Fully Active B12 1500 mcg
Doctor's Best
Fully Active B12 1500 mcg
4.7
★ ★ ★ ★ ★
(30986 ratings)
Vitamin B12 1500 mcg
Score 98.0
An excellent, highly bioavailable Methylcobalamin B12 supplement at a strong dosage and competitive price, making it a top-tier choice for comprehensive B12 support.
Quantity: 180 Veggie Cap(s)Servings size: 1 Veggie Capsule(s) (180 servings)
Selected goals:
Other goals:
Energy
Brain Health
Mood Support
Cognitive Support
Metabolism Boost
leaderboard Score 98.0
An excellent, highly bioavailable Methylcobalamin B12 supplement at a strong dosage and competitive price, making it a top-tier choice for comprehensive B12 support.
insights Analysis
Doctor's Best Fully Active B12 1500 mcg is widely acclaimed by nutritionists and online reviewers for its superior quality and effectiveness. It contains Methylcobalamin, the active and most readily utilized form of Vitamin B12, which is crucial for individuals with specific metabolic needs or those seeking optimal absorption. The 1500mcg dosage is robust and effective for addressing deficiencies and supporting overall health goals. With a price per serving of 7, it offers exceptional value for a Methylcobalamin product of this potency. The immense number of positive reviews (nearly 30,000) underscores its widespread acceptance and consumer satisfaction, solidifying its position as a market leader.
- Utilizes Methylcobalamin, the most bioavailable and active form of Vitamin B12, ensuring optimal absorption.
- High potency (1500mcg) effectively supports various B12-related health goals and addresses deficiencies.
- Exceptional value with a very competitive price per serving for its quality and high dosage.
- Extremely high volume of positive reviews confirms its efficacy and widespread consumer trust.
- The 1500mcg dose might be higher than some individuals need for basic maintenance, though excess B12 is generally harmless.
$12.79($0.07 per serving)
 Vitacost | $ 12.79 | |
 Amazon | $ 12.99 | |
 iHerb | $ 12.99 |
bolt Effectiveness for goals
Vitamin B12 is crucial for red blood cell formation, DNA synthesis, and proper neurological function. It helps maintain the health of nerve cells and supports the metabolism of every cell in the human body. Adequate intake is essential for overall health and well-being.
Vitamin B12 is vital for cellular energy production. However, supplementation primarily increases energy in individuals who are deficient in Vitamin B12. For those with adequate levels, there is limited evidence to suggest it provides an additional energy boost.
Vitamin B12 supplementation is highly effective in treating and preventing B12 deficiency. It can reverse many deficiency symptoms, such as anemia and neurological issues, especially when started promptly. The specific form and dosage depend on the individual's condition and the cause of the deficiency.
Vitamin B12 plays an important role in brain health and nerve function. In individuals with a B12 deficiency, supplementation can improve memory and cognitive issues. However, for people with sufficient B12 levels, there is limited evidence that supplements enhance cognitive abilities.
Yes, Vitamin B12 is essential for maintaining the myelin sheath that protects nerves and for synthesizing neurotransmitters. Deficiency can lead to neurological damage, including tingling, numbness, and difficulty with coordination. Supplementation helps prevent or reverse these issues in deficient individuals.
schedule Dosage, timing & forms
The recommended daily allowance (RDA) for adults is 2.4 mcg, but supplemental dosages can vary widely. For addressing deficiencies or maintaining levels in specific populations, daily dosages often range from 250 mcg to 1000 mcg or more. Higher doses are generally well-tolerated due to B12's low toxicity.
Vitamin B12 supplements are commonly available as cyanocobalamin, methylcobalamin, adenosylcobalamin, and hydroxocobalamin. Cyanocobalamin is a synthetic form, while methylcobalamin and adenosylcobalamin are natural, active forms found in the body. The choice of form may depend on individual needs or preferences.
Vitamin B12 is a water-soluble vitamin, meaning that excess amounts are generally excreted in the urine, making toxicity rare. No Upper Tolerable Intake Level (UL) has been established for Vitamin B12 due to its extremely low potential for harm. However, it is always advisable to follow recommended dosages or consult with a healthcare provider for very high doses.
There is no universally 'best' time to take Vitamin B12, as it can be taken effectively at any time of day. Some suggest taking it in the morning on an empty stomach for optimal absorption, while others find taking it with food helps prevent minor stomach upset. Consistency in taking the supplement is generally more important than the specific timing.
Yes, specific populations often have different Vitamin B12 requirements or dosage recommendations. Vegetarians and vegans, for example, typically require supplementation due to the lack of dietary B12 sources. Older adults and individuals with certain gastrointestinal conditions may also need higher doses due to age-related malabsorption or specific medical conditions.
health_and_safety Safety & interactions
Yes, certain medications can interact with Vitamin B12 absorption or metabolism. These include metformin, proton pump inhibitors (PPIs), H2-receptor antagonists, and some antibiotics. Individuals taking such medications should discuss B12 supplementation with their healthcare provider.
Vitamin B12 is generally considered safe, even at higher doses, because it is a water-soluble vitamin. Excess amounts are typically excreted through urine, minimizing accumulation. However, it is always advisable to consult a healthcare professional before starting any new supplement.
Side effects from Vitamin B12 supplementation are rare, especially with oral forms. Mild gastrointestinal upset or skin reactions have been reported in some individuals. Serious adverse effects are highly uncommon.
Vitamin B12 has a low potential for toxicity because it is a water-soluble vitamin. There is no established upper intake level, as excess amounts are generally excreted without adverse effects. However, extremely high doses without medical supervision are not typically recommended.
Adequate Vitamin B12 is crucial for maternal and infant health during pregnancy and breastfeeding. Supplementation is generally considered safe and is often recommended, particularly for individuals with dietary restrictions. Discuss appropriate dosages with a healthcare professional.
Ingredients
| Ingredient | Amount per serving |
|---|---|
| Vitamin B12 (Methylcobalamin) | 1500 mcg |
Categories
Vitamin B12 98.0
This product ranks among the very best in the Vitamin B12 category due to its superior form, high effective dose, and outstanding value, making it a benchmark for B12 supplementation.
Goals
Energy 98.0
Highly effective for boosting energy due to its optimal Methylcobalamin form and high dose, directly supporting cellular energy production and combating fatigue.
Brain Health 98.0
Superior for supporting brain health, as Methylcobalamin plays a direct and critical role in neurological function, nerve repair, and neurotransmitter synthesis.
Mood Support 98.0
Excellent for mood support, as Methylcobalamin contributes directly to the methylation cycle, which is essential for healthy brain chemistry and mood regulation.
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