

Vitamin B12 produces red blood cells, which provide oxygen to your body. It helps regulate blood circulation and provides other essential micronutrients to your body. Ultimately, it may improve your mood. Vitamin B12 is involved in synthesizing and metabolizing serotonin, a chemical responsible for regulating mood, though effects can vary

Besides this, Vitamin B12 shots also help your brain and prevent neuro-related problems. They improve hair growth, but people with Vitamin B12 deficiency will experience hair loss problems. They also make your bones strong.


Vitamin B12 deficiency shows health problems that a person can easily figure out. It plays a vital role in regulating your body’s functionality and keeps you healthy and energetic. Go through the details given above, follow the list of its benefits, and consult your physician if you have any of the above-listed symptoms or health problems.

See Also

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Current Version
December 11, 2022
Written By
Shubham Grover
March 15, 2024
Updated By
Andrea Morales G.

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