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Energy metabolism, nervous system support, methylation support, nutrient replenishment for active lifestyles
Active adults with demanding schedules and those seeking additional B vitamins for daily nutritional support.
Take 1 capsule once daily, ideally with a meal to support comfort and absorption.
Gluten-free. Manufactured in the UK. Capsule contains hypromellose; contains no listed major allergens in the provided information.
Vitamin B6 acts as a coenzyme in amino acid metabolism and neurotransmitter synthesis, which may support energy production and neural function.
Caution: High-dose B6 over time may cause tingling or numbness in extremities; reduce use and seek guidance if these sensations occur.
Niacinamide supports cellular energy production by participating in NAD+/NADH-dependent reactions.
Caution: High amounts may cause digestive discomfort in some people; take with food if sensitive.
Thiamine is a coenzyme for carbohydrate metabolism, helping convert food into usable cellular energy.
Caution: Generally well tolerated; very high intakes may cause mild gastrointestinal upset in sensitive individuals.
Methylcobalamin supports red blood cell formation and methylation reactions involved in energy metabolism and nervous system function.
Caution: People with B12-sensitive acne may notice breakouts at higher doses; consider reducing dose if this occurs.
L-5-Methyltetrahydrofolate is the bioactive folate form that supports one-carbon metabolism and methylation for homocysteine regulation and cellular function.
Caution: If using high-dose folate or other methyl donors, start gradually to gauge sensitivity such as headaches or irritability.
B vitamins in active forms support complementary steps of energy metabolism, with B1, B2, B3, B5 and B6 acting as coenzymes in macronutrient conversion. Methylfolate and methylcobalamin feed methylation pathways, while higher B6 supports amino acid and neurotransmitter metabolism.
Label Warning: If pregnant, consult a healthcare practitioner before use.
Who should be cautious: People sensitive to high-dose vitamin B6 or niacin may prefer to start with a lower dose and monitor for tingling, flushing, or digestive discomfort.
Storage: Store tightly sealed in a cool, dry place.
This product is guaranteed authentic and backed by our easy returns and 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 advised by your healthcare practitioner.
Hypromellose (derived from cellulose) capsule, cellulose, calcium laurate, silicon dioxide
Manufactured in the UK using UK & imported ingredients.
Tamper Evident: Use only if the bottle is sealed. Store tightly sealed in a cool, dry place.
If pregnant, consult your healthcare 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 be despatched with alternative packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and do not rely solely on the information provided by iHerb. This website has been machine translated as a courtesy to customers. iHerb does not represent or warrant that the translations are complete or error-free and iHerb is not responsible for any translation errors or omissions.
| Supplement facts | ||
| Serving Size: One Capsule | ||
| One Capsule Contains: | %Daily Value | |
| Thiamine (as Thiamine 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®). | ||
