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:BASED BOX
BASED BOX Stacker2 Vitamin B Complex Energy Shots - VeganSafe B12 B6 B3 (2oz, Pack of 24)
Experience a vibrant, sugar-free lift with BASED BOX Stacker2 Vitamin B Complex Energy Shots in Acai Pomegranate. This 2oz bottle delivers a potent B12 boost alongside B6 and B3 in a clean, calorie-free format designed for an active lifestyle. While individual results vary, users...- £75.53
- £75.53
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Vendor:NUTRAHARMONY
NutraHarmony USDA Organic Vitamin B12 Sublingual Drops 5000 mcg – Vegan Methylcobalamin, 4 fl oz (4 Month Supply)
Premium Organic B12 Drops for Daily Vitality NutraHarmony offers a potent, convenient Vitamin B12 sublingual formula certified USDA Organic. Each serving delivers 5000 mcg of methylcobalamin in a vegan, sugar-free liquid with a berry flavor designed for easy daily use. The sublingual delivery supports...- £53.32
- £53.32
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Vendor:Itharoventis
Itharoventis Zeolite Drops – Clinoptilolite Liquid with Methyl B12 & D3 (Berry Flavor)
Thoughtful Daily Support Meet Itharoventis Zeolite Drops, a berry flavored liquid designed for families who value mindful daily nutrition. The thoughtful blend combines natural clinoptilolite zeolite with methylcobalamin (Methyl B12) and vitamin D3, all packaged in a smooth 4 fl oz bottle. The approachable...- £54.18
- £54.18
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Vendor:NEVISS
NEVISS 11-in-1 Brain Supplement Gummies | Focus, Memory & Energy | 2-Pack
Elevate daily cognitive wellness with NEVISS Brain Focus Gummies Meet NEVISS 11-in-1 Brain Supplement Gummies, a flavorful, sugar-free daily aid designed to support your daytime cognitive routine. This 2-pack combines a thoughtful blend of L-Tyrosine, L-Theanine, vitamins B6 & B12 in their active forms,...- £51.99
- £51.99
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Vendor:SFI Health
SFI Health Klaire Labs Vitamin B12 Liquid - Methylcobalamin Drops for Fast Absorption | Vegan, 120 Servings, 4 Oz
Elevate daily wellness with SFI Health Klaire Labs Vitamin B12 Liquid Meet a methylcobalamin B12 liquid designed for quick, flexible dosing. This dropper-form supplement aims to deliver B12 efficiently while fitting into your routine, whether you start your day with focus or wind down...- £54.18
- £54.18
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Vendor:XYMOGEN
XYMOGEN 5-MTHF Plus B12 — Biologically Active Folate + Methyl B12 (Cherry Flavor, 60 Quick-Dissolve Tablets)
Why choose XYMOGEN 5-MTHF Plus B12 This cherry-flavored supplement blends a biologically active folate with methylated vitamin B12 in a fast-dissolving tablet. The formula uses Quatrefolic, the glucosamine salt of 5-MTHF, noted for its greater bioactivity compared with folic acid in plasma folate levels....- £43.78
- £43.78
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Vendor:EZ Melts
EZ Melts B12 2,500 mcg Sublingual – Energy & Immune Support | Vegan, Non-GMO, Gluten-Free – Red Cherry – 180 Tablets
High-Potency B12 for daily energy and focus EZ Melts B12 delivers 2,500 mcg of vitamin B12 in a dissolvable tablet designed for quick sublingual absorption. With a bright red cherry flavor, these tablets are easy to take on the go, and the vegan, non-GMO,...- £53.08
- £53.08
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Vendor:NaturalSlim
NaturalSlim Liquid B12 with Vitamin D — Methylcobalamin 2500 mcg Berry Drops for Metabolism & Energy (1 fl oz)
Smart daily support in a berry flavor NaturalSlim Liquid B12 with Vitamin D is designed for ease, taste, and real-world use. The formula blends methylcobalamin B12 at 2500 mcg with vitamin D3 in a berry flavored liquid. It's vegan-friendly and free from fillers, making...- £53.04
- £53.04
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Vendor:Life Extension
Life Extension Homocysteine Resist – 60 Vegetarian Capsules (Pack of 2) | Once-Daily B Vitamin Complex with Folate
Daily B vitamin support wrapped in a convenient, plant-based capsule Life Extension Homocysteine Resist combines essential B vitamins with folate in a single, easy-to-take capsule. This 2-bottle pack provides a steady supply for ongoing use, while the vegetarian capsules offer a plant-based option that...- £53.31
- £53.31
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Vendor:New Chapter
New Chapter Vitamin B Complex – Fermented B Vitamins, USDA Organic, ONE Daily for Energy, Brain & Beauty | 90 Count
Elevate daily energy with fermented B vitamins New Chapter Vitamin B Complex is a fermented, plant-based blend designed to be recognized by your body as food. This ONE-daily formula features eight activated B vitamins, including Methylfolate for methylation support and a methylated B12, plus...- £48.70
- £48.70
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Vendor:Pure Encapsulations
Pure Encapsulations Adenosyl/Hydroxy B12 Liquid 30 mL — Supports Energy Metabolism & Neurological Health
About the formula Pure Encapsulations Adenosyl/Hydroxy B12 Liquid comes in a convenient 30 mL bottle, offering a high-potency blend of two active forms of vitamin B12. The combination of adenosylcobalamin and hydroxocobalamin is designed to align with how the body processes B12 in cellular...- £50.90
- £50.90
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Vendor:NATURELO
Naturelo Vegan B12 1000 mcg Methylcobalamin with Organic Spirulina — High Potency B12 (Pack of 2, 180 Capsules)
Naturelo Vegan B12: High Potency Methylcobalamin with Organic Spirulina Navigating a vegan or vegetarian diet means paying attention to essential nutrients like vitamin B12. Naturelo's vegan B12 is produced through fermentation to deliver 1000 mcg of methylcobalamin, a bioactive form the body can use...- £51.99
- £51.99
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Vendor:Codeage
Codeage Methylfolate B Complex – 5-MTHF, 1000 mcg B12, 2-Month Vegan Formula | 120 Capsules
Overview Codeage Methylfolate B Complex combines methylated folate with essential B vitamins, riboflavin, and betaine in a compact vegan capsule. This all-in-one formula is designed for daily use and comes in a convenient 2-month supply of 120 capsules, ideal for a streamlined wellness routine....- £53.08
- £53.08
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Vendor:Irwin Naturals
Irwin Naturals One-Per-Day Mega B-12 1,500 mcg – High Potency Methylcobalamin with MCT & Asian Ginseng (60 Softgels × 2)
Powerful B-12 in a Convenient Daily Formula Irwin Naturals One-Per-Day Mega B-12 delivers a readily active methylcobalamin at 1,500 mcg per daily serving. The liquid softgel design, paired with MCT oil and a BioPerine Complex, supports practical uptake to help you stay on track...- £54.41
- £54.41
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Vendor:NOW Foods
NOW Foods Methyl B-12 10000 mcg Lozenges – Vegan Extra Strength, Pack of 2
NOW Foods Methyl B-12 Lozenges – Extra Strength, Vegan Discover a high-potency form of Vitamin B-12 with NOW Foods Methyl B-12 lozenges. Each lozenge delivers 10,000 mcg of methylcobalamin, the co-enzyme form often preferred by those following vegetarian or vegan diets. The 60 lozenges...- £51.94
- £51.94
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Vendor:Sprayology
Sprayology Everyday Energy – Vitamin B12 & Folate Oral Spray | Vegan, All-Natural (30 Day Supply)
Smart, convenient energy in a vegan sprayMeet Sprayology Everyday Energy, a compact 1.7 fl oz bottle that delivers vitamin B12 and folate through a fast-absorbing oral spray. The Crisp Green Apple flavor makes daily use pleasant, turning a simple spritz into a small, easy-to-sustain...- £54.19
- £54.19
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Vendor:LifeStrength
LifeStrength L-Methylfolate 7.5mg + B Complex – 60 Capsules | 2-Month Supply, Non-GMO, Gluten Free
Overview LifeStrength L-Methylfolate 7.5mg + B Complex combines the active form of folate with a complete B‑vitamin profile in a compact, vegan capsule. Each 60‑capsule bottle is designed for daily use, offering a two‑month supply that fits into busy routines. The formula aims to...- £55.15
- £55.15
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Vendor:Maxi Health
Maxi Health B12 Lozenges with Folic Acid & Biotin - Strawberry Flavor, 180 Count | Vegetarian Kosher
Boost Daily Energy, Nerve Health, and Beauty Support with a Strawberry Twist Experience the convenience of a sublingual B12 boost that dissolves to deliver essential nutrients with a pleasant strawberry flavor. Maxi Health B12 Lozenges combine methylcobalamin (B12) with folate and biotin, crafted for...- £54.18
- £54.18
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Vendor:BASIC GREENS
BASIC GREENS B12 Sublingual Drops 5000 mcg – Vegan Methylcobalamin for Energy
Vegan B12 Liquid for Daily Energy and FocusBASIC GREENS Vitamin B12 Sublingual Drops deliver a high potency methylcobalamin in a clean liquid form designed for quick uptake under the tongue. The 5000 mcg dose, bright cherry flavor, and sugar free profile offer a convenient...- £50.85
- £50.85
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Vendor:Global Healing Center
Global Healing Center Organic Vitamin B12 5000 MCG Sublingual Drops – Vegan, Non-GMO
Meet Global Healing Center Organic Vitamin B12 Sublingual Drops This high-potency B12 liquid delivers 5,000 mcg per serving and features a pure, active, bioavailable coenzyme mix designed for quick uptake under the tongue. The pleasant-tasting formula comes in a 2 oz bottle, making daily...- £50.85
- £50.85
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