Multi with Iron Century Formula
Swanson
Multi with Iron Century Formula
4.7
★ ★ ★ ★ ★
(284 ratings)
Vitamin B5 10 mg
Vitamin K 25 mcg
Zinc 15 mg
Potassium 60 mg
Copper 2 mg
Manganese 5 mg
Molybdenum 25 mcg
Score 70.0
An extremely affordable and comprehensive multivitamin covering basic nutritional needs. Its value for money is high, though it uses standard, less bioavailable forms of some key minerals and synthetic B vitamins which may not suit everyone.
Quantity: 130 Tablet(s)Servings size: 1 Tablet(s) (130 servings)
Selected goals:
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Skin Health
Stress Relief
Energy
Bone Health
Heart Health
leaderboard Score 70.0
An extremely affordable and comprehensive multivitamin covering basic nutritional needs. Its value for money is high, though it uses standard, less bioavailable forms of some key minerals and synthetic B vitamins which may not suit everyone.
insights Analysis
The Swanson Multi with Iron Century Formula serves as a very economical and comprehensive daily multivitamin, containing a broad spectrum of essential vitamins and minerals. Its primary strength lies in its exceptional affordability and the inclusion of a wide range of micronutrients crucial for overall bodily functions. However, the product utilizes some ingredient forms that are known to have lower bioavailability or may cause mild digestive discomfort for some users, such as Magnesium Oxide, Calcium Carbonate, and Ferrous Fumarate. Additionally, the use of synthetic forms like Cyanocobalamin (Vitamin B12) and likely Folic Acid (Folate) might not be ideal for individuals seeking activated forms due to genetic variations or preference for natural sources. Despite these points, for its price, it delivers a foundational level of nutritional support.
- Exceptionally low price per serving, making it very budget-friendly.
- Provides a broad spectrum of essential vitamins and minerals, covering basic daily needs.
- Convenient once-daily tablet form for easy use.
- Contains a significant dose of iron, beneficial for individuals prone to iron deficiency.
- Uses less bioavailable forms of several key minerals like Magnesium Oxide, Calcium Carbonate, and Zinc Sulfate.
- Iron in the form of Ferrous Fumarate can cause digestive side effects such as constipation or stomach upset in sensitive individuals.
- Contains synthetic forms of Vitamin B12 (Cyanocobalamin) and Folate (likely Folic Acid), which are not optimally utilized by all individuals, especially those with MTHFR gene variations.
- Only provides Vitamin K1 (Phytonadione), lacking the additional benefits of Vitamin K2 for broader bone and cardiovascular health.
- The 27mg of iron is a high dose and may be excessive for adult men and post-menopausal women, potentially leading to iron overload if taken without a diagnosed deficiency. Consult a healthcare professional before taking if you are not iron deficient.
- Individuals with sensitive stomachs may experience gastrointestinal discomfort due to the forms of iron, magnesium, and zinc used.
- Those with MTHFR genetic variations should be aware that the B12 and Folate forms may not be as effective for them.
$6.99($0.05 per serving)
 iHerb | $ 6.99 |
bolt Effectiveness for goals
Vitamin C, or ascorbic acid, can enhance the absorption of non-heme iron when consumed together. It achieves this by increasing iron's solubility and reducing it to a more absorbable ferrous state. This interaction is beneficial for optimizing iron uptake from plant-based sources or supplements.
Yes, calcium can inhibit the absorption of both heme and non-heme iron, though the effect on non-heme iron is more significant. This is due to calcium's ability to interfere with iron transport. Some studies suggest taking them at different times, though the overall impact may vary depending on the specific doses and dietary context.
High doses of zinc can interfere with copper absorption and utilization over time. This interaction can potentially lead to copper deficiency because zinc stimulates the production of a protein in the intestines that binds to copper, preventing its absorption. Maintaining a balanced intake of both minerals is important.
Vitamin D plays a crucial role in calcium homeostasis by promoting calcium absorption in the gut. It also helps regulate calcium levels in the blood and supports bone mineralization. Without adequate Vitamin D, the body cannot effectively absorb calcium, even if calcium intake is sufficient.
Yes, B vitamins often function synergistically as a complex, playing interconnected roles in cellular metabolism. They are involved in converting food into energy, supporting nerve function, and red blood cell formation. Taking them together can support their combined efficacy in these vital processes.
schedule Dosage, timing & forms
Many multivitamins, especially those containing fat-soluble vitamins like A, D, E, and K, are best absorbed when taken with food. Taking it with a meal can also help reduce the likelihood of stomach upset, which some people may experience with iron. Morning or afternoon is generally preferred to avoid potential stimulation from B vitamins interfering with sleep.
Vitamin C (ascorbic acid) significantly enhances the absorption of non-heme iron, which is the type of iron found in plant-based foods and most supplements like ferrous fumarate. It helps convert iron into a more readily absorbable form. This is a beneficial interaction often designed into multivitamin formulas.
Yes, calcium can inhibit the absorption of non-heme iron when consumed at the same time and in significant amounts. While many multivitamins combine them, the quantities are often balanced to minimize this effect. If you have specific concerns about iron deficiency, consulting a healthcare professional is advisable.
Multivitamins typically combine various minerals, including zinc and copper, in carefully balanced ratios. While high doses of one mineral can sometimes interfere with the absorption of another, the amounts found in a standard multivitamin are usually formulated to prevent significant competition. These minerals are essential and work together in many bodily functions.
Tablets are typically designed to be swallowed whole with a sufficient amount of water. This allows for proper dissolution in the digestive tract and subsequent absorption of the nutrients. Crushing or chewing tablets may alter their intended release profile unless specifically indicated by the manufacturer.
health_and_safety Safety & interactions
Yes, calcium and magnesium can inhibit the absorption of non-heme iron when taken simultaneously in large amounts. To optimize absorption, it may be beneficial to take iron supplements at a different time than high doses of calcium or magnesium. This is a common interaction to consider with multi-mineral supplements.
Yes, vitamin C significantly enhances the absorption of non-heme iron, which is found in plant-based foods and many supplements. This is why iron is often combined with vitamin C in formulations. This beneficial interaction helps the body utilize iron more effectively.
Vitamin K plays a crucial role in blood clotting and can interfere with anticoagulant medications like warfarin. Individuals taking such medications should consult a healthcare professional regarding vitamin K intake. Maintaining a consistent vitamin K intake is often recommended in these cases.
Prolonged high-dose zinc supplementation can interfere with copper absorption and lead to a copper deficiency over time. Many multi-mineral supplements are formulated to provide a balanced ratio of zinc to copper to help prevent this. It's important to consider total intake from all sources.
Fat-soluble vitamins require dietary fat for optimal absorption in the body. Taking supplements containing these vitamins with a meal that includes some fat can significantly improve their bioavailability. This helps ensure the body can effectively utilize these important nutrients.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Vitamin A | 1500 mcg RAE |
Vitamin C | 90 mg |
Vitamin D | 10 mcg |
Vitamin E | 20 mg |
Vitamin K | 25 mcg |
Thiamine | 2.3 mg |
Riboflavin | 2.6 mg |
Niacin | 20 mg NE |
Vitamin B6 | 3 mg |
Folate | 667 mcg DFE |
Vitamin B12 | 9 mcg |
Biotin | 25 mcg |
Pantothenic Acid | 10 mg |
Calcium | 162 mg |
Iron | 27 mg |
Iodine | 150 mcg |
Magnesium | 100 mg |
Zinc | 15 mg |
Selenium | 25 mcg |
Copper | 2 mg |
Manganese | 5 mg |
Chromium | 25 mcg |
Molybdenum | 25 mcg |
Potassium | 60 mg |
Categories
Iodine 80.0
The formula contains 150mcg of Iodine from Potassium Iodide, precisely meeting the Recommended Daily Allowance (RDA) for adults. Potassium Iodide is a well-absorbed form, making this a very good contribution to supporting healthy thyroid function.
Vitamin B5 75.0
It contains 10mg of Pantothenic Acid (Vitamin B5) in the D-Calcium Pantothenate form, which is a common and well-utilized form of this vitamin. This dosage adequately meets and slightly exceeds the recommended daily intake, contributing effectively to energy metabolism and adrenal function.
Copper 75.0
With 2mg of Copper from Copper Gluconate, the product provides an appropriate daily dose. This is a generally well-absorbed form of copper, and its inclusion helps maintain a healthy balance with zinc, as these minerals can compete for absorption.
Goals
General Health 70.0
This multivitamin is a solid choice for general health due to its broad spectrum of vitamins and minerals, fulfilling basic daily requirements. Its low cost makes it highly accessible for widespread use to prevent common nutrient deficiencies and support overall bodily functions.
Skin Health 65.0
With Vitamins A, C, E, Biotin, and Zinc included, the product provides a good foundation for skin health, supporting collagen production, antioxidant protection, and skin integrity. While effective for general maintenance, it lacks specialized ingredients or higher doses found in dedicated dermatological supplements.
Energy 65.0
The comprehensive profile of B vitamins and the inclusion of iron are highly beneficial for energy production, as these nutrients are crucial cofactors in metabolic pathways and oxygen transport. For individuals with deficiencies in these areas, this product can significantly contribute to improved energy levels.