
Doctor’s Best Fully Active B Complex with Quatrefolic – 60 Veggie Caps
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Usually ready in 4 hours
Key Benefits:
- A full‑spectrum B‑Complex supplement featuring all eight essential B vitamins in highly bioavailable, coenzyme‑ready forms for superior absorption and effectiveness .
- Includes Quatrefolic® — the body’s most active, stable folate form (5‑MTHF), designed to bypass the metabolic steps required by synthetic folic acid .
- Delivers 1,000 µg of methylcobalamin (B₁₂) per serving—adequate to ensure strong bioavailability and support cellular energy processes .
🧠 Support for Energy & Vitality:
Our formula powers your day by aiding metabolism and energy conversion. Thiamine (B1) helps support mitochondrial oxygen metabolism, while Niacin and Vitamin B6 promote balanced neurotransmitter production and metabolic function .
Cardio & Nervous Health:
Vitamin B6 supports nerve function and brain health. The high-quality folate and B12 help maintain healthy red blood cell formation and optimal cardiovascular well-being .
Clean & Allergen‑Friendly:
- Non‑GMO, gluten‑free, soy‑free, and vegan.
- Simple, clean formulation using only vegetarian capsules and minimal excipients .
Vitamin |
Form |
Amount |
Vitamin C |
Ascorbic Acid |
40 mg |
Thiamin (B1) |
Thiamin HCl |
60 mg (5000% DV) |
Riboflavin (B2) |
Riboflavin + Riboflavin‑5‑P |
75 mg (5769%) |
Niacin (B3) |
Niacinamide + Niacin |
50 mg (313%) |
Vitamin B6 |
P5P + Pyridoxine HCl |
50 mg (2941%) |
Folate (B9) |
Quatrefolic® (5‑MTHF) |
400 mcg DFE (100%) |
Vitamin B12 |
Methylcobalamin |
1000 µg (41,667%) |
Biotin (B7) |
Biotin |
600 µg (2000%) |
Pantothenic Acid (B5) |
D‑Calcium Pantothenate |
100 mg (20 |