10 Best B12 Vitamin Under Tongue of 2025

Tested and Reviewed: Top 10 B12 Vitamin Under Tongue deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

Save 12%

Nature Made

Nature Made Vitamin B12 1000 mcg, Easy to Take Vitamin B12 Sublingual Tablets for Energy Metabolism Support, 150 Sugar Free Fast Dissolve Tablets, 150 Day Supply

12% Off

Editor's bottom line:

“This b12 vitamin under tongue is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Energy metabolism support supplement(1): contains one 150 count bottle of Nature Made Sublingual B12 1000 mcg Fast Dissolve Tablets for a 150-day supply
Nature Made B12 1000mcg tablets 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 supplements provide B12, which is important for proper red blood cell formation and helps reduce fatigue for those low in B12 vitamins
Easy to take with a great tasting flavor; simply dissolve one B12 1000 mcg sublingual tablet under tongue before swallowing. Adults take one Vitamin B12 tablet daily with a meal
Made in the USA with quality global ingredients, these B12 vitamins sublingual fast dissolve tablets are sugar free and have no color added
United States Pharmacopeia (USP) Verified, #1 Pharmacist Recommended Vitamin & Supplement Brand*
These statements have not been evaluated by the Food and Drug Administration; this product is not intended to diagnose, treat, cure, or prevent any disease

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Picked by 397 people today

9.5

EZ Melts

EZ Melts Dissolvable B12 2,500 mcg - Vitamin B12 for Energy & Immune Support - Non-GMO, Vegan & Gluten-Free - Red Cherry - 90 Sublingual Tablets (90 Servings)

Main Highlights

Vitamin B12 Supplement: EZ Melts B12 are dissolvable tablets that deliver 2,500 mcg of vitamin B12 per serving for easy metabolic energy support*
Energy Support Supplement: Supports healthy energy levels, cellular health, and natural energy production to support overall wellness*
Brain Health Supplement: Methylcobalamin B12 is essential to help maintain focus and cognitive function, so you can stay alert when it matters most*
Mood Support Supplement: Supports nervous system function, which helps maintain clarity*
Non-GMO & Vegan Supplement: EZ Melts makes it easier to take superior quality vitaminsfree from artificial flavors, gluten, dairy, soy, and sugar

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9.5

Save 7%

Nature's Bounty

Nature's Bounty Vitamin B-12 Quick Dissolve Tablets, 1000mcg, Aids in the Conversion of Food into Cellular Energy, Cherry Flavor, 60ct

7% Off

Main Highlights

FOR ENERGY: 60-count, Vitamin B-12 1000mcg Tablets. Natures Bounty Quick Dissolve B-12 vitamins play an important role in energy metabolism in the body (1); They help the body convert food into the fuel which is used to produce cellular energy in the body(1)
FOR YOUR HEART Natures Bounty Vitamin B-12 is a commonly used vitamin taken to support the health of the cardiovascular and circulatory systems (1)
FOR YOUR NERVES Natures Bounty B-12 is an important vitamin for maintaining healthy nerve cells (1)
PURITY IS OUR PRIORITY Natures Bounty is committed to safety and purity in all our supplements; Our quick-dissolve Vitamin B-12 tablets are suitable for vegetarians
FROM THE TRUSTED WELLNESS EXPERTS Natures Bounty Vitamin B-12 tablets are a product of nearly 50 years of dedication to consistency and scientific research

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9.2

Save 12%

Superior Source

Superior Source No Shot Methylcobalamin B-12 1,000 mcg - Vitamin B-12 to Support Energy Production, Brain Health & Overall Wellness - Sublingual Tablets for Rapid Absorption - 60 Dissolving Tablets

12% Off

Main Highlights

Trusted Quality: Each ingredient in our Superior Source B-12 Supplement undergoes rigorous third party testing for potency and purity prior to being released from our GMP certified facility

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9.0

Save 45%

Nature's Bounty

Nature’s Bounty Vitamin B12 2500 mcg, Cellular Energy Support, for Energy Metabolism, Heart & Nervous System Health, 75 Quick Dissolve Tablets

45% Off

Main Highlights

HELPS FUEL YOUR BODY (1): Natures 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): Natures Bounty Vitamin B-12 helps to maintain healthy nerve cells, supporting nervous system health (1)
QUALITY IS OUR PRIORITY: Natures 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: Natures 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

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8.8

Natrol

Natrol Vitamin B12 5,000 mcg, Fast Dissolve Vitamin B12 Supplement Supports a Healthy Nervous System and Energy Metabolism, 100 Tablets, Up to a 100 Day Supply

Main Highlights

VITAMIN B12 FOR CELLULAR ENERGY (1): Natrol Fast Dissolve B12 vitamins 5000 mcg energy supplements help support energy metabolism and a healthy nervous system(1)
FAST DISSOLVE SUPPLEMENT: These vit B12 5000 mcg tablets are easy to take; put in mouth on tongue and the fast dissolve formula will not need water
SUPPORTS RED BLOOD CELL FORMATION(1): B 12 vitamin is essential for healthy red blood cell formation and provides cellular energy support(1)
100% DRUG-FREE B12 SUPPLEMENTS: This fast dissolving, 100% drug-free dietary supplement provides Vitamin B12 tablets for up to a 100 day supply; great for all wellness enthusiasts or those who travel and are looking to support energy metabolism (1)
#1 DRUG FREE SLEEP AID BRAND IN AMERICA(2): As the #1 drug-free sleep aid brand, we provide formulas to help you fall asleep faster while offering fast-acting vitamin B12 supplements that help the bodys natural energy production process (1)

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8.6

Vitamatic

Vitamatic Vitamin B12 1000 mcg Fast Dissolve – 365 Tablets – Natural Berry Flavor – Supports Energy Metabolism & Nervous System Health

Main Highlights

Fast Dissolve B12 - Natural Berry Flavor
Supports Production of Energy, Red Blood Cells - Healthy Nervous System - Promotes Cardiovascular Health
Non-GMO formula - Gluten Free
Free of Starch, Sodium, Soy, Yeast, Corn, Wheat, Egg, Artificial Color, Flavor & Preservatives.
Made in a the USA GMP Compliant, FDA Registered Facility

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8.3

Save 36%

UMEWISH

UMEWISH Vitamin B12 Methylcobalamin Sublingual 2500 mcg - with Folic Acid Under Tongue Cherry Flavor for Cellular Energy Support, Energy Metabolism, Nervous System Health(4-Month Supply)

36% Off

Main Highlights

Essential Nutrient Help your body stay at its best with this B12 supplement.* The B12 vegan vitamin supports healthy immune function and promotes mental clarity.* It helps boost energy, improves brain function, prevents anemia, and supports neurological health. * Aiding the body in breaking down food into energy, B vitamins are vital for overall well being.*
Delicious Flavor UMEWISH Vitamin B-12 is easy to take without water and has a great tasting cherry flavor that can be taken anytime and anywhere. These tablets are all-naturally sweetened and flavored as well as vegetarian. B12 supplement for women & men
Quick Dissolve Vitamin B12 Sublingual, Adults dissolve one tablet dailyunder tongue for 30 seconds, then swallow. Due to its direct entry into the bloodstream, Sublingual Vitamin B12 can be absorbed with high efficiency and speed, making it particularly suitable for people with gastrointestinal malabsorption or those in urgent need of B12 supplementation.
Vegan-Friendly With 2,500 mcg per serving of Vitamin B-12 as Methylcobalamin. It contains 120 vegan B12 sublingual tablets for a consecutive 120 days supply.* Suitable for vegetarians/vegans, the elderly, people with digestion problems and patients with B12 deficiency symptoms.*
Notes These statements have not been evaluated by the Food and Drug Administration, this product is not intended to diagnose, treat, cure, or prevent any disease.

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8.1

Save 27%

NUTRAHARMONY

USDA Organic Vitamin B12 Sublingual Drops - 5000 mcg Liquid Vegan Methylcobalamin for Women & Men - Energy Boost, Focus & Mood, Brain Health Support - Maximize Absorption - 2 Month Supply, 2 fl oz

27% Off

Main Highlights

Liquid Vitamin B12 Drops a pledge of your vivacity and energy! B12 5000mcg unbeatable & tasty support for your health goals! Formulated to support optimal levels of the vitamin to the body through fast absorption. B12 drops support mood, maintain brain health, and increase energy production.
Focus, Mood & Energy - B12 drops for men & women are crafted to enhance mood and energy, helping you stay sharp and focused. Boost your overall health and well-being with our B12 vitamins.
Brain Support Stay smart & healthy. B12 liquid vitamin drops - unbeatable support for your health goals. Unleash the power of 5000 mcg of liquid B12 drops! Red & tasty vitamins with berry mix flavor support cognitive functions and memory at a high level, as well as maintain brain energy & functioning.
Advanced Formula GMO & sugar-free, and completely fabulous vegan vitamin B12! Vitamin B12 drops are manufactured in the USA using advanced technology to ensure the finest quality! That's why every drop of vitamin B12 liquid supplements is safe, effective, and meets industry standards.
Made with Care & Love At NUTRAHARMONY, we desire to provide you with quality and outstanding service. If, for any reason, you are not happy with vitamin B12 liquid, just let us know! Drop a message to our support team to share your outstanding experience with B12 liquid vitamins! And remember, we care for your well-being!

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Best Value

8.1

Save 46%

Nature Made

Nature Made Vitamin B12 3000 mcg, Easy to Take Sublingual B12 for Energy Metabolism Support, 40 Sugar Free Fast Dissolve Tablets, 40 Day Supply

46% Off

Main Highlights

Energy metabolism support supplement(1): contains one 40 count bottle of Nature Made B12 Vitamins Sublingual 3000 mcg Fast Dissolve Tablets for a 40-day supply
Nature Made Vit B12 sublingual fast dissolve tablets help break down food into energy that your body can use all day long
Vitamin B12 supplements help 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 B-12 Vitamin
Easy to take with a great tasting flavor; simply dissolve 1 tablet under tongue before swallowing. Adults take one Vitamin B 12 sublingual tablet daily with a meal
Made in the USA with quality global ingredients, these Nature Made vitamins are sugar free dietary supplements and have no color added
United States Pharmacopeia (USP) Verified, #1 Pharmacist Recommended Vitamin & Supplement Brand*
These statements have not been evaluated by the Food and Drug Administration; this product is not intended to diagnose, treat, cure, or prevent any disease

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Our Best Overall Choice

Best Choice

9.7

Nature Made

Nature Made Vitamin B12 1000 mcg, Easy to Take Vitamin B12 Sublingual Tablets for Energy Metabolism Support, 150 Sugar Free Fast Dissolve Tablets, 150 Day Supply

12% Off

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Energy metabolism support supplement(1): contains one 150 count bottle of Nature Made Sublingual B12 1000 mcg Fast Dissolve Tablets for a 150-day supply
Nature Made B12 1000mcg tablets 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 supplements provide B12, which is important for proper red blood cell formation and helps reduce fatigue for those low in B12 vitamins
Easy to take with a great tasting flavor; simply dissolve one B12 1000 mcg sublingual tablet under tongue before swallowing. Adults take one Vitamin B12 tablet daily with a meal
Made in the USA with quality global ingredients, these B12 vitamins sublingual fast dissolve tablets are sugar free and have no color added
United States Pharmacopeia (USP) Verified, #1 Pharmacist Recommended Vitamin & Supplement Brand*
These statements have not been evaluated by the Food and Drug Administration; this product is not intended to diagnose, treat, cure, or prevent any disease

Show Price

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