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Energy metabolism, nervous system support, red blood cell formation, methylation support
Adults with busy schedules seeking daily energy metabolism support or those with limited intake of B‑rich foods.
Take two capsules daily with food; taking with a meal may reduce niacin flushing and improve tolerance.
Gluten Free; Non-GMO; Contains no stated common allergens in the facts panel.
Pantothenic acid forms part of coenzyme A, which is essential for energy metabolism and the synthesis of fatty acids and hormones.
Caution: High doses may cause digestive discomfort in some people; take with food to minimise stomach upset.
Vitamin B6 acts as a coenzyme in amino acid metabolism and neurotransmitter synthesis, which may support energy and nervous system function.
Caution: High intakes over time may cause tingling or numbness; avoid combining with other high-dose B6 supplements unless guided.
Niacin participates in redox reactions as part of NAD and NADP, supporting cellular energy production and metabolic processes.
Caution: Niacin may cause temporary flushing and warmth; taking with food can reduce this effect.
L-5-MTHF is the active folate form that donates methyl groups for DNA synthesis and methylation reactions.
Caution: Folate can mask signs of low vitamin B12 status; ensure adequate B12 intake from diet or supplements.
Methylcobalamin supports methylation and red blood cell formation by acting as a cofactor in one‑carbon metabolism.
Caution: Very high doses may be unnecessary for those with adequate intake; individuals sensitive to B12 may experience mild restlessness.
B1, B2, B3, B5 and B6 act as coenzymes in energy metabolism, while folate and B12 support methylation and red blood cell formation. The active forms (L‑5‑MTHF, methylcobalamin and P5P) may be more readily utilised, complementing the broader B‑complex for efficient metabolic support.
Label Warning: Temporary flushing, itching, rash, or stomach discomfort may occur. Do not exceed the recommended dose. Consult a physician if you are receiving care for a medical condition or if you are pregnant or breastfeeding.
Who should be cautious: People with sensitive stomachs or a history of skin sensitivity may wish to start with food and monitor for flushing or itching. Those on medications for health conditions should discuss use with a healthcare provider before starting.
Storage: Store tightly closed in a cool, dry place. Keep out of reach of children. Do not purchase if the outer seal is broken or damaged.
This product is guaranteed authentic and backed by our easy returns and refunds policy. Details
Zinc and B vitamins may enhance immune function and support skin health, contributing to a balanced lifestyle.
AI generated. Not medical advice.
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What Is BioActive Complete B-Complex?
Are you getting enough vitamin B? There are more forms of it than you may think, and each plays a different role. So it’s important to get a wide spectrum of the vitamin B family, every day. BioActive Complete B-Complex is made with the biologically active forms of each nutrient, optimising absorption and giving your body what it needs to thrive.
Getting your Bs doesn’t have to be difficult. Get the biologically active forms of these vitamins you need to thrive.
BioActive Complete B-Complex Benefits
Read the entire label and follow the directions carefully.
Take two (2) capsules daily with food, or as advised by a healthcare professional.
plant cellulose (capsule), microcrystalline cellulose, stearic acid, purified water, silica.
Temporary flushing, itching, rash, or gastric disturbances may occur.
Store tightly closed in a cool, dry place.
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 information | ||
| Serving size: two vegetarian capsules | ||
| Servings per container: 30 | ||
| Amount per serving: | Reference intake % | |
| Thiamine (vitamin B1) (as thiamine HCl) | 100 mg | 8,333% |
| Riboflavin (vitamin B2) (as riboflavin and riboflavin 5'-phosphate) | 75 mg | 5,769% |
| Niacin (as niacinamide and niacin) | 100 mg• | 625% |
| Vitamin B6 (as pyridoxine HCl and pyridoxal 5' phosphate) | 100 mg | 5,882% |
| Folate (as L-5-methyltetrahydrofolate calcium salt) | 680 mcg○ | 170% |
| Vitamin B12 (as methylcobalamin) | 300 mcg | 12,500% |
| Biotin | 1,000 mcg | 3,333% |
| Pantothenic acid (as D-calcium pantothenate) | 500 mg | 10,000% |
| Calcium (as D-calcium pantothenate, dicalcium phosphate) | 50 mg | 4% |
| Inositol | 100 mg | ** |
| PABA (para-aminobenzoic acid) | 50 mg | ** |
| **Reference intake not established. •NE (niacin equivalents) ○DFE (dietary folate equivalents) | ||
