B12 supplements are essential for maintaining energy levels and supporting overall health, especially for those with dietary restrictions. In 2025, the 10 best B12 supplements stand out for their quality, bioavailability, and effectiveness. These top choices include sublingual tablets, liquid forms, and vegan options, catering to various preferences and needs. Brands like Garden of Life, Jarrow Formulas, and Solgar have earned high praise for their purity and potency. Whether you're looking to boost your energy or enhance cognitive function, these B12 supplements offer reliable solutions to help you thrive in your daily life.
SaleBestseller No. 1
Nature Made Vitamin B12 1000 mcg, Dietary Supplement for Energy Metabolism Support, 150 Softgels, 150 Day Supply
- Energy metabolism support supplement: contains one 150 count bottle of Nature Made Vitamin B12 1000 mcg Softgels for a 150 day supply(1)
- These Nature Made Vitamin B12 softgels help break down food into energy that your body can use all day long
- B-12 vitamin helps support brain cell function and mood health (2)
- Vitamin B12 is important for proper red blood cell formation and helps reduce fatigue for those low in B12 vitamins
- Adults take one B 12 vitamin softgel daily with water and a meal
SaleBestseller No. 2
Nature's Bounty Vitamin B12, Supports Energy Metabolism, Tablets, 1000mcg, 200 Ct
- SUPPORTS CELLULAR ENERGY HEALTH (1): Nature’s Bounty B-12 vitamins aid in the conversion of food into cellular energy (1)
- CARDIOVASCULAR SUPPORT (1): Vitamin B-12 is a commonly used vitamin taken to support the health of the cardiovascular and circulatory systems (1)
- HELPS MAINTAIN HEALTHY NERVES (1): B-12 plays an important role in maintaining healthy nerve cells (1)
- EASY TO SWALLOW COATED TABLETS: Nature’s Bounty B-12 tablets are coated, making them easier to swallow
- FROM THE TRUSTED WELLNESS EXPERTS: Nature’s Bounty Vitamin B-12 tablets are a product of nearly 50 years of dedication to quality, consistency, and scientific research to make vitamins and nutritional supplements of unrivaled excellence
SaleBestseller No. 3
Nature Made Vitamin B12 1000 mcg, Dietary Supplement For Energy Metabolism Support, 160 Time Release Tablets, 160 Day Supply
- Energy metabolism support supplement: contains one 160 count bottle of Nature Made Vitamin B12 1000 mcg Time Release Tablets for a 160-day supply(1)
- Nature Made B12 1000 mcg are dietary supplements that help break down food into energy that your body can use all day long
- B-12 vitamin helps support brain cell function and mood health (2)
- Vitamin B12 is important for proper red blood cell formation and helps reduce fatigue for those low in B12 vitamins
- Adults take one of these Nature Made B12 timed release tablets daily with water and a meal
SaleBestseller No. 4
Nature’s Bounty Vitamin B12 2500 mcg, Cellular Energy Support, For Energy Metabolism, Heart & Nervous System Health, 75 Quick Dissolve Tablets
- HELPS FUEL YOUR BODY (1): Nature’s Bounty Vitamin B-12 supports energy metabolism by helping the body convert food into the cellular energy (1)
- SUPPORTS HEART HEALTH (1): Taking a Vitamin B 12 supplement is a great way to support the health of your cardiovascular and circulatory systems (1)
- SUPPORTS YOUR NERVOUS SYSTEM (1): Nature’s Bounty Vitamin B-12 helps to maintain healthy nerve cells, supporting nervous system health (1)
- QUALITY IS OUR PRIORITY: Nature’s Bounty is committed to the safety of all of our supplements. Our quick dissolve Vitamin B-12 tablets are gluten free, sugar free, contain no artificial flavors or sweeteners, and are suitable for vegetarians
- FROM THE TRUSTED WELLNESS EXPERTS: Nature’s Bounty Vitamin B-12 is a product of 50 years of dedication to quality, consistency and scientific research to make vitamins and nutritional supplements of unrivaled excellence
SaleBestseller No. 5
Nature Made Extra Strength Vitamin B12 3000 mcg, Dietary Supplement for Energy Metabolism Support, 60 Softgels, 60 Day Supply
- Energy metabolism support supplement: contains one 60 count bottle of Nature Made Extra Strength Vitamin B12 3000 mcg Softgels for a 60-day supply(1)
- These Nature Made Vitamin B12 supplements help break down food into energy that your body can use all day long
- B-12 vitamin helps support brain cell function and mood health (2)
- Vitamin B12 is important for proper red blood cell formation and helps reduce fatigue for those low in B12 vitamins
- Adults take one B 12 vitamin softgel daily with water and a meal
SaleBestseller No. 6
Nature Made Maximum Strength Vitamin B12 5000 mcg, Dietary Supplement for Energy Metabolism Support, 60 Softgels, 60 Day Supply
- Energy metablosim support supplement: contains one 60 count bottle of Nature Made Maximum Strength Vitamin B12 5000 mcg Softgels for a 60-day supply(1)
- This Vitamin B12 supplement helps break down food into energy that your body can use all day long
- B-12 vitamin helps support brain cell function and mood health (3)
- Vitamin B12 is important for proper red blood cell formation and helps reduce fatigue for those low in B12 vitamins
- Adults, take one softgel daily with water and a meal
SaleBestseller No. 7
Horbäach B12 Sublingual Methylcobalamin | 5000mcg | 120 Fast Dissolve Tablets | Vegetarian, Non-GMO and Gluten Free Supplement
- SUBLINGUAL B-12: Enjoy the benefits of this Essential Vitamin in delicious Natural Berry Flavor!
- POTENT FORMULA: Fast dissolve tablets feature 5,000 mcg of Vitamin B-12 as Methylcobalamin
- EXPERTLY CRAFTED: Our vegetarian formula is backed by our commitment to purity and potency
- HORBAACH MANUFACTURERS: Laboratory Tested, Trusted Ingredients, Superior Quality, 100% Guaranteed!
- NATURALLY FREE OF: Gluten, Yeast, Milk, Lactose, Soy, Artificial Flavor, Preservatives, & Non-GMO
Bestseller No. 8
THORNE Vitamin B12 - as Methylcobalamin - Supports Heart and Nerve Health, Blood Cell Function, Healthy Sleep, and Methylation - Gluten-Free, Soy-Free, Dairy-Free - 60 Capsules
- Methyl-B12: A form of vitamin B12 that is more readily used by the body*
- Heart & Nerves: Supports heart health and nerve function*
- Sleep: Helps maintain normal circadian rhythms to support restful sleep*
- Methylation: Supports the body's healthy methylation processes*
- Trusted: Thorne is chosen by champions and trusted by 100+ pro teams. Thorne is the only supplement manufacturer to collaborate with Mayo Clinic on wellness research and content. Thorne is also a proud partner of U.S. Olympic Teams
SaleBestseller No. 9
Vitafusion B12 Gummy Vitamins, Delicious Raspberry Flavor, 60ct (30 Day Supply)
- Includes: One 140 ct bottle of vitafusionVitamin B12 Gummy Vitamins, Raspberry Flavored B12 Vitamins (70 Day Supply) to help adults convert food to energy (1)
- B12 Gummies for Adults: Adult gummy vitamins that provide Vitamin B12, an essential component for red blood cell formation (1)
- Nervous System Support Gummies: These gummy B12 vitamins have 1000 mcg of Vitamin B12 to help support energy metabolism and nervous system health (1)
- Delicious and Convenient: Great tasting and convenient vitamin gummies make a tasty alternative to traditional hard-to-swallow pills and feature a delicious, natural cherry flavor in every 2-gummy serving
- The No's: Extra Strength Vitamin B12 supplements contain no artificial flavors or sweeteners, no gluten, no high fructose corn syrup, no dairy and no synthetic FD&C dyes, so you only get the support you need
SaleBestseller No. 10
Natrol Vitamin B12 Fast Dissolve Tablets, Promotes Energy, Supports a Healthy Nervous System, Maximum Strength, Strawberry Flavor, 5,000mcg, 100 Count
- Vital for Healthy Cells: Vitamin B-12 is an essential element for the production of healthy nerve and blood cells; Healthy blood cells help to remove carbon dioxide and other toxins from your body
- Promotes Energy: The active ingredients in Natrol Vitamin B-12 supply high-potency B-12 throughout the body’s energy pathways to support energy production
- Supports a Healthy Nervous System: Fast Dissolving 5000mcg B-12 tablets in Natrol B-12 delivers support for healthy blood cells and contributes to the overall health of the nervous system
- Great Taste: Natrol Vitamin B-12 is easy to take without water and has a great tasting strawberry flavor that can be taken anytime and anywhere; These tablets are all-naturally sweetened and flavored as well as vegetarian
- Advanced Formulation: Natrol Fast Dissolve tablets have rapid dissolving technology that dissolves 30 times faster than other pills