Doctor Life Active B12 500 mcg — 60 capsules

Pack size: 60 capsules
Serving: 1 capsule
Servings per pack: 60

ShopVitamins and minerals

Doctor Life

Active B12 500 mcg

B12 coenzymes · Methylcobalamin · 5′-Deoxyadenosylcobalamin

48,99 zł

Helps maintain normal energy metabolism every day
Supports normal nervous system function
Helps reduce tiredness and fatigue

Overview

Two coenzyme forms of B12 for daily energy, nervous system function, and normal psychological function. Each Active B12 500 mcg capsule combines methylcobalamin with 5′-deoxyadenosylcobalamin. A considered choice that gives attention to form as well as amount.

At the heart of the formula / Active B12 500 mcg

Thoughtful support. Clear purpose.

01Helps maintain normal energy metabolism every day
02Supports normal nervous system function
03Helps reduce tiredness and fatigue
04Supports normal psychological and immune function
05Makes daily supplementation simple for a full 60 days

Doctor Life / 01

Active B12 500 mcg

Made for your daily routine.

Vitamin B12 supports normal energy metabolism and red blood cell formation and helps reduce tiredness and fatigue. It also contributes to normal immune function, homocysteine metabolism, and cell division. This formula keeps the focus on one essential vitamin.

We combined both coenzyme forms of B12 in one capsule. Take one daily for a simple routine, with a 60-day supply in each bottle. The plant-based capsule and vegan formula also suit a plant-based diet.

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Active B12 500 mcg

Why does vitamin B12 matter?

Vitamin B12 supports normal energy metabolism, nervous system function, and psychological function. It also contributes to red blood cell formation, immune function, homocysteine metabolism, and cell division. Because its main natural food sources are animal products, people who limit those foods should pay particular attention to their intake.

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Active B12 500 mcg

What research informs Active B12?

Vitamin B12 has well-established roles in normal energy metabolism, nervous system function, psychological function, and immune function. It also helps reduce tiredness and fatigue. Methylcobalamin and 5′-deoxyadenosylcobalamin are coenzyme forms involved in different metabolic reactions. Active B12 500 mcg combines both in a convenient daily capsule; combining them does not by itself establish an advantage over other B12 supplements.

Ingredients / Doctor Life

Every ingredient. Clearly explained.

Each ingredient, its form and quantity — in one place.

Serving1 capsule

Ingredient amounts for the servings shown in the table.
Ingredient	1 capsule
Vitamin B12 (60% methylcobalamin, 40% 5′-deoxyadenosylcobalamin)	500 µg (20,000%*)

*NRV: Nutrient Reference Value

Full ingredient list

Capsule shell (bulking agent: hydroxypropyl methylcellulose), vitamin B12 (methylcobalamin, 5′-deoxyadenosylcobalamin).

How to use

Part of your daily rhythm.

How to use

Take 1 capsule daily with a meal.

Important information

Do not exceed the recommended daily serving. Food supplements should not replace a varied diet. A balanced diet and a healthy lifestyle are recommended. Store in the original packaging, away from sunlight and out of reach of young children.

Science & sources

Understand the formula.

Vitamin B12 has well-established roles in energy metabolism, the nervous system, and normal psychological function. We chose two coenzyme forms because each has its own role in the body's metabolic processes, bringing complementary functions to one formula.

These publications concern the studied ingredients or formulas. They do not all evaluate the finished Doctor Life product, and research results do not guarantee individual outcomes.

01Scientific Opinion on the substantiation of health claims related to vitamin B12

EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA)

EFSA Journal (2010), 8(10), 1756. DOI: 10.2903/j.efsa.2010.1756.

EFSA experts confirmed vitamin B12's role in normal nervous system and psychological function, homocysteine metabolism, and the reduction of tiredness and fatigue. These established functions provide context for its use in daily energy and cognitive support. The publication concerns vitamin B12 as a nutrient.

Read publication ↗

02Vitamin B12 in Foods, Food Supplements, and Medicines - A Review of Its Role and Properties with a Focus on Its Stability

Žane Temova Rakuša, Robert Roškar, Neal Hickey, Silvano Geremia

Molecules (2022), 28(1), 240. DOI: 10.3390/molecules28010240; PMID: 36615431.

This review examines the biological role, bioavailability, and use of four vitamin B12 forms, including methylcobalamin and 5′-deoxyadenosylcobalamin. It highlights the importance of form and stability in supplements, providing context for the two coenzymes used in this formula. The publication concerns forms of vitamin B12.

Read publication ↗

FAQ / Active B12 500 mcg

Good questions. Clear answers.

Talk to us ↗

Why include two forms of vitamin B12?

Methylcobalamin and 5′-deoxyadenosylcobalamin are coenzyme forms of vitamin B12 involved in different metabolic reactions. This formula provides both in one capsule.

Can Active B12 500 mcg help with tiredness?

Vitamin B12 helps reduce tiredness and fatigue and supports normal energy metabolism. Supplementation can help meet your B12 needs. If fatigue is persistent, severe, or unexplained, speak with your doctor rather than assuming it is caused by low B12.

Is this suitable for a plant-based diet?

Yes. The formula is vegan and uses a plant-based capsule. Vitamin B12 occurs naturally mainly in animal foods, so people who limit those foods should pay particular attention to their intake. Active B12 500 mcg offers a straightforward daily B12 supplement.

How long does one bottle last?

Each bottle contains 60 capsules. Take one capsule daily with a meal for a 60-day supply.

What distinguishes Active B12 500 mcg?

The formula combines methylcobalamin and 5′-deoxyadenosylcobalamin in a 60:40 ratio. Both coenzyme forms are provided in one vegan capsule, taken once daily.

How should I store the product?

Keep the capsules in their original packaging, away from direct sunlight and out of reach of young children. Protecting vitamin B12 from light helps preserve its stability.

Can I take Active B12 500 mcg with medication?

If you take medication regularly, ask your doctor or pharmacist whether this supplement and serving are appropriate for you. This is particularly important when B12 supplementation forms part of a plan based on blood tests or a diagnosed condition.

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