Metabolic Maintenance® The Big One® with Iron 90 Vegetarian Capsules

The Big One® is designed for those who prefer a convenient, one-per-day multivitamin/mineral. One single capsule is packed with key nutrients at optimal levels, providing a solid framework for further individualized supplementation.* The Big One® delivers activated B vitamins and trace minerals as well as foundational amounts of antioxidants, including beta carotene and tocopherols. The Big One® with Iron provides iron as ferrous bisglycinate, a well-tolerated, bioavailable form.
Allergy Research Group's logo, text, trademarks, graphics, and photo images are the property of Allergy Research Group, LLC and are used with permission. Copyright © 2026.
*FDA Disclaimer: The information about this product and statements made are provided by the manufacturer, except customer reviews which are not evaluated. See www.allergyresearchgroup.com for information about the relationship between this product and any claims made. Results may vary from person to person based on body size and other factors, and the effectiveness is not guaranteed for you. Always seek the advice of your healthcare professional about taking dietary, nutritional, herbal or homeopathic supplements.
The Big One® is designed for those who prefer a convenient, one-per-day multivitamin/mineral. One single capsule is packed with key nutrients at optimal levels, providing a solid framework for further individualized supplementation.* The Big One® delivers activated B vitamins and trace minerals as well as foundational amounts of antioxidants, including beta carotene and tocopherols. The Big One® with Iron provides iron as ferrous bisglycinate, a well-tolerated, bioavailable form.
Allergy Research Group's logo, text, trademarks, graphics, and photo images are the property of Allergy Research Group, LLC and are used with permission. Copyright © 2026.
*FDA Disclaimer: The information about this product and statements made are provided by the manufacturer, except customer reviews which are not evaluated. See www.allergyresearchgroup.com for information about the relationship between this product and any claims made. Results may vary from person to person based on body size and other factors, and the effectiveness is not guaranteed for you. Always seek the advice of your healthcare professional about taking dietary, nutritional, herbal or homeopathic supplements.
Take one capsule daily with a meal, or as directed by a healthcare professional.