10 Best B12 Supplements Boost Your Energy And Overall Health With Vitamin B12 - May 2026

19M consumers helped this year.

Last Updated: 27-05-2026

Vitamin B12 Tablets High Strength - 1 Year Supply (365 Tablets) - 1000mcg Dual Power B12 Vitamin Complex with Methylcobalamin & Adenosylcobalamin - Vegan Supplement - (Packaging Design May Vary)

Nutrition Geeks

9.8

CHECK PRICE

MORE DEALS (1)

BetterYou Vitamin B12 Oral Spray, High Strength Methylcobalamin Supplement, 1200mcg per dose to Boost Energy, Natural Apricot Flavour, 48-Day Supply

Better You

9.6

CHECK PRICE

MORE DEALS (1)

Best Value

Iron Tablets High Strength - Energy Tablets with Vitamin C, B12 & Folic Acid - 120 Vegan Iron Supplements for Women and Men - 14mg - Enhanced Energy Support & Increased Absorption - UK Made

Nutrition Geeks

9.5

CHECK PRICE

MORE DEALS (1)

Zipvit Vitamin B12 Tablets High Strength 1100mcg, 1 Year Supply, Pure Methylcobalamin, 360 Vegan Tablets, Reduces Tiredness, Supports Energy and Immunity

Zipvit

9.2

CHECK PRICE

MORE DEALS (1)

Vitamin B12 1000mcg - Pure Methylcobalamin - High Strength Vegan Supplement - Supports Immunity, Reduces Tiredness, Improves Energy - 120 Vegan Tablets - 4 Month Supply

NutriVolv

9.1

CHECK PRICE

MORE DEALS (1)

Vitamin B12 High Strength Tablets - 1000mcg Vegan B12 Vitamin Methylcobalamin Supplement – Contributes to The Reduction of Tiredness and Fatigue & Immune Energy Support Made in the UK (4 Month Supply)

NEW LEAF PRODUCTS

8.8

CHECK PRICE

MORE DEALS (1)

Nutravita Vitamin B12 1000mcg - 365 High Strength Vegan Tablets (1 Year Supply) - Max Strength B12 Supplement - Contributes to The Reduction of Tiredness and Fatigue - Made in The UK

Nutravita

8.6

CHECK PRICE

MORE DEALS (1)

Incite Nutrition Vitamin B12 Tablets 1000 mcg. +1 Year Supply of High Strength Methylcobalamin. Boost Energy and Support Nervous System. Easy to Swallow, Non-GMO, and Suitable for Vegetarians & Vegans

Incite Nutrition

8.4

CHECK PRICE

MORE DEALS (1)

Red Label Health Vitamin B12 Tablets High Strength 1000mcg for Men & Women, Pack of 100 Tablets (3+ Months Supply), Methylcobalamin B12 Vitamin for Tiredness and Fatigue, Vegetarian, Vegan

Red Label Health

8.2

CHECK PRICE

MORE DEALS (1)

Vitamin B12 Gummies 2000mcg | 60 Count | High Strength Berry Flavour Tablet Alternative | Vitamin B12 (Cyanocobalamin) Supplement for Energy Support | Suitable for Vegans | By Horbaach

Horbäach

8.1

CHECK PRICE

MORE DEALS (1)