Key facts
Vitamin C
40 mg
Thiamin
60 mg
Intake
1 caps / day
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Doctor's Best Fully Active B-Complex with Quatrefolic - 30 vcaps€15.79
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Description

What for?

A food supplement with eight B vitamins and vitamin C in one capsule, with folate in the Quatrefolic form.

Who is it for?

For you if you want a B-complex taken once a day and prefer a plant-based capsule and a vegan-suitable formula.

Doctor's Best Fully Active B-Complex with Quatrefolic is a food supplement in a pack of 30 capsules. Each capsule contains vitamins B1, B2, B3, B6 and B12, biotin, pantothenic acid, folate and vitamin C.

Folate comes as Quatrefolic, the glucosamine salt of (6S)-5-methyltetrahydrofolic acid. Vitamin B12 is methylcobalamin, and vitamin B6 is supplied in two forms: pyridoxine HCl and pyridoxal-5-phosphate. The product is vegan, non-GMO, gluten-free and soy-free.

  • All eight B vitamins

    The formula includes thiamin, riboflavin, niacin, vitamin B6, folate, vitamin B12, biotin and pantothenic acid.

  • Folate as Quatrefolic

    One capsule provides 400 µg DFE of folate as the glucosamine salt of (6S)-5-methyltetrahydrofolic acid.

  • Active vitamin forms

    Riboflavin is given as riboflavin and riboflavin-5-phosphate, vitamin B6 includes pyridoxal-5-phosphate, and vitamin B12 is methylcobalamin.

  • Vegan, gluten-free and soy-free

    The capsule is made from hypromellose. The product is vegan, gluten-free, soy-free and non-GMO.

  • One capsule a day

    The pack holds 30 servings, and the directed dose is 1 capsule daily.

What it does

The substances' health claims authorised in the EU, grouped by area. Each row is a claim that holds for the substances in that row.

9 substances · 65 authorised claims
Immunity and cell protection3
Normal immune system functionVitamin CVitamin B6FolateVitamin B12
Protection of cells from oxidative stressVitamin CRiboflavin
Regeneration of the reduced form of vitamin EVitamin C
Energy and tiredness2
Normal energy-yielding metabolismVitamin CThiaminRiboflavinNiacinPantothenic acidVitamin B6BiotinVitamin B12
Reduction of tiredness and fatigueVitamin CRiboflavinNiacinPantothenic acidVitamin B6FolateVitamin B12
Nervous system and mind3
Normal function of the nervous systemVitamin CThiaminRiboflavinNiacinVitamin B6BiotinVitamin B12
Normal psychological functionVitamin CThiaminNiacinVitamin B6BiotinFolateVitamin B12
Normal mental performancePantothenic acid
Bones, muscles, teeth1
Normal collagen formationVitamin C
Blood and heart6
Normal homocysteine metabolismVitamin B6FolateVitamin B12
Normal red blood cell formationRiboflavinVitamin B6Vitamin B12
Increased iron absorptionVitamin C
Normal blood formationFolate
Normal function of the heartThiamin
Normal iron metabolismRiboflavin
Skin, hair, vision4
Maintenance of normal mucous membranesRiboflavinNiacinBiotin
Maintenance of normal skinRiboflavinNiacinBiotin
Maintenance of normal hairBiotin
Maintenance of normal visionRiboflavin
Hormones and fertility3
Maternal tissue growth during pregnancyFolate
Normal synthesis of steroid hormones, vitamin D and neurotransmittersPantothenic acid
Regulation of hormonal activityVitamin B6
Metabolism and cells5
Role in cell divisionFolateVitamin B12
Normal amino acid synthesisFolate
Normal cysteine synthesisVitamin B6
Normal macronutrient metabolismBiotin
Normal protein and glycogen metabolismVitamin B6

Health claims authorised in the European Union (Regulation (EU) No 432/2012); shown only for substances whose dose in the product meets the claim's condition. A varied and balanced diet and a healthy lifestyle are important.

Read more: B vitaminsVitamin C

Composition & nutrition

Ingredients

Each capsule contains: vitamin C (as ascorbic acid) 40 mg, thiamin (as thiamin HCl) 60 mg, riboflavin (as riboflavin and riboflavin-5-phosphate) 75 mg, niacin (as niacinamide and niacin) 50 mg, vitamin B6 (as pyridoxine HCl and pyridoxal-5-phosphate) 50 mg, folate (as (6S)-5-methyltetrahydrofolic acid, glucosamine salt, Quatrefolic) 400 µg DFE, vitamin B12 (as methylcobalamin) 1000 µg, biotin 600 µg, pantothenic acid (as d-calcium pantothenate) 100 mg. Other ingredients: hypromellose (vegetarian capsule), microcrystalline cellulose, magnesium stearate (vegetable source), silicon dioxide.

Nutrition facts

Serving: 1 caps
Vitamin C (as ascorbic acid)40 mg50%
Thiamin (as thiamin HCl)60 mg5455%
Riboflavin (as riboflavin and riboflavin-5-phosphate)75 mg5357%
Niacin (as niacinamide and niacin)50 mg313%
Vitamin B6 (as pyridoxine HCl and pyridoxal-5-phosphate)50 mg3571%
Folate (as (6S)-5-methyltetrahydrofolic acid, glucosamine salt)(Quatrefolic)400 mcg DFE
Vitamin B12 (as methylcobalamin)1000 mcg40000%
Biotin600 mcg1200%
Pantothenic Acid (as d-calcium pantothenate)100 mg1667%

* RI — reference intake of an average adult. Vitamins and minerals are shown against the NRV.

Usage

Take 1 capsule daily with food, or as recommended by a nutritionally informed physician.

Warnings and important information

Do not exceed the recommended daily dose. A food supplement is not a substitute for a varied and balanced diet and a healthy lifestyle. Keep out of the reach of children. Store in a cool, dry place away from direct sunlight. Consult a physician if you are hypersensitive to thiamin (vitamin B1), niacin or vitamin B12. Discontinue use and consult a physician if an adverse reaction occurs.

Frequently asked questions

How many capsules should I take per day?

The directed dose is 1 capsule daily with food.

How long does one pack last?

The pack contains 30 capsules, or 30 servings. At 1 capsule a day it lasts 30 days.

Is it suitable for vegans?

Yes. The product is vegan and the capsule is made from hypromellose.

Does it contain gluten or soy?

According to the manufacturer, it is gluten-free and soy-free.

What form of folate does it contain?

Quatrefolic, the glucosamine salt of (6S)-5-methyltetrahydrofolic acid. Each capsule provides 400 µg DFE.

Technical details
Product code
PB-P27406
EAN / GTIN
753950002999
Gross weight
45 g
Manufacturer
Doctor's Best
Listed since
10/2026
Form
Capsules

Sold byFitbar Nutrition OÜ, Rävala pst 6, 10143 Tallinn, info@myfitbar.ee

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