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Mega-One
Source Naturals
4.7
★ ★ ★ ★ ★
(612 ratings)
Vitamin B6 85 mg
Manganese 6 mg
Molybdenum 100 mcg
Thiamin 85 mg
Vitamin B5 85 mg
Rutin 21 mg
PABA 85 mg
Score 68.0
A high-potency B-complex and Vitamin C rich multivitamin, offering good energy and immune support, but significantly lacking in essential minerals like Calcium, Magnesium, and sufficient Vitamin D, and uses some non-optimal vitamin forms.
Quantity: 60 Tablet(s)Servings size: 1 Tablet(s) (60 servings)
Selected goals:
Other goals:
Energy
Brain Health
Mood Support
General Health
Cognitive Support
leaderboard Score 68.0
A high-potency B-complex and Vitamin C rich multivitamin, offering good energy and immune support, but significantly lacking in essential minerals like Calcium, Magnesium, and sufficient Vitamin D, and uses some non-optimal vitamin forms.
Source Naturals Mega-One is marketed as a comprehensive daily supplement targeting a vast array of health goals from general wellness to specific areas like cognitive function, immunity, and anti-aging. It stands out with its very high concentrations of B vitamins (Thiamine, Riboflavin, Niacinamide, B6, Pantothenic Acid) and Vitamin C, which are beneficial for energy metabolism and antioxidant protection. The formula also includes a good selection of trace minerals such as Zinc, Selenium, Chromium, and Molybdenum, many in chelated forms for better absorption, along with unique additions like Inositol, PABA, Choline, and Bioflavonoids that support various bodily functions including nerve health and capillary integrity. However, its mineral profile is noticeably weak in crucial areas like Calcium (80mg total) and Magnesium (40mg total), making it inadequate for primary bone health or comprehensive mineral repletion according to nutritionists. The Vitamin D3 content at 400 IU is also significantly below current public health recommendations for most adults. Furthermore, the use of Folic Acid instead of active methylfolate, and Cyanocobalamin for Vitamin B12 instead of methylcobalamin, means it doesn't offer the most bioavailable forms of these key B vitamins, which can be a concern for individuals with genetic variations affecting nutrient metabolism. Online reviews often praise its energy-boosting effects, likely due to the high B-vitamin complex, but some users may find the large tablet size inconvenient.
- Provides a very comprehensive range of B vitamins at high potencies, beneficial for energy production and nervous system health.
- Contains a robust dose of Vitamin C and Zinc, offering strong support for immune function.
- Includes beneficial adjunctive nutrients such as Choline, Inositol, PABA, and a Bioflavonoid Complex for broad health benefits.
- Utilizes some chelated mineral forms (e.g., Manganese Ascorbate, Zinc Ascorbate, Molybdenum Amino Acid Chelate) for potentially better absorption.
- Reasonable price per serving makes it an accessible option for a multivitamin.
- Offers extremely low levels of Calcium and Magnesium, falling far short of daily requirements and undermining its effectiveness for bone and overall mineral balance.
- Contains only 400 IU of Vitamin D3, which is considerably below the 1000-5000 IU or more often recommended by health professionals for optimal levels.
- Uses synthetic forms of Folate (Folic Acid) and Vitamin B12 (Cyanocobalamin), which may not be optimally utilized by all individuals, particularly those with MTHFR gene variations.
- The very high dose of Vitamin A (12,000 IU) could potentially be excessive or lead to accumulation over time, especially if other dietary sources of Vitamin A are high.
- The high quantity of Pyridoxine Hydrochloride (Vitamin B6) at 85mg daily, while generally safe, might cause neuropathy in very sensitive individuals with long-term use, though this is rare at this dose.
- Individuals prone to B6-induced neuropathy should monitor intake due to the high Pyridoxine Hydrochloride content and consider alternative forms if issues arise.
- Pregnant individuals should consult a healthcare professional regarding Vitamin A dosage, as 12000 IU can be high if combined with other dietary sources or supplements.
- Individuals with hemochromatosis or who are iron-sensitive should avoid this product due to the iron content unless advised by a doctor, as excessive iron can be harmful.
$13.59($0.22 per serving)
 Pure Formulas | $ 15.75 | |
 iHerb | $ 13.59 |
| Ingredient | Amount per serving |
|---|---|
| Total Carbohydrates | 1 Gram(s) |
| Vitamin A | 12000 IU |
| Vitamin C (Zinc Ascorbate, Manganese Ascorbate, Calcium Ascorbate) | 250 mg |
| Vitamin D3 (Cholecalciferol) | 400 IU |
| Vitamin E (Vitamin E Succinate) | 100 IU |
| Thiamine (Vitamin B1) | 85 mg |
| Riboflavin (Vitamin B2) | 85 mg |
| Niacinamide | 85 mg |
| Vitamin B6 (Pyridoxine Hydrochloride) | 85 mg |
| Folate (Folic Acid) | 420 mcg |
| Vitamin B12 (Cyanocobalamin) | 85 mcg |
| Biotin | 85 mcg |
| Pantothenic Acid (Calcium D-Pantothenate) | 85 mg |
| Calcium (Calcium Citrate, Calcium Ascorbate) | 40 mg |
| Iron (Ferrous Fumarate) | 11 mg |
| Iodine (Potassium Iodide) | 150 mcg |
| Magnesium (Magnesium Oxide, Magnesium Citrate) | 20 mg |
| Zinc (Zinc Ascorbate) | 15 mg |
| Selenium (Selenium Amino Acid Chelate) | 50 mcg |
| Copper (Copper Sebacate) | 1 mg |
| Manganese (Manganese Ascorbate) | 6 mg |
| Chromium (Chromium Amino Acid Chelate) | 100 mcg |
| Molybdenum (Molybdenum Amino Acid Chelate) | 100 mcg |
| Potassium (Potassium Citrate) | 10 mg |
| Choline Bitartrate | 85 mg |
| Para-Aminobenzoic Acid | 85 mg |
| Inositol | 85 mg |
| Bioflavonoid Complex | 25 mg |
| Rutin | 21 mg |
| Hesperidin | 5 mg |
| Boron (Boron Amino Acid Chelate) | 1 mg |
Categories
Thiamin 90.0
Providing 85mg of Thiamine (Vitamin B1) is a very high dose, far exceeding the daily recommended allowance. This can be beneficial for energy production, nervous system support, and addressing potential deficiencies, particularly for those with high metabolic demands or absorption issues. This high potency is a strength for B1 status and widely recognized for its role in energy.
Riboflavin 90.0
At 85mg, the Riboflavin (Vitamin B2) content is exceptionally high, significantly surpassing daily needs. This potency strongly supports cellular energy production, antioxidant defense, and healthy vision. This elevated dose ensures comprehensive coverage for B2-dependent metabolic pathways, and is a key factor in energy-related user reviews.
Vitamin B5 90.0
With 85mg of Pantothenic Acid (Vitamin B5), this product delivers a very high dose that is highly beneficial for energy metabolism, adrenal gland function, and stress response. This strong concentration ensures excellent support for these physiological processes, often a reason for positive user feedback regarding energy.
Goals
Metabolism Boost 80.0
Mega-One excels in providing high doses of almost all B vitamins (Thiamine, Riboflavin, Niacinamide, Pantothenic Acid, B6, B12, Biotin, Folate), which are fundamental coenzymes for energy production and macronutrient metabolism. The inclusion of Chromium and Iodine further supports metabolic functions. This comprehensive B-vitamin profile makes it highly effective for boosting overall metabolic efficiency.
Energy 80.0
Mega-One is particularly strong for energy support due to its very high concentrations of B vitamins, which are crucial for cellular energy production. These vitamins help the body efficiently convert carbohydrates, fats, and proteins into usable energy, often leading to noticeable improvements in energy levels reported in online reviews. The inclusion of iron also helps prevent iron-deficiency related fatigue.
Productivity Boost 80.0
By providing a comprehensive and high-potency array of B vitamins and essential minerals, this product significantly supports energy metabolism and cellular function, which are foundational for sustained productivity. The energy-boosting effects derived from efficient nutrient conversion contribute to improved stamina and mental alertness, indirectly enhancing overall productivity throughout the day, a common theme in user reviews.
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