Best Vitamin B12 Supplement Sprays of 2025

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Vitamin B12 is an essential nutrient that plays a vital role in various bodily functions, including the formation of red blood cells, proper nerve function, and DNA synthesis. For those who follow a vegan or vegetarian diet, it can be challenging to obtain enough vitamin B12 through their diet alone. Vitamin B12 supplements in the form of sprays are a convenient and effective way to ensure you are getting the recommended daily intake of this important vitamin. These sprays offer a quick and easy way to supplement your diet with vitamin B12, without the need for pills or injections.
At a Glance: Our Top Picks
Top 10 Vitamin B12 Supplement Sprays
BetterYou Boost Vitamin B12 Oral Spray
The BetterYou B12 Spray offers a convenient and effective way to boost your vitamin B12 intake without the need for tablets or capsules. With just four sprays, you receive 1,200µg of vitamin B12, which supports a healthy heart and enhances concentration. This stimulant-free formula includes natural B12, green tea, and chromium, making it an excellent choice for those seeking energy and combating fatigue. Additionally, its 100% natural apricot flavour makes taking your daily supplement a pleasant experience.
BetterYou Boost Vitamin B12 Oral Spray
The BetterYou B12 Spray is a convenient way to enhance your energy levels and support your metabolism. This expertly formulated spray delivers 1200μg of vitamin B12 per four sprays, which can be taken directly in the mouth, making it easy for you to incorporate into your daily routine. The tooth-kind formula is suitable for anyone, whether you take it with or without food. Additionally, the eco-friendly packaging helps reduce plastic waste, so you can feel good about your purchase while benefiting from the essential nutrients that support your immune system and cognitive function.
Carlyle Vitamin B12 Spray 3000ug Cherry Berry
Carlyle B12 Spray offers a convenient way to boost your energy levels with 3000ug of high-quality Vitamin B12 delivered in just four easy sprays each day. This handy spray bottle can fit into your pocket or purse, making it perfect for busy lifestyles. You can enjoy a refreshing cherry berry flavour while ensuring you get the daily support you need. Additionally, being vegan and free from artificial additives, it’s a healthy choice for both men and women.
Core Nutrition Vitamin B12 Spray 3000mcg
The Core Nutrition B12 Spray offers a convenient way to boost your Vitamin B12 intake, essential for immune, metabolic, and cardiovascular health. With 3000mcg per serving, this easy-to-use spray ensures you get the right amount, especially if your diet is low in meat or eggs. Its dual-active formula is designed for maximum absorption, allowing the nutrient to enter your bloodstream quickly. Plus, it is made in the UK under stringent standards, ensuring you receive high-quality ingredients in a vegan-friendly, non-GMO product.
BetterYou Boost B12 Daily Oral Spray
The BetterYou B12 Spray is a vitamin supplement designed to support your metabolism, immune system, and cognitive function. With each dose, you receive 1200μg of vitamin B12 in a convenient spray form, making it easy to take with or without food. The eco-friendly packaging not only helps keep your teeth safe but also contributes to environmental efforts by reducing ocean plastic. This spray is suitable for a wide range of users, including vegans, vegetarians, and even children aged three and above.
Natures Aid Vitamin B12 Oral Spray 30ml
Natures Aid B12 Spray offers a convenient and tasty alternative to traditional tablets. With just two sprays, you receive a high-strength dose of 1000μg, which significantly supports your energy levels and helps combat tiredness and fatigue. Each pack provides a generous 120-day supply, ensuring you have plenty of nutrients to maintain your well-being. This vegan-friendly formula contains no artificial colours or flavours, making it a healthy choice for those seeking a natural supplement.
BetterYou Boost Vitamin B12 Oral Spray
The BetterYou B12 Spray is designed to support your metabolism, immune system, and cognitive function. With a convenient oral spray format, you receive 1200μg of vitamin B12 in just four sprays, making it easy to absorb. You can take it with or without food, ensuring it fits seamlessly into your routine. Plus, it comes in a planet-friendly bottle made from ocean plastic, helping to reduce waste while you take care of your body.
Vegavero Vitamin B12 Spray with Methylcobalamin
The Vegavero B12 Spray is a convenient and effective way to supplement your vitamin B12 intake. This sugar-free spray is perfect for those who struggle to swallow tablets or capsules, providing quick absorption through the mouth’s mucous membrane. With biologically active methylcobalamin, your body can easily utilise this form of B12 without any conversion needed. Additionally, the travel-sized bottle makes it easy to take anywhere, and the pleasant cherry flavour enhances your experience.
Vegavero Vitamin B12 Spray for Kids
The Vegavero Junior B12 Spray is a convenient solution for children who struggle with swallowing tablets or capsules. This sugar-free spray absorbs quickly through the mouth’s mucous membrane, providing an effective boost of vitamin B12. It combines two highly bioavailable forms of B12, ensuring optimal absorption to support their nervous and immune systems while reducing fatigue. With a delightful cherry flavour, this spray makes daily supplementation enjoyable for kids, and the 25 ml bottle offers a four-month supply.
Nu U Nutrition Vegan Vitamin B12 Spray
The Nu U B12 Spray offers a convenient way to take Vitamin B12, perfect for those who struggle with tablets. It delivers a quick absorption method as you spray it directly into your mouth, making it easy to incorporate into your daily routine. With a delicious natural Apple and Blackcurrant flavour, you can enjoy your supplement without artificial additives. This product also provides double the value, offering 83 servings to keep you energised and support your immune system.
Frequently Asked Questions (FAQs)
1. What is vitamin B12 spray good for?
Oral spray technology. 48 daily doses. Specially formulated to deliver vitamin B12 directly into the mouth. The tiny droplets absorb quickly, providing fast nutrient uptake....Ingredients.
2. Is B12 spray effective?
Effectiveness of oral B12 sprays This route of administration is particularly useful in patients who find it difficult to take B12 in liquid and tablet forms. In terms of effectiveness, research suggests that compared to tablet forms, sprays have a faster onset of action as they do not need to wait for dissolution.
3. Is B12 spray as good as injections?
Warning. You should never use the spray as a substitute for your injections. It should only be used to supplement your treatment and then only with the consent of your doctor. As always your doctor is the best person to advise you on using the spray.
4. How often should you use B12 spray?
Adults—One spray into one nostril once a week. Each spray contains 500 micrograms (mcg). Your doctor may adjust your dose as needed. Children—Dose must be determined by your doctor.
During our vitamin b12 supplement spray research, we found 78 vitamin b12 supplement spray products and shortlisted 10 quality products. We collected and analyzed 35,245 customer reviews through our big data system to write the vitamin b12 supplement sprays list. We found that most customers choose vitamin b12 supplement sprays with an average price of £18.95.
The vitamin b12 supplement sprays are available for purchase. We have researched hundreds of brands and picked the top brands of vitamin b12 supplement sprays, including Better You, BetterYou, Carlyle, Core Nutrition, Natures Aid.

In 2000, Phoebe Cooper graduated from the University of London as a Pharmacist. She practiced as a Pharmacist for the better part of 2 decades. Phoebe says she has worked in the majority of health sectors and has sufficient accumulated knowledge and experience. In her practice, Phoebe published a series of eBooks, one of which is titled "Good Health Good Living."