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The best b12 available - our b12 blend of methyl, adenosyl, and hydroxo is one of the most pure, active, bioavailable coenzyme combination available on the market.

*. Quality health supplements – seeking health supplements are manufactured according to strict standards to ensure product purity and quality. Adeno b12 is gmo-free, vegan, and allergen-friendly.
*. Vegan b12 supplement – adeno b12 may help vegetarians and vegans meet their daily B12 needs and supplement a healthy diet. Seeking health adeno b12 – each capsule provides the mitochondrial form of Vitamin B12 in a lozenge. Support genetic health – seeking health provides quality, bioavailable, we believe that gene health starts with pure, scientifically-formulated health supplements to optimize health.

We believe the answers to a healthier, ensuring that maximum bioavailability and efficacy is achieved. Dopamine and b12 – known as the “feel good” neurotransmitter, mood and memory. This formula has two of these B12 forms: adenosylcobalamin and methylcobalamin.
Live your healthiest life - for over 40 years, and that rigorous scientific research is the path to get us there. Our formulations are created using the ingredients and dosages used in the studies that inspired them, richer life are within reach, we’ve been developing advanced, effective formulas made with the highest standards and based on the latest scientific findings. You may even have heard that its good for your brain. Only thing is, dopamine also helps with learning, dopamine declines over time.

Trusted for over 35 years. Suitable for vegetarians. Source naturals was created in 1982 by CEO Ira Goldberg to support each individual's potential to enjoy optimal health. During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.

Our vitamin b-12 water soluble tablets are suitable for vegetarians. Nature’s bounty b-12 vitamins play an important role in energy metabolism in the body. They are non-GMO, gluten- and sugar-free.
They help the body convert food into the fuel which is used to produce energy in the body. Purity is our priority nature’s bounty is committed to safety and purity in all our supplements.

Supports energy, brain function & red blood cells - an effective 1000mcg dose is ideal for supporting energy levels & metabolism, the central nervous system & mood & red blood cell production.
Vegan formula - suitable for supplementing a plant-based diet which may be low in vitamin B12. Enhanced absorption - sublingual delivery boosts absorption by delivering vitamin B12 directly into the bloodstream via passive diffusion under the tongue, bypassing absorption challenges in the gut to achieve higher B12 levels.

1. Country Life
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Active B-12 Dibencozide with Folic Acid, 3000 mcg, 60 Sublingual Lozenges, Country Life
#adCountry Life #ad - During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided. The most active coenzyme form of B-12. Provides maximum-bioavailability. Especially well absorbed under the tongue. Pack of 60 lozenges.More information #ad
Brand | Country Life #ad |
Manufacturer | Country Life #ad |
Height | 3 Inches |
Length | 1.9 Inches |
Weight | 0.26 Pounds |
Width | 1.9 Inches |
Part Number | CLF146 |
Model | CLF146 |
More information #ad
2. Source Naturals
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Cherry Flavored , 120 Lozenges, Source Naturals, 1 Milligram, MethylCobalamin
#adSource Naturals #ad - Suitable for vegetarians: contains no yeast, egg, dairy, starch, or artificial color, preservatives, soy or wheat. Source naturals, 1 milligram, cherry Flavored, methylcobalamin, 120 Lozenges.More information #ad
Contains no sugar,
gluten, salt, flavor or fragrance. Serving size: 1 Lozenge. Methylcobalamin, an active coenzyme form of vitamin B-12, is essential for cell growth and replication. Pack of 1 Bottle.Brand | Source Naturals #ad |
Manufacturer | Source Naturals #ad |
Height | 1.8 Inches |
Length | 3.1 Inches |
Weight | 0.1 Pounds |
Width | 1.8 Inches |
Part Number | SN1293 |
Model | 021078012931 |
More information #ad
3. Global Healing Center
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2500 mcg Organic Sublingual Liquid Drops | 2-in-1 Methylcobalamin & Adenosylcobalamin Blend for Energy, Mood, Global Healing Center VeganSafe B12, 1 Fl Oz 2-Pack, and Heart Health
#adGlobal Healing Center #ad - Feel results faster - our potent, triple blend B12 is better absorbed and used more efficiently than other forms of B12 like capsules or gel caps. Natural sleep support - researchers have linked B12 to positive effects on sleep due to its influence on melatonin secretion and light sensitivity.The best b12 available - our b12 blend of methyl, adenosyl, and hydroxo is one of the most pure, active, bioavailable coenzyme combination available on the market.
More information #ad
Easy & delicious - great tasting, dairy, gmos, soy, nuts, vegan safe liquid formula with simple dosing make it easy to get the energy your body needs! Certified organic - our usda organic formula is also free of gluten, synthetic dyes, artificial flavors, sugar, and toxic fillers. Energy throughout the day, sleep support at night! Safe for all diets! .Brand | Global Healing Center #ad |
Manufacturer | Global Healing Center #ad |
Part Number | 0811839030003 |
More information #ad
4. Seeking Health
#ad
Support Healthy Memory and Mood, Easily Absorbed Vitamin B12, Support Normal Metabolism, Seeking Health Adeno B12, Vitamin B12, Support Healthy Energy Levels, 3,000 mcg Vitamin B12, 60 Vegan Capsules*
#adSeeking Health #ad - In a world packed with toxins and stress, easy-to-use supplements. B12 is found naturally in seafood, shellfish, liver, and dairy and is crucial for healthy cell function. *. B12 is required for normal red blood cell creation, neurological function, and DNA synthesis.*. Quality health supplements – seeking health supplements are manufactured according to strict standards to ensure product purity and quality. Adeno b12 is gmo-free, vegan, and allergen-friendly.
More information #ad
Energy support – vitamin b12 supports mental function and supports mental clarity to support cognitive health. This form is easy to absorb for those who may be sensitive to methylated B vitamins and helps convert homocysteine to methionine. *. Vegan b12 supplement – adeno b12 may help vegetarians and vegans meet their daily B12 needs and supplement a healthy diet. Seeking health adeno b12 – each capsule provides the mitochondrial form of Vitamin B12 in a lozenge. Support genetic health – seeking health provides quality, bioavailable, we believe that gene health starts with pure, scientifically-formulated health supplements to optimize health.
Brand | Seeking Health #ad |
Manufacturer | Seeking Health #ad |
Height | 1.6 Inches |
Length | 3.1 Inches |
Weight | 0.02 Pounds |
Width | 1.7 Inches |
Part Number | ADB12-60-LOZ |
Model | NEOMEN |
More information #ad
5. Life Extension
#ad
Life Extension B12 Elite – Helps Protect Your Brain at The Cellular Level – Non-GMO, Vegetarian, Gluten-Free – 60 Vegetarian Lozenges
#adLife Extension #ad - Two b12s for your brain – chances are you’ve heard of vitamin b12. This form of b12 also helps maintain already-healthy homocysteine levels. A key to healthy brain function. The majority of our products are non-gmO, gluten-free, and manufactured in the USA—and a Certificate of Analysis is available for every product we produce.We believe the answers to a healthier, ensuring that maximum bioavailability and efficacy is achieved. Dopamine and b12 – known as the “feel good” neurotransmitter, mood and memory. This formula has two of these B12 forms: adenosylcobalamin and methylcobalamin.
More information #ad
But getting more b12can help! The adenosylcobalamin in our formula helps maintain healthy dopamine levels. It’s essential for the healthy growth and replication of brain cells. But there are certain kinds of b12—called “active forms” because your body can make use of them right away—that are better for your brain than others. Live your healthiest life - for over 40 years, and that rigorous scientific research is the path to get us there. Our formulations are created using the ingredients and dosages used in the studies that inspired them, richer life are within reach, we’ve been developing advanced, effective formulas made with the highest standards and based on the latest scientific findings. You may even have heard that its good for your brain. Only thing is, dopamine also helps with learning, dopamine declines over time.
Brand | Life Extension #ad |
Manufacturer | AmazonUs/LJHZZ #ad |
Height | 3.23 Inches |
Length | 1.86 Inches |
Width | 1.86 Inches |
Part Number | 02419 |
Model | 02419 |
More information #ad
6. Source Naturals
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100 Lozenges, Source Naturals Vitamin B-12, 2000 mcg Supports Energy Production
#adSource Naturals #ad - It's an essential nutrient, involved in energy production, brain and nerve health. 1 lozenge daily. Vitamin b-12 benefits. Our facility is located in Scotts Valley California.Trusted for over 35 years. Suitable for vegetarians. Source naturals was created in 1982 by CEO Ira Goldberg to support each individual's potential to enjoy optimal health. During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.
More information #ad
Contains no sugar, or artificial color, flavor or fragrance. Manufactured in the usa. For best results, allow to dissolve in the mouth before swallowing. Suggested use. Contains no yeast, gluten, salt, preservatives, egg, dairy, soy or wheat. It is necessary for proper DNA replication, red blood cell production and myelin sheath formation.Brand | Source Naturals #ad |
Manufacturer | SOURCE NATURALS #ad |
Height | 1.8 Inches |
Length | 3.3 Inches |
Weight | 0.18 Pounds |
Width | 1.8 Inches |
Part Number | SN0418 |
Model | SN0418 |
More information #ad
7. Nature's Bounty
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1000mcg, Vitamin B12 by Nature's Bounty, 200 Tablets, Vitamin Supplement, Supports Energy Metabolism and Nervous System Health
#adNature's Bounty #ad - For energy 200-count, 1000mcg vitamin b-12 coated tablets. For your heart nature’s bounty vitamin b-12 is a commonly used vitamin taken to support the health of the cardiovascular and circulatory systems.Our vitamin b-12 water soluble tablets are suitable for vegetarians. Nature’s bounty b-12 vitamins play an important role in energy metabolism in the body. They are non-GMO, gluten- and sugar-free.
More information #ad
For your nerves nature’s bounty b-12 is an important vitamin for maintaining healthy nerve cells. 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. They help the body convert food into the fuel which is used to produce energy in the body. Purity is our priority nature’s bounty is committed to safety and purity in all our supplements.
Brand | Nature's Bounty #ad |
Manufacturer | Nature's Bounty #ad |
Height | 4.17 Inches |
Length | 1.98 Inches |
Weight | 0.28 Pounds |
Width | 1.98 Inches |
Part Number | NRT52805 |
Model | 52805 |
More information #ad
8. Igennus Healthcare Nutrition
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High Absorption Methylcobalamin, Vegan, Sugar-Free, 180 Servings, Adenosylcobalamin & Hydroxocobalamin, Sublingual Vitamin B12 Melt, Super B12-Complex 1000mcg
#adIgennus Healthcare Nutrition #ad - 3 superior forms of b12 - we provide naturally occurring & bioactive forms of B12 - methylcobalamin, adenosylcobalamin & hydroxocobalamin. No sugar, artificial sweeteners, colors or flavors.Supports energy, brain function & red blood cells - an effective 1000mcg dose is ideal for supporting energy levels & metabolism, the central nervous system & mood & red blood cell production.
More information #ad
No synthetic cyancobalamin. Gmp manufactured in the UK. Sugar-free natural strawberry flavor - a pleasant taste from natural sweeteners mannitol and stevia, the small one-a-day tablets dissolve comfortably under the tongue. Vegan formula - suitable for supplementing a plant-based diet which may be low in vitamin B12. Enhanced absorption - sublingual delivery boosts absorption by delivering vitamin B12 directly into the bloodstream via passive diffusion under the tongue, bypassing absorption challenges in the gut to achieve higher B12 levels.
Brand | Igennus Healthcare Nutrition #ad |
Manufacturer | Igennus Healthcare Nutrition #ad |
Height | 3.43 Inches |
Length | 1.85 Inches |
Weight | 0.08 Pounds |
Width | 1.85 Inches |
Part Number | IGN224 |
More information #ad
9. Emerald Labs
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60 Vegetable Capsules, Emerald Labs B-Healthy, with L-5 Methyltetrahydrofolate 5-MTHF Coenzymated Folic Acid as Folate for Energy, Stress, Cognitive and Immune Support
#adEmerald Labs #ad - Made with care: emerald Labs is committed to manufacturing products without the use of additives. Made without gmo's, salt, milk, sugar, soy, corn, gluten, wheat or preservatives. Cognitive support: methylated folic acid and vitamin B12 work together to support Brain Health.More information #ad
Energy & stress management: B Vitamins support energy, mood, focus, sleep and stress hormone balance. Comprehensive: methylated folic acid as folate to help support Heart and Immune Function.Brand | Emerald Labs #ad |
Manufacturer | Emerald Labs #ad |
Height | 4.35 Inches |
Length | 2.32 Inches |
Weight | 0.15 Pounds |
Width | 2.32 Inches |
Part Number | em00229 |
More information #ad