Jamieson Vitamin B12 (Methcycobalamin)250mcg 100 Tablets
Analysis updated August 2026 · How Scout scores
At a glance
Summary
This vitamin B12 supplement uses methylcobalamin, a bioavailable form of B12, which is beneficial for absorption and effectiveness. However, the presence of maltodextrin and vegetable magnesium stearate, both highly processed additives, raises concerns about nutrient absorption and potential blood sugar spikes. The formulation includes several additives, which slightly detracts from its overall quality.
Key ingredients 9
Vitamin B12 (Methylcobalamin)Very Good
Vitamin B12 (Methylcobalamin) is a high-quality active ingredient essential for nerve function and red blood cell formation. Methylcobalamin is a bioavailable form of B12, making it more easily absorbed by the body. It is crucial for energy production and neurological health.
Benefits
Supports energy metabolism and neurological function, and is essential for DNA synthesis.
SilicaNeutral
Silica is used as an anti-caking agent to prevent clumping in powdered products. It is generally recognized as safe and does not significantly impact health. It is inert and does not interact with other ingredients.
See more about Silica →CelluloseNeutral
Cellulose is a plant-based fiber used as a binder or filler in supplements. It is generally considered safe and does not affect the bioavailability of active ingredients. It is inert and does not provide nutritional value.
See more about Cellulose →Dicalcium PhosphateNeutral
Dicalcium phosphate is used as a dietary supplement and a tableting agent. It provides calcium and phosphorus, which are essential for bone health. However, in small amounts as a filler, its nutritional contribution is minimal.
Benefits
Provides calcium and phosphorus, essential for bone health, though in minimal amounts.
Gum AcaciaNeutral
Gum acacia is a natural gum used as a stabilizer and thickener. It is generally recognized as safe and does not significantly impact health. It is a source of soluble fiber, which can aid digestion.
Benefits
Provides soluble fiber, which can aid in digestion.
Vegetable JuiceNeutral
Vegetable juice is used for coloring or flavoring in supplements. It is a natural ingredient with minimal processing. It does not significantly impact the nutritional profile of the product.
See more about Vegetable Juice →Citric AcidNeutral
Citric acid is used as a preservative and to enhance flavor. It is naturally found in citrus fruits and is generally recognized as safe. It does not provide significant nutritional benefits.
See more about Citric Acid →Vegetable Magnesium StearateBad
Vegetable magnesium stearate is commonly used as a lubricant in tablet manufacturing but can inhibit nutrient absorption. It is a highly processed additive that may affect the bioavailability of active ingredients. Concerns exist about its potential to form biofilms in the intestines.
Risks
May inhibit nutrient absorption and potentially form biofilms in the intestines.
MaltodextrinBad
Maltodextrin is a highly processed carbohydrate used as a filler or thickener. It has a high glycemic index, which can cause spikes in blood sugar levels. It is often derived from genetically modified corn, raising concerns for some consumers.
Risks
May cause blood sugar spikes and is often derived from genetically modified sources.
Processing
Ultra-Processed Foods
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