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Energy metabolism support; Nutrient metabolism; Nervous system support
Active adults or athletes needing daily B vitamin support and women seeking a balanced B complex with methylated folate and B12.
Take 1 capsule once daily, preferably with a meal to support comfort; B vitamins are often well tolerated with food.
Gluten Free; Manufactured in the USA using US and imported ingredients.
Vitamin B6 acts as a cofactor for enzymes involved in amino acid metabolism and neurotransmitter synthesis, which may support energy metabolism and hormone-related pathways.
Caution: High-dose B6 may cause tingling or numbness in sensitive individuals; consider taking with food and avoid combining with other high-dose B6 supplements unless advised.
Niacin supports energy metabolism by helping convert carbohydrates, fats, and proteins into usable cellular energy through its role in NAD/NADP.
Caution: High amounts of niacinamide may cause digestive discomfort; take with food if sensitive.
Riboflavin helps form FAD and FMN coenzymes that participate in cellular energy production and antioxidant enzyme function.
Caution: Riboflavin can cause bright yellow urine, which is normal and harmless.
Methylcobalamin supports methylation reactions and red blood cell formation, which may aid energy production and nervous system function.
Caution: Those with B12 sensitivity or on high-dose B12 elsewhere should avoid duplicating intake; sublingual or with meals can be more comfortable for some.
L-5-MTHF is the bioactive form of folate that supports one-carbon metabolism and methylation, important for cellular energy and amino acid metabolism.
Caution: If using other products with folic acid or L-5-MTHF, monitor total intake; consult a professional if pregnant or planning pregnancy.
B6-heavy dosing supports amino acid metabolism and neurotransmitter pathways, while niacin and riboflavin back cellular energy production through redox coenzymes. Active methylfolate and methylcobalamin support methylation processes that intersect with energy and amino acid metabolism. Together, these B vitamins cover complementary steps in energy production and nutrient utilization.
Label Warning: If pregnant, consult a healthcare practitioner before use.
Who should be cautious: People sensitive to high-dose vitamin B6 or niacin may experience flushing or tingling; consider discussing with a healthcare provider before use.
Storage: Store tightly sealed in a cool, dry place.
Many users mention feeling more energetic and balanced after regular use.
Customers say the capsules are simple to take and go down smoothly.
A few reviewers caution that the high vitamin B6 level may not suit everyone.
This product is guaranteed authentic and backed by our easy returns & refunds policy. Details
Magnesium and B vitamins may support energy production and reduce fatigue, promoting overall vitality and well-being.
AI generated. Not medical advice.
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A complete B complex formula designed for the unique needs of athletes and women.
B-Complex #6 contains a balance of essential B vitamins, including methylated B12 and folate, with added B6 for sports performance and hormone balancing support.
Take 1 capsule daily or as recommended by your health-care practitioner.
Hypromellose (derived from cellulose) capsule, cellulose, calcium laurate, silicon dioxide.
Manufactured in the USA using US & imported ingredients.
Tamper Evident: Use only if bottle is sealed. Store tightly sealed in a cool, dry place.
If pregnant, consult your health-care practitioner before using this product.
While iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.
| Supplement facts | ||
| Serving Size: One Capsule | ||
| One Capsule Contains: | %Daily Value | |
| Thiamin (as Thiamin HCl) | 40 mg | 3,333% |
| Riboflavin (25 mg as Riboflavin and 5 mg as Riboflavin 5'-Phosphate Sodium) | 30 mg | 2,308% |
| Niacin (as Niacinamide) | 80 mg | 500% |
| Vitamin B6 (85 mg from 106 mg as Pyridoxine HCl and 15 mg from 25 mg Pyridoxal 5'-Phosphate) | 100 mg | 5,882% |
| Folate (200 mcg as L-5-Methyltetrahydrofolate† from L-5-Methyltetrahydrofolic Acid, Glucosamine Salt) | 334 mcg DFE | 84% |
| Vitamin B12 (as Methylcobalamin) | 100 mcg | 4,167% |
| Biotin | 80 mcg | 267% |
| Pantothenic Acid (as Calcium Pantothenate) | 45 mg | 900% |
| Choline (as Choline Citrate) | 14 mg | 3% |
| Daily Value (DV) †This product uses Gnosis S.p.A.'s L-5-Methyltetrahydrofolic Acid, Glucosamine Salt (Quatrefolic®). | ||
