Mega-One™, High Potency Multi-Vitamin With Minerals, 180 Tablets
Product Analysis
Transparency Excellent
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Vitamin A (as palmitate 2,100 mcg & beta-carotene 1,500 mcg) | 3,600 mcg | 400% |
| Vitamin C (from calcium & zinc ascorbates and manganese ascorbic acid complex) | 250 mg | 278% |
| Vitamin D-3 (as cholecalciferol) | 10 mcg | 50% |
| Vitamin E (as D-alpha tocopheryl succinate) | 67 mg | 447% |
| Thiamin (vitamin B-1) | 85 mg | 7,083% |
| Riboflavin (vitamin B-2) | 85 mg | 6,538% |
| Niacin (as niacinamide) | 85 mg | 531% |
| Vitamin B-6 (as pyridoxine HCl) | 85 mg | 5,000% |
| Folate (as folic acid) (420 mcg folic acid) | 714 mcg DFE | 178% |
| Vitamin B-12 (as cyanocobalamin) | 90 mcg | 3,750% |
| Biotin | 90 mcg | 300% |
| Pantothenic Acid (as calcium D-pantothenate) | 85 mg | 1,700% |
| Choline (as choline bitartrate) | 33 mg | 6% |
| Calcium (as ascorbate, d-pantothenate, & carbonate) | 49 mg | 4% |
| Iron (as iron fumarate) | 11 mg | 61% |
| Iodine (as potassium iodide) | 150 mcg | 100% |
| Magnesium (as magnesium oxide & citrate) | 20 mg | 5% |
| Zinc (as zinc ascorbate) | 15 mg | 136% |
| Selenium (as L-selenomethionine & sodium selenite) | 50 mcg | 90% |
| Copper (as copper citrate) | 1 mg | 111% |
| Manganese (as manganese ascorbic acid complex) | 6 mg | 260% |
| Chromium (as amino acid chelate) | 100 mcg | 286% |
| Molybdenum (as molybdenum amino acid complex) | 100 mcg | 222% |
| Potassium (as potassium citrate) | 10 mg | <1% |
| Choline Bitartrate | 85 mg | † |
| PABA (para-aminobenzoic acid) | 85 mg | † |
| Inositol | 85 mg | † |
| Citrus Bioflavonoid Complex | 25 mg | † |
| Rutin | 21 mg | † |
| Hesperidin | 5 mg | † |
| Boron (as boron amino acid chelate) | 1 mg | † |
Bioavailability Very Good
Absorption Rating
- Vitamin A (as palmitate 2,100 mcg & beta-carotene 1,500 mcg) Fair
- Vitamin C (from calcium & zinc ascorbates and manganese ascorbic acid complex) Good
- Vitamin D-3 (as cholecalciferol) Good
- Vitamin E (as D-alpha tocopheryl succinate) Good
- Thiamin (vitamin B-1) Good
- Riboflavin (vitamin B-2) Good
- Niacin (as niacinamide) Good
- Vitamin B-6 (as pyridoxine HCl) Fair
- Folate (as folic acid) (420 mcg folic acid) Fair
- Vitamin B-12 (as cyanocobalamin) Fair
- Biotin Good
- Pantothenic Acid (as calcium D-pantothenate) Good
- Choline (as choline bitartrate) Poor
- Calcium (as ascorbate, d-pantothenate, & carbonate) Good
- Iron (as iron fumarate) Fair
- Iodine (as potassium iodide) Good
- Magnesium (as magnesium oxide & citrate) Poor
- Zinc (as zinc ascorbate) Fair
- Selenium (as L-selenomethionine & sodium selenite) Good
- Copper (as copper citrate) Good
- Manganese (as manganese ascorbic acid complex) Good
- Chromium (as amino acid chelate) Good
- Molybdenum (as molybdenum amino acid complex) Good
- Potassium (as potassium citrate) Good
- Choline Bitartrate Poor
- PABA (para-aminobenzoic acid) Good
- Inositol Good
- Rutin Fair
- Hesperidin Good
- Boron (as boron amino acid chelate) Fair
Other Ingredients Excellent
Fillers & Additives
- Stearic Acid
- Hydroxypropyl Cellulose
- Modified Cellulose Gum
- Silica
- Magnesium Stearate
Efficacy Good
Dosage Analysis
- Vitamin A (as palmitate 2,100 mcg & beta-carotene 1,500 mcg) 3,600 mcg High
- Vitamin C (from calcium & zinc ascorbates and manganese ascorbic acid complex) 250 mg Effective
- Vitamin D-3 (as cholecalciferol) 10 mcg Under-dosed
- Vitamin E (as D-alpha tocopheryl succinate) 67 mg Effective
- Thiamin (vitamin B-1) 85 mg Effective
- Riboflavin (vitamin B-2) 85 mg Effective
- Niacin (as niacinamide) 85 mg High
- Vitamin B-6 (as pyridoxine HCl) 85 mg Effective
- Folate (as folic acid) (420 mcg folic acid) 714 mcg DFE Effective
- Vitamin B-12 (as cyanocobalamin) 90 mcg Effective
- Biotin 90 mcg Effective
- Pantothenic Acid (as calcium D-pantothenate) 85 mg Effective
- Choline (as choline bitartrate) 33 mg Under-dosed
- Calcium (as ascorbate, d-pantothenate, & carbonate) 49 mg Under-dosed
- Iron (as iron fumarate) 11 mg Effective
- Iodine (as potassium iodide) 150 mcg Effective
- Magnesium (as magnesium oxide & citrate) 20 mg Under-dosed
- Zinc (as zinc ascorbate) 15 mg Effective
- Selenium (as L-selenomethionine & sodium selenite) 50 mcg Effective
- Copper (as copper citrate) 1 mg Effective
- Manganese (as manganese ascorbic acid complex) 6 mg High
- Chromium (as amino acid chelate) 100 mcg Effective
- Molybdenum (as molybdenum amino acid complex) 100 mcg Effective
- Potassium (as potassium citrate) 10 mg Under-dosed
- Choline Bitartrate 85 mg Under-dosed
- PABA (para-aminobenzoic acid) 85 mg Under-dosed
- Inositol 85 mg Under-dosed
- Rutin 21 mg Under-dosed
- Hesperidin 5 mg Under-dosed
- Boron (as boron amino acid chelate) 1 mg Under-dosed
Supplement Facts
| Ingredient | Amount | % Daily Value |
|---|---|---|
| Total Carbohydrate | 0.5 g | <1%* |
| Vitamin A (as palmitate 2,100 mcg & beta-carotene 1,500 mcg) | 3,600 mcg | 400% |
| Vitamin C (from calcium & zinc ascorbates and manganese ascorbic acid complex) | 250 mg | 278% |
| Vitamin D-3 (as cholecalciferol) | 10 mcg | 50% |
| Vitamin E (as D-alpha tocopheryl succinate) | 67 mg | 447% |
| Thiamin (vitamin B-1) | 85 mg | 7,083% |
| Riboflavin (vitamin B-2) | 85 mg | 6,538% |
| Niacin (as niacinamide) | 85 mg | 531% |
| Vitamin B-6 (as pyridoxine HCl) | 85 mg | 5,000% |
| Folate (as folic acid) (420 mcg folic acid) | 714 mcg DFE | 178% |
| Vitamin B-12 (as cyanocobalamin) | 90 mcg | 3,750% |
| Biotin | 90 mcg | 300% |
| Pantothenic Acid (as calcium D-pantothenate) | 85 mg | 1,700% |
| Choline (as choline bitartrate) | 33 mg | 6% |
| Calcium (as ascorbate, d-pantothenate, & carbonate) | 49 mg | 4% |
| Iron (as iron fumarate) | 11 mg | 61% |
| Iodine (as potassium iodide) | 150 mcg | 100% |
| Magnesium (as magnesium oxide & citrate) | 20 mg | 5% |
| Zinc (as zinc ascorbate) | 15 mg | 136% |
| Selenium (as L-selenomethionine & sodium selenite) | 50 mcg | 90% |
| Copper (as copper citrate) | 1 mg | 111% |
| Manganese (as manganese ascorbic acid complex) | 6 mg | 260% |
| Chromium (as amino acid chelate) | 100 mcg | 286% |
| Molybdenum (as molybdenum amino acid complex) | 100 mcg | 222% |
| Potassium (as potassium citrate) | 10 mg | <1% |
| Choline Bitartrate | 85 mg | † |
| PABA (para-aminobenzoic acid) | 85 mg | † |
| Inositol | 85 mg | † |
| Citrus Bioflavonoid Complex | 25 mg | † |
| Rutin | 21 mg | † |
| Hesperidin | 5 mg | † |
| Boron (as boron amino acid chelate) | 1 mg | † |
Other Ingredients
Price Comparison
Price History
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Is Source Naturals Mega-One™, High Potency Multi-Vitamin With Minerals a good supplement?
Source Naturals Mega-One™, High Potency Multi-Vitamin With Minerals, 180 Tablets received a product quality score of 84/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 32 active ingredients Of the 5 inactive ingredients, 4 are rated safe and 0 are flagged for review. The manufacturer, Source Naturals, holds a brand trust score of 66/100 with 1 verified certifications including Fda Gmp Inspections.
What are the ingredients in Source Naturals Mega-One™, High Potency Multi-Vitamin With Minerals?
Source Naturals Mega-One™, High Potency Multi-Vitamin With Minerals contains 32 active ingredients: Total Carbohydrate (0.5 g), Vitamin A (as palmitate 2,100 mcg & beta-carotene 1,500 mcg) (3,600 mcg), Vitamin C (from calcium & zinc ascorbates and manganese ascorbic acid complex) (250 mg), Vitamin D-3 (as cholecalciferol) (10 mcg), Vitamin E (as D-alpha tocopheryl succinate) (67 mg), Thiamin (vitamin B-1) (85 mg), and 26 more. Notable high-dose ingredients include Vitamin A at 400% DV, Vitamin C at 278% DV, Vitamin E at 447% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.
Is Source Naturals Mega-One™, High Potency Multi-Vitamin With Minerals safe to take?
Source Naturals Mega-One™, High Potency Multi-Vitamin With Minerals, 180 Tablets has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.
Is Source Naturals a trustworthy supplement brand?
Source Naturals receives a brand trust score of 66/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1982 and headquartered in Scotts Valley, CA, USA, the company offers 837 products in their lineup. They hold 1 verified certifications including Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.
How much vitamin d3 should i take daily?
The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.
What does vitamin d do?
This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.
How much vitamin d3 per day for a woman?
The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.
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