Fully Active B Complex with Quatrefolic
by Doctor's Best · Capsule
Supplement facts from the label of Fully Active B Complex with Quatrefolic by Doctor's Best: Vitamin C 40 mg, Thiamine 60 mg, Riboflavin 75 mg, Niacin 50 mg….

Supplement Facts
| Ingredient | Per serving | % DV | Upper limit (adults) |
|---|---|---|---|
| Vitamin C (Ascorbic Acid) | 40 mg | 44% | 2,000 mg · 2% at label max |
| Thiamine (Thiamine Hydrochloride) | 60 mg | 5,000% | — |
| Riboflavin (Riboflavin, Riboflavin 5-Phosphate) | 75 mg | 5,769% | — |
| Niacin (Niacin, Niacinamide) | 50 mg | 313% | 35 mg · 143% at label max ⚠ |
| Vitamin B6 (Pyridoxal 5-Phosphate, Pyridoxine Hydrochloride) | 50 mg | 2,941% | 100 mg · 50% at label max |
| Folate (Quatrefolic) | 400 mcg DFE | 100% | — |
| Vitamin B12 (Methylcobalamin) | 1,000 mcg | 41,667% | — |
| Biotin | 600 mcg | 2,000% | — |
| Pantothenic Acid (D-Calcium Pantothenate) | 100 mg | 2,000% | — |
⚠ Above the upper limit: at the most servings a day printed on the label, at least one ingredient goes above the adult UL. Some ULs apply only to supplemental forms (shown on each ingredient page).
Upper limits: NIH ODS Fact Sheets for Health Professionals. Compared only where the unit converts and the limit applies to the form on the label.
On the label
For: Vegan · Vegetarian · Adult (18 - 50 Years) · Gluten Free · Dairy Free
Claim types: Nutrient · All Other · Structure/Function
Formula re: Contains: Doctor's Best Fully Active B Complex contains all eight important B vitamins, a full spectrum designed for optimal absorption and utilization to support overall health and well-being. Water-soluble B vitamins play important roles in cell metabolism, supporting DNA, organs, genes, cells, tissues, skin health, immune system, enzyme functions and energy production. Quatrefolic is the glucosamine sal
Formulation re: Other: Helps support energy production Helps support body metabolism and new cells Helps support DNA, the body's genetic blueprint
FDA Disclaimer Statement: These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Formulation re: Does NOT Contain: Non-GMO/Gluten free/Soy free
Formulation re: Vegetarian/Vegan: Vegan
Storage: Store in a cool dry place.
This page repeats what the label says and the official upper limits for healthy adults. It is not medical advice: ask a doctor, pharmacist or registered dietitian about your own intake, especially if you are pregnant, take medicines or have a health condition.
Label data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).