Metagenics
Vitamin B-Complex
86/100
SUPPIE SCORE
82/100
EFFICACY
High
SAFETY
86/100
CLEANLINESS
What Does Vitamin B-Complex Do?
Metagenics Vitamin B-Complex offers well-dosed, bioavailable B vitamins supporting energy, stress response, and homocysteine metabolism effectively. Dosages are optimal without excess risks; overall safe for daily use in healthy adults, with premium quality ensuring reliability.
How does the active form of folate in this product improve absorption compared to standard folic acid?
What role does methylcobalamin play in supporting nervous system health?
Are the B-vitamin dosages in this supplement suitable for managing stress and energy levels?
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What Are the Benefits of Vitamin B-Complex?
Based on proven scientific research
Energy MetabolismStrong
Stress ResponseModerate
Homocysteine BalanceVery strong
Nervous System HealthStrong
Cardiovascular SupportModerate
Good For:
What Are the Side Effects of Metagenics Vitamin B-Complex?
Always consult your health practitioner if in doubt.
RiskLow Risk
Overview
•All ingredients are water-soluble vitamins with dosages within established safe upper limits; niacin at 200 mg may cause temporary flushing in sensitive individuals but is below the 35 mg UL for nicotinic acid equivalents.
•No significant drug interactions for this formulation, though high niacin could mildly affect blood pressure medications; consult physician if on anticonvulsants or chemotherapy as B vitamins may influence efficacy.
•Safe for healthy adults; low risk for pregnancy at recommended doses, but consult healthcare provider due to high B12 and folate levels exceeding RDA.
•Vegetarian and gluten-free with no common allergens; suitable for most sensitivities, though rare reactions to individual B vitamins possible.
•High-quality manufacturing by Metagenics ensures minimal contamination risks; long-term use supports B-vitamin status without accumulation.
•Not recommended for children under 18 without medical advice; elderly may benefit but monitor for interactions with common medications like metformin.
Potential Side Effects
Negative Interactions
Inactive Ingredients
Microcrystalline cellulose
Low RiskStearic acid (vegetable)
Low RiskSilica
Low RiskMagnesium stearate (vegetable)
Low RiskCoating (hypromellose, medium-chain triglycerides, hydroxypropylcellulose)
Low RiskWhat Are the Ingredients in Metagenics Vitamin B-Complex?
Vitamin C (as ascorbic acid)
125 mg
Thiamin (as thiamin mononitrate)
14 mg
Riboflavin
16 mg
Niacin (as niacinamide and niacin)
200 mg
Vitamin B6 (as pyridoxine HCl)
22 mg
Folate (as calcium L-5-methyltetrahydrofolate)
665 mcg DFE
Vitamin B12 (as methylcobalamin)
250 mcg
Biotin
250 mcg
Pantothenic Acid (as D-calcium pantothenate)
75 mg
Choline (as choline bitartrate)
100 mg
Myo-Inositol
94 mg
para-Aminobenzoic Acid (PABA)
15 mg
Microcrystalline cellulose
Stearic acid (vegetable)
Silica
Magnesium stearate (vegetable)
Coating (hypromellose, medium-chain triglycerides, hydroxypropylcellulose)
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Dosage & Bioavailability
How the active doses and forms in Vitamin B-Complex compare to the research.
•Niacin (as niacinamide and niacin) — 200 mg per serving is over the 35 mg/day upper limit (ods.od.nih.gov).
•Vitamin B6 (as pyridoxine HCl) — 22 mg per serving is over the 12 mg/day upper limit (EFSA 2023); the US limit is 100 mg/day (IOM (NIH ODS)).
•Vitamins and minerals — 8 of 9 provide at least 90% of the daily reference intake: vitamin B12 (about 100 times), vitamin B6 (about 12 times), plus 6 more; choline supplies less.
Sources & References
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Frequently Asked Questions
Common questions about Metagenics Vitamin B-Complex