Vitamin B12 Supplements
Explore our curated range of Vitamin B12 (cobalamin) supplements designed to support everyday nutritional routines. Vitamin B12 contributes to normal energy-yielding metabolism, normal functioning of the nervous system, and normal psychological function, making it a trusted choice for people balancing busy workdays, training schedules, and varied diets. This collection includes practical options for consistent use, with clear serving information to help you compare products confidently.
For customers in the United Kingdom, we prioritise straightforward labelling and easy-to-navigate formats, including tablets, capsules, and sublingual choices. You’ll see common B12 forms such as methylcobalamin and cyanocobalamin, alongside complementary nutrients often considered in a broader micronutrient plan, including folate (vitamin B9), vitamin B6, and iron. Many shoppers also pair B12 with vitamin D as part of a seasonal wellness routine, depending on individual needs and dietary intake.
Formats and strengths
Choose a delivery method that suits your preferences and schedule, whether you want a simple once-daily habit or a format that fits travel and on-the-go routines.
- Tablets and capsules for easy daily supplementation
- Sublingual options for dissolvable convenience
- Clearly stated strength per serving for quick comparisons
- Options that can complement multivitamins and daily stacks
How to choose with confidence
Consider your dietary pattern (including vegetarian or vegan eating), current supplement use, and any nutrients you already take. Always follow on-pack directions and do not exceed the recommended intake. If you are pregnant, breastfeeding, taking medication, or managing a medical condition, speak to a pharmacist or GP before use. Prices and checkout are displayed in GBP for a smooth shopping experience across the United Kingdom.
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Vendor:Xllent
Windmill B-12 3000 mcg Quick Melt Tablets – Pack of 2 | Xllent
Windmill B-12 Quick Melt Tablets Discover a convenient way to support your daily energy routine with Windmill B-12 3000 mcg Quick Melt Tablets. These compact tablets are designed for quick dissolution, making it simple to add a little vitamin B-12 boost to your busy...- £40.56
- £40.56
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Vendor:Natural Nutra
Natural Nutra Vitamin B12 1000 mcg | Metabolism, Heart & Nerve Health | Vegan, Gluten Free
Discover Natural Nutra Vitamin B12 1000 mcg, a thoughtfully crafted supplement designed to fit modern, on‑the‑go lifestyles. With a slow‑release profile, this formula aims to help support metabolism, energy balance, and nervous system function throughout the day, without sacrificing dietary goals. Why this B12...- £40.98
- £40.98
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Vendor:1ST STEP
1ST STEP High Performance B-12 Boost — 12 x 2oz Bottles
Renew Your Day with a Smart B-12 Boost The 1ST STEP High Performance B-12 Boost is a liquid vitamin solution designed to support everyday energy and mental clarity as part of your routine. Packed as a 12-bottle set with 2 oz per bottle, it...- £42.05
- £42.05
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Vendor:Sijigood
Sijigood 2 Pack L-Methylfolate Gummies with Methyl B12 – Blueberry Flavor, 120 Count
Discover Sijigood L-Methylfolate Gummies Treat yourself to a blueberry-flavored, chewable option designed to be easy to integrate into your daily routine. Each gummy uses a bioactive folate form alongside essential B-vitamins, wrapped in a taste you’ll actually look forward to. This two-pack setup is...- £40.70
- £40.70
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Vendor:Allergy Research Group
Allergy Research Group B12 Methylcobalamin Supplement with Folate - 50 Count
Meet Allergy Research Group B12 Methylcobalamin with Folate This vegetarian lozenge combines methylcobalamin, the bioactive form of vitamin B12, with 400 mcg of folic acid in a convenient 50-count bottle. Since 1979, Allergy Research Group has focused on professional-grade, hypoallergenic formulas crafted from carefully...- £41.03
- £41.03
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Vendor:Superior Source
Superior Source No Shot B-12 5000 mcg + B-6 & Folic Acid 800 mcg – Sublingual Tablets for Energy & Brain Support
Simple, Sublingual Power for Your Day Meet Superior Source No Shot B-12 Cyanocobalamin 5000 mcg, paired with B-6 and Folic Acid 800 mcg in a compact, dissolving tablet. This no-injection formula is designed for quick, on-the-go use, letting you smooth a steady rhythm into...- £40.49
- £40.49
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Vendor:Ideal Infusion
Ideal Infusion B-Bomb Triple B12 Vitamin Liquid Spray — 5000 mcg, Organic CinnaPlum, Keto & Sugar Free
Flavorful B12 support you can enjoy Ideal Infusion introduces B-Bomb Triple B12, a potent liquid spray that combines three active B12 forms in a single 5000 mcg serve. Methylcobalamin, adenosylcobalamin, and hydroxocobalamin work together to support energy metabolism and nervous system vitality in everyday...- £40.98
- £40.98
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Vendor:D R P
DRP Vitamin B12 2500 mcg Liquid Drops – Energy & Nerve Support (Vegan)
Product Overview DRP Vitamin B12 2500 mcg liquid drops deliver a potent daily dose in the bioavailable methylcobalamin form. The liquid, sublingual delivery is designed for quick uptake, making it convenient for busy mornings, travel, or workouts. With a 2 oz bottle, you’ll have...- £42.12
- £42.12
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Vendor:Solgar
Solgar Sublingual Vitamin B12 1000 mcg – 2-Pack, 500 Servings, Vegan & Kosher
Solgar Sublingual Vitamin B12 1000 mcg comes in a practical 2-pack, with 250 nuggets per bottle for a total of 500 servings. Each nugget is designed for sublingual use, allowing for quick absorption beneath the tongue and a straightforward daily routine. The formula is...- £60.77
- £60.77
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Vendor:LIIFE
LIIFE Vitamin B12 + PQQ 5000 mcg – 180 Chewables | Energy & Nerve Support | Gluten Free
Boost daily energy and focus with LIIFE B12 + PQQ 5000 mcgThis thoughtfully balanced chewable combines active B12 with PQQ and a six-core nutrient mix to support everyday wellness. It blends methylcobalamin, 5-MTHF, alpha-lipoic acid, vitamin B1, phosphatidylserine, and PQQ for a multi-dimensional approach.Designed...- £98.34
- £98.34
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Vendor:Source Naturals
Source Naturals NADH 20mg Lozenges – Boost Energy & Mental Focus (30 Lozenges)
Discover a compact daily ally with Source Naturals NADH 20mg lozenges. NADH is a coenzyme derived from niacin, involved in cellular energy processes that help convert fuel into ATP, the body’s primary energy molecule. This convenient lozenge format offers a simple, daytime option for...- £65.04
- £65.04
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Vendor:Rooster Booster
Rooster Booster B-12 Liquid (2 Pack) - 16 oz Poultry Vitamin Supplement
Overview The (2 Pack) Rooster Booster B-12 Liquid comes with two 16-ounce bottles, crafted for poultry keepers who want a straightforward supplement that fits into daily routines. Each ounce is highly concentrated with 10,000 mcg of pure B-12, offering a premium vitamin option for...- £74.83
- £74.83
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Vendor:Terry Naturally
Terry Naturally BioActive Vitamin B – Bioactive B Complex with Methylcobalamin, Folate & P-5-P (Pack of 2, 60 Capsules)
OverviewTerry Naturally BioActive Vitamin B is a thoughtfully formulated B complex designed to leverage bioactive forms for daily support. This two-bottle pack provides a steady supply of capsules that fit into a simple, everyday wellness routine, focused on heart health and nervous system support...- £65.06
- £65.06
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Vendor:Nature Made
Nature Made Vitamin B-12 Softgels 3000 mcg, 60 ct (Pack of 3)
Overview Nature Made Vitamin B-12 Softgels deliver a high potency B-12 formula in a convenient daily softgel. Each bottle includes 60 softgels, and a pack of 3 provides an extended supply for steady, easy-to-manage dosing. The 3000 mcg dose is designed to fit a...- £64.51
- £64.51
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Vendor:Source Naturals
Source Naturals Dibencozide Coenzymated B-12 Athletic Series – Quick-Dissolving Lozenges, 120
OverviewSource Naturals Dibencozide is a coenzyme form of vitamin B-12, specifically adenosylcobalamin, designed for ready-to-work support in athletic contexts. In the body, this coenzyme form participates in energy-related pathways within mitochondria and supports the role of red blood cells in oxygen delivery to tissues....- £60.45
- £60.45
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Vendor:Pure Therapro Rx
Pure Therapro Rx BioActive B12 – Full Spectrum Vegan Methylated B12 Sublingual Liquid 1,250 mcg/Drop (4 Drops = 5,000 mcg) | 20 ml
Discover BioActive B12 by Pure Therapo Rx Pure Therapo Rx BioActive B12 is a full‑spectrum vegan, methylated B12 sublingual liquid designed for daily use. Each drop delivers 1,250 mcg of active B12 forms—methylcobalamin, adenosylcobalamin, and hydroxocobalamin—with hydroxocobalamin readily converting to methylcobalamin in the body....- £56.35
- £56.35
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Vendor:ANDREW LESSMAN
ANDREW LESSMAN Vitamin B12 500 — Absorption-Protected Methylcobalamin with B-Complex (180 Capsules)
Product snapshot Discover ANDREW LESSMAN Vitamin B12 500, a high‑quality B12 option that pairs absorption‑protected methylcobalamin with a B‑complex and co‑nutrients. Each bottle contains 180 easy‑to‑swallow capsules, delivering 500 mcg per capsule to support energy production and the formation of hemoglobin, helping oxygen flow...- £56.27
- £56.27
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Vendor:Geritol
Geritol Liquid Supplement with B-Vitamins & Iron — 12 fl oz (Pack of 4)
Geritol Liquid is a dependable energy-support option for adults and older children 12+. This four-bottle package pairs high-potency B-vitamins with iron in a pleasant, easy-to-take liquid formula. Made in the USA and non-GMO, it contains no artificial sweeteners and uses a simple daily dose...- £70.68
- £70.68
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Vendor:Jamieson
Jamieson Timed Release Vitamin B12 1200 mcg – 200 Tablets | High Potency Formula
Jamieson Timed Release Vitamin B12 1200 mcg comes in a convenient 200-tablet bottle designed to release B12 gradually through the day. The vitamin B12 in this formula is sourced from methylcobalamin, a bioactive form that may support faster absorption as you navigate daily tasks....- £54.18
- £54.18
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Vendor:Vitamin World
Vitamin World B-12 5000 mcg Sublingual Lozenges – 120 Count for Energy Metabolism & Heart Health
Elevate your daily routine with B-12 5000 mcg Sublingual Lozenges Vitamin World Vitamin B-12 5000 mcg Sublingual Lozenges deliver a potent, fast-dissolving option designed for quick absorption. Each lozenge provides a high-potency dose of vitamin B-12 and comes in a convenient bottle of 120,...- £56.37
- £56.37
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