Key Benefits of Vitamin B12

Vitamin B12, also known as cobalamin, is an essential water-soluble vitamin that offers several structure-function benefits for overall wellness. First, it contributes to the normal functioning of the nervous system by helping maintain the myelin sheath that protects nerve cells. Second, B12 is essential for energy metabolism—it helps convert carbohydrates, fats, and proteins into usable energy. Many Canadians report feeling more energetic when their B12 levels are adequate. Third, B12 supports healthy red blood cell formation, vital for oxygen transport. Additionally, along with folic acid, B12 helps in the metabolism of homocysteine, a factor in cardiovascular health. These combined benefits make B12 a foundational nutrient for daily vitality.

*These statements have not been evaluated by Health Canada. This product is not intended to diagnose, treat, , or prevent any disease.

Who Should Take a Vitamin B12 Supplement?

Certain groups are at higher risk for B12 deficiency and may benefit from supplementation. Vegans and vegetarians are among the most common, as plant foods naturally lack B12. Older adults often experience reduced stomach acid production, impairing B12 absorption from food. Individuals with gastrointestinal conditions like Crohn’s disease or coeliac disease, or those who have had weight loss surgery, may also struggle to absorb enough B12. Additionally, people taking certain medications, such as metformin or proton pump inhibitors, can have lower B12 levels. For these populations, a high-quality supplement like NOW Vitamin B-12 1,000 mcg can help maintain optimal status.

How to Choose the Best B12 Supplement

When selecting a B12 supplement, consider the form, dosage, and delivery method. This NOW product contains cyanocobalamin, a stable, well-researched synthetic form that is efficiently converted into active B12 in the body. Each lozenge provides 1,000 mcg—a high potency that supports even those with absorption challenges. The chewable lozenge format is convenient and can be dissolved in the mouth for enhanced sublingual absorption. Additionally, this supplement includes folic acid, which works synergistically with B12 in homocysteine metabolism. The product is certified vegan, kosher, and free from gluten, soy, dairy, and eggs, making it suitable for a wide range of dietary needs. NOW Foods is a trusted brand with GMP quality assurance and third-party testing for potency and purity.

• 1,000 mcg of Vitamin B-12 (as Cyanocobalamin) per serving
• Includes 400 mcg of Folic Acid to support homocysteine metabolism
• Chewable lozenges for convenience and enhanced absorption
• Vegan, Kosher, Gluten-Free, Soy-Free, Dairy-Free, Egg-Free
• GMP Quality Assured with third-party testing
• From NOW Foods, a trusted family-owned brand since 1968

Recommended Dosage and How to Take B12

For most adults, one lozenge daily (1,000 mcg) is a common maintenance dose. Those with diagnosed deficiency or higher needs may take more under professional guidance. Simply chew one lozenge or allow it to dissolve in your mouth. Because B12 is water-soluble, excess is typically excreted, making it generally safe even at higher intakes. However, always consult a health-care practitioner before starting any new supplement, especially if you have underlying health conditions or are taking medications. Always read the label and follow directions for use.

Frequently Asked Questions

Can you take too much vitamin B12?

Vitamin B12 is water-soluble, so the body flushes out excess amounts. Doses up to 5,000 mcg are generally considered safe, but it’s always wise to follow the recommended dosage on the label unless otherwise directed by a health-care practitioner.

Is cyanocobalamin as good as methylcobalamin?

Both forms are effective. Cyanocobalamin is more stable and cost-effective, while methylcobalamin is the bioactive form. The body readily converts cyanocobalamin into methylcobalamin, so for most people, it works just as well.

Should I take B12 on an empty stomach?

B12 is best absorbed on an empty stomach or with a light meal. For sublingual absorption, take it without food for best results.

What Is Vitamin B12 and Why Do You Need It?

Vitamin B12, also known as cobalamin, is an essential water-soluble vitamin that plays a critical role in several key bodily functions. It is necessary for maintaining a healthy nervous system, producing red blood cells, and synthesising DNA. Additionally, B12 is involved in converting the food you eat into usable energy. Despite its importance, the human body cannot produce B12, so it must be obtained through diet or supplementation. Unfortunately, dietary sources of B12 are primarily animal-based, making supplementation especially important for those following vegan or vegetarian lifestyles. The recommended daily intake varies, but many adults benefit from higher doses to ensure adequate levels, especially as absorption can decline with age.