Get 10% off with WELCOME10
Sign up for our emails and get 10% off your order with code WELCOME10 (one use per customer). We send marketing emails only to people who sign up, and every email includes a one-click unsubscribe link.
Free U.S. shipping on every order · Free 30-day returns · Real help by email





Orders are prepared in 1–3 business days and arrive 3–7 business days after they ship. Alaska, Hawaii, Puerto Rico, U.S. territories and APO/FPO/DPO addresses can take longer. You get a tracking number by email as soon as your order ships.
Free returns within 30 days of delivery: we email you a prepaid return label, no reason needed. Items must be unopened, with the manufacturer or tamper-evident seal intact, in their original packaging. Opened, used or partially consumed vitamins, minerals and supplements, items with broken or missing seals, and gift cards can't be returned. Damaged, defective, incorrect or expired items are always covered. Refunds go back to your original payment method within 10 business days of approval.
If you have a question about an item, its label or your order, email sales@naturalvitaminsonline.com with the product name or order number. We answer every message by email and reply within 1 business day (Monday to Friday, Eastern Time).
Talk to your doctor or pharmacist before starting a supplement, especially if you're pregnant or nursing, take medication, or have a medical condition.
†These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease.
Talk to your doctor or pharmacist before starting a supplement, especially if you're pregnant or nursing, take medication, or have a medical condition.
Integrative Therapeutics Active B-Complex with Methylfolate is a 60-count dietary supplement designed to help convert food into energy and support cellular energy production.
This B-complex is made for people seeking nutritional support for energy production alongside support for nervous system, immune system, and brain function. Its stated purpose is tied to the roles of B vitamins in converting food into energy and supporting cellular processes, rather than to a promised or guaranteed result. The formula’s active B-vitamin forms and methylfolate are key details for shoppers comparing B-complex supplements.
It is formulated to help convert food into energy and support cellular energy production. The supplement also provides essential nutrients intended to support nervous system and immune system health, as well as brain function. These purposes connect to the cellular roles of B vitamins, including energy production and the synthesis of neurotransmitters.
Integrative Therapeutics Active B-Complex features active forms of B2, B6, and B12, and the product is made with methylfolate. B2, B6, and B12 are coenzymes essential for cellular function, growth, and energy production. Their role in neurotransmitter synthesis also connects the formula to its brain function support purpose.
Integrative Therapeutics Active B-Complex is free of gluten, soy, dairy, wheat, artificial flavors, and artificial colors, and it is third-party tested. Integrative Therapeutics has been trusted by patients and clinicians for over 25 years, with a quality commitment that includes transparency around sourcing and manufacturing processes.
This supplement suits adults looking for a B-complex with active forms of B2, B6, and B12, methylfolate, and stated support for energy, nervous system, immune system, and brain function. Its defined dietary exclusions and third-party testing are useful considerations for shoppers choosing a formula. It is a 60-count supplement designed around B-vitamin roles in cellular energy and function.
Thiamin (as thiamin HCI) 50 mg, Riboflavin (as riboflavin-5'-phosphate, vitamin B2) 50 mg, Niacin (as niacinamide) 100 mg, Vitamin B6 (as pyridoxal-5'-phosphate, pyridoxine HCI) 50 mg, Folate 800 mcg DFE 200% (837 mcg Quatrefolic® brand (6S)-5-methyltetrahydrofolate glucosamine salt), Vitamin B12 (as methylcobalamin 1,000 mcg, Biotin 300 mcg,
Q: What is Integrative Therapeutics Active B-Complex with Methylfolate designed to support?
A: Integrative Therapeutics Active B-Complex is designed to help convert food into energy and support cellular energy production, nervous system and immune system health, and brain function.
Q: Which B vitamins are in Integrative Therapeutics Active B-Complex with Methylfolate?
A: Integrative Therapeutics Active B-Complex features active forms of B2, B6, and B12, and includes methylfolate.
Free standard shipping on every order to U.S. addresses, with no minimum. Orders are prepared in 1–3 business days and arrive 3–7 business days after they ship. Alaska, Hawaii, Puerto Rico, U.S. territories and APO/FPO/DPO addresses can take longer. You get a tracking number by email as soon as your order ships. See shipping details.
Free returns within 30 days of delivery. Free returns within 30 days of delivery: we email you a prepaid return label, no reason needed. Items must be unopened, with the manufacturer or tamper-evident seal intact, in their original packaging. Opened, used or partially consumed vitamins, minerals and supplements, items with broken or missing seals, and gift cards can't be returned. Damaged, defective, incorrect or expired items are always covered. Refunds go back to your original payment method within 10 business days of approval. See returns & refunds.
Damaged, defective, incorrect or expired item? Email your order number, a photo and the lot/expiration details to sales@naturalvitaminsonline.com and we will arrange a replacement or refund; this is always covered. Please report visible shipping damage within 7 days of delivery.
Sign up for our emails and get 10% off your order with code WELCOME10 (one use per customer). We send marketing emails only to people who sign up, and every email includes a one-click unsubscribe link.
Thanks for subscribing!
This email has been registered!