Best Liquid Vitamin B12 Supplements of 2026

Phoebe Cooper Avatar
Phoebe Cooper
Last Updated: 6 Feb 2026

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Liquid Vitamin B12 Supplements are a popular dietary supplement designed to increase the body's intake of vitamin B12. They are usually taken orally and come in a liquid form that can be easily absorbed by the body. Vitamin B12 is an essential nutrient that is required for the proper functioning of the nervous system and the production of red blood cells. It is also important for maintaining healthy skin, hair, and nails. Liquid Vitamin B12 Supplements are a convenient way to ensure that your body gets the necessary amount of this important vitamin, especially for those who have difficulty absorbing it from food sources.

At a Glance: Our Top Picks

Alpha01 Vitamin B12 Liquid Drops 3000mcg Cover #TOP 1
Alpha01 Vitamin B12 Liquid Drops 3000mcg
ftb score rating icon 9.8
Nature Provides Bioactive B12 Liquid Drops Cover #TOP 2
Nature Provides Bioactive B12 Liquid Drops
ftb score rating icon 9.7
Flowzuk High Strength Vitamin B12 Drops Cover #TOP 3
Flowzuk High Strength Vitamin B12 Drops
ftb score rating icon 9.5

Top 10 Liquid Vitamin B12 Supplements

#TOP 1

Alpha01 Vitamin B12 Liquid Drops 3000mcg

ALP-B12-1000-UK
1 ml (Pack of 60)
Alpha01 Vitamin B12 Liquid Drops 3000mcg Cover
Vitamin B12 Liquid Drops 3000mcg - 60ml (2 Months Supply) - High Strength Methylcobalamin Supplement - Vegan & Vegetarian Friendly - by Alpha01

Alpha01 B12 Liquid Drops provide a powerful dose of 3,000µg of Vitamin B12 in each 1ml serving, ensuring you receive a concentrated and bioavailable source of this essential nutrient. The easy-to-use liquid form allows for precise dosing, making it simple to incorporate into your daily routine. With 60 servings per container, you can enjoy long-lasting support. Made with premium ingredients, including spring water, this product is suitable for vegans and vegetarians, ensuring you can feel good about what you're putting in your body.

What We Like
High strength formula
Easy-to-use liquid form
Vegan and gluten-free
60 servings per container
Quality ingredients sourced in the EU

Nature Provides Bioactive B12 Liquid Drops

50 ml (Pack of 1)
Nature Provides Bioactive B12 Liquid Drops Cover
Vitamin B12 Liquid Drops (3000 mcg) Made in UK by Nature Provides - Methylcobalamin + Adenosylcobalamin (50ml), High Strength, Bioactive, Vegan, Energy & Sleep Support, Sublingual, Like B12 injections

Nature Provides B12 Drops deliver a potent 3000 mcg of bioactive Vitamin B12 in a convenient liquid form. This unique formula combines Methylcobalamin and Adenosylcobalamin, making it immediately usable by your body, which is especially beneficial if you have the MTHFR gene mutation. You can easily take this supplement sublingually, allowing for quick absorption directly into your bloodstream. Additionally, Bioactive B12 supports various health aspects, including mental focus, energy production, and a healthy nervous system, making it an excellent choice for overall wellness.

What We Like
High strength B12 dosage
Quick sublingual absorption
Vegan-friendly ingredients
No additives or preservatives
Supports energy and mental focus

Flowzuk High Strength Vitamin B12 Drops

b12d
60 ml (Pack of 1)
Flowzuk High Strength Vitamin B12 Drops Cover
Flowzuk Vitamin B12 Liquid Drops 5000mcg – High Strength Methylcobalamin – Fast Absorbing Vegan B12 Supplement – 60ml Dropper Bottle – Gluten Free, Energy & Wellness Support

Flowzuk Vitamin B12 Drops are designed to support your metabolism and energy production with a high-strength formulation. Each drop contains methylcobalamin, the most bioavailable form of B12, ensuring easy absorption for optimal health benefits. The convenient dropper bottle allows for precise dosing, providing over 60 servings for a two-month supply. By incorporating these drops into your daily routine, you can naturally boost your energy levels and fight fatigue, helping you feel more focused throughout the day.

What We Like
High-strength formulation
Convenient dropper bottle
Highly bioavailable B12
Supports energy production
Vegan friendly
#TOP 4

Vivo Life High Potency Vitamin B12 Complex Drops

VIV1001/100/101
60 ml (Pack of 1)
Vivo Life High Potency Vitamin B12 Complex Drops Cover
Vivo Life Vitamin B12 Complex, High Potency Health Supplement, Orange Flavour Liquid Drops, 60ml, 60 Servings

Vivo Life B12 Drops provide a powerful triple vitamin B12 complex, including Methylcobalamin, Hydroxocobalamin, and Adenosylcobalamin. This combination helps you maintain healthy energy levels, reducing tiredness and fatigue throughout your day. With just 1ml daily, you can easily incorporate the drops into your routine, whether you dilute them in water or take them directly. The liquid form enhances absorption, making it a convenient choice for those who want to maximise their vitamin intake without the need for injections. It’s an essential supplement for vegans and vegetarians.

What We Like
High potency vitamin B12 complex
Easy to take liquid drops
Increased absorption efficiency
Vegan and gluten-free
No artificial ingredients

Nutroliq B12 Liquid Drops for Energy and Focus

Nutroliq Absorb Your Wellness Better
Nutroliq
60 ml (Pack of 1)
Nutroliq B12 Liquid Drops for Energy and Focus Cover
Nutroliq Vitamin B12 Liquid Drops - High-Strength 5000mcg Methylcobalamin Supplement - Energy Booster, Immune System Support, Better Concentration and Metabolism - Vegan & Vegetarian Formula - 60ml

Nutroliq B12 Drops provide an excellent way to boost your energy levels with 5000mcg of Methylcobalamin, the most absorbable form of vitamin B12. This supplement helps combat fatigue, allowing you to feel more energetic throughout your day. Additionally, it supports nervous system health by aiding in the regeneration of nerve fibre sheaths, which is crucial for effective nerve transmission. Regular use can also improve your mood and concentration, making it easier for you to stay focused and positive.

What We Like
High absorption of vitamin B12
Boosts energy and reduces fatigue
Supports nervous system health
Improves mood and concentration
Easy to take liquid form
#TOP 6

Alpha01 Vitamin B12 Liquid Drops 5000mcg

ALP-B12-LIQUID
1 ml (Pack of 60)
Alpha01 Vitamin B12 Liquid Drops 5000mcg Cover
Vitamin B12 Liquid Drops 5000mcg - 60ml (2 Months Supply) - High Strength Methylcobalamin Supplement - Vegan & Vegetarian Friendly - by Alpha01

The Alpha01 B12 Liquid Drops offer a high-strength formula, delivering 5,000µg of Vitamin B12 per 1ml serving. This potent source ensures you receive essential nutrients effectively. The easy-to-use liquid form provides 60 servings per container, making precise dosing simple and convenient for your daily routine. Made with premium ingredients, including spring water and Methylcobalamin, you can trust the quality of what you consume. Additionally, this product is 100% non-GMO, gluten-free and dairy-free, catering to various dietary needs.

What We Like
High strength formula
Easy liquid dosing
Premium quality ingredients
Vegan and vegetarian friendly
Non-GMO and gluten-free
#TOP 7

Balance Vitamin B12 Liquid Drops 5000mcg

Balance ™
BFP_Bioliqua_B12_60ml_300_x1_EU
60 ml (Pack of 1)
Balance Vitamin B12 Liquid Drops 5000mcg Cover
Vitamin B12 Liquid Drops - High Strength 5000mcg per Serving - Vegan Supplement - 60ml Bottle at 4X Concentration - 2 Month Supply of Premium Vitamin B12 Extract - Made in UK by Balance

Balance B12 Liquid Drops offer a convenient way to boost your energy and immunity. The rapidly absorbed liquid helps reduce tiredness and fatigue, ensuring you feel revitalised. With a dual-active formulation, it features two coenzymes for optimal absorption, allowing you to experience benefits sooner. Taking B12 in liquid form simplifies your routine, as you can easily take it sublingually, bypassing the digestive system. Plus, this vegan-friendly supplement is free from common allergens, making it suitable for a variety of dietary needs.

What We Like
Rapid absorption for quick results
High strength for effective support
Vegan and gluten-free formula
Convenient liquid drops
#TOP 8

Vitamin B12 Liquid Drops - Vegan

Balance ™
BFP_Bioliqua_B12_60ml_180_x1_EU
60 ml (Pack of 1)
Vitamin B12 Liquid Drops - Vegan Cover
Vitamin B12 Liquid Drops - Vegan - High Strength 3000mcg - 2 Month Supply - 60 Servings - 18,000mcg per 60ml Dropper Bottle - Sublingual & Dual Action for Fast Absorption - Made in The UK by Balance

Features
WHY “DUAL ACTIVE” B12 VITAMIN DROPS? – So You Feel Positive Benefits Faster. Our High-Strength B12 Supplement (3000mcg Per Serving) Comprises A Natural Blend Of The B12 Vitamin's Two Active Coenzymes – Methylcobalamin And Adenosylcobalamin – To Guarantee The Most Efficient Absorption Possible.
WHAT ARE THE HEALTH BENEFITS OF LIQUID B12? – Our Rapidly Absorbed Vitamin B12 Liquid Helps Reduce Tiredness And Fatigue While Also Boosting Your Immune System And Metabolism. No Hard-To-Swallow Pills, Our B12 Supplement Drops Go Straight To The Bloodstream To Deliver Better Results Faster.
WHY TAKE YOUR B12 VITAMINS IN HIGH STRENGTH LIQUID FORM? – B12 Supplements Are Consumed Sublingually (drops Under The Tongue), To Avoid Your Digestive System And Be Absorbed Directly Into Your Bloodstream. Our 60ml Bottle Provides Over 60 Servings For A 2-Month Supply.
WHO ARE BIOLIQUA B12 VITAMINS SUITABLE FOR? – Our Vitamin B12 Drops Are 100% Vegan-Safe, 100% Vegetarian-Friendly, 100% GMO-Free, 100% Gluten-Free, 100% Wheat-Free And 100% Lactose-Free. They Do Not Contain Any Nuts, Artificial Flavours Or Colourings.
MADE IN THE UK – Our Dual-Active, High-Strength Bioliqua B12 Vegan Liquid Is Manufactured In The UK To High Quality-Control Standards, Following GMP (Good Manufacturing Practice) Guidelines.
#TOP 9

High Strength Vitamin B12 Liquid Drops

High Strength Vitamin B12 Liquid Drops Cover
Vitamin B12 High Strength Hydroxycobalamin | 100ml Supplement Liquid Drops | 4 Months Supply, 133 Servings. Vitamins for Tiredness and Fatigue | UK Made & Vegan

Vitamin B12 Hydroxylcobalamin Drops offer a high-strength formula that prioritises your health, containing no sugar or additives. With a generous 100ml bottle providing 133 servings, you enjoy a full four-month supply, making it a cost-effective choice. The premium Miron Violetglass protects the liquid from harmful sunlight, ensuring freshness without preservatives. This easy-to-absorb liquid helps reduce tiredness and fatigue while contributing to your overall well-being.

What We Like
High strength formula
Four-month supply
Protective Violetglass packaging
Easy absorption
Vegan-friendly
#TOP 10

Core Nutrition Vitamin B12 Spray 3000mcg

BFP_CN_B12_Vegan_Spray_60ml_180_x1_EU
60 ml (Pack of 1)
Core Nutrition Vitamin B12 Spray 3000mcg Cover
Vitamin B12 Spray - 3000mcg High Strength - 60ml for 60 Day Supply - Vegan - Dual-Active Vitamin B12 Complex Liquid Formula for Maximum Absorption - B12 Oral Spray - Made in UK by Core Nutrition

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.

What We Like
High strength with 3000mcg
Maximum absorption via oral spray
Vegan and gluten-free formula
Convenient 60-day supply
Manufactured in the UK
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What does liquid vitamin B12 do for you?

Cyanocobalamin is a man-made form of vitamin B12 used to prevent and treat low blood levels of this vitamin. Most people get enough vitamin B12 from their diet. Vitamin B12 is important to maintain the health of your metabolism, blood cells, and nerves.

2. Is Liquid B12 better?

Comparing the sublingual method to vitamin B12 injections, research found that taking B12 under the tongue had a higher absorption rate, making it a better option (Bensky, 2019). Taking vitamin B12 sublingually may also be a good option for people with a condition called pernicious anemia.

3. How long does it take for liquid 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.

4. How much liquid B12 should you take a day?

When taken at appropriate doses, vitamin B-12 supplements are generally considered safe. 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.

Editor's Notes

During our liquid vitamin b12 supplement research, we found 68 liquid vitamin b12 supplement products and shortlisted 10 quality products. We collected and analyzed 24,475 customer reviews through our big data system to write the liquid vitamin b12 supplements list. We found that most customers choose liquid vitamin b12 supplements with an average price of £20.41.

The liquid vitamin b12 supplements are available for purchase. We have researched hundreds of brands and picked the top brands of liquid vitamin b12 supplements, including ALPHA01, Nature Provides, Flowzuk, Vivo life, Nutroliq Absorb Your Wellness Better.

Written by
Phoebe Cooper Avatar

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."