Ultra-Cal Night With Vitamin K
Product Analysis
Transparency Excellent
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Total Carbohydrates | 2 g | 1% |
| Vitamin C (as Ascorbic Acid, Calcium Ascorbate, Manganese Ascorbate) | 144 mg | 240% |
| Vitamin D3 (as Cholecalciferol) | 100 IU | 25% |
| Vitamin K-1 | 500 mcg | 625% |
| Vitamin B6 (as Pyridoxine Hydrochloride) | 10 mg | 500% |
| Folate (as Folic Acid) | 100 mcg | 25% |
| Calcium (as Calcium Ascorbate, Calcium Carbonate, Calcium Citrate, Calcium Ethanolamine Phosphate, Calcium Fumarate, Calcium Malate) | 300 mg | 30% |
| Magnesium (as Magnesium Citrate, Magnesium Fumarate, Magnesium Malate, Magnesium Oxide) | 300 mg | 75% |
| Zinc (as Zinc Chelate) | 4 mg | 27% |
| Copper (as Copper Sebacate) | 500 mcg | 25% |
| Manganese (as Manganese Ascorbate) | 4 mg | 200% |
| SoyLife non-GMO Isoflavone Complex | 414 mg | † |
| L-Lysine (as L-Lysine Hydrochloride) | 30 mg | † |
| Silica (as Horsetail aerial parts extract) | 4 mg | † |
| Boron (as Boron Amino Acid Chelate) | 1.5 mg | † |
Bioavailability Good
Absorption Rating
- Total Carbohydrates Fair
- Vitamin C (as Ascorbic Acid, Calcium Ascorbate, Manganese Ascorbate) Good
- Vitamin D3 (as Cholecalciferol) Good
- Vitamin K-1 Good
- Vitamin B6 (as Pyridoxine Hydrochloride) Fair
- Folate (as Folic Acid) Fair
- Calcium (as Calcium Ascorbate, Calcium Carbonate, Calcium Citrate, Calcium Ethanolamine Phosphate, Calcium Fumarate, Calcium Malate) Fair
- Magnesium (as Magnesium Citrate, Magnesium Fumarate, Magnesium Malate, Magnesium Oxide) Good
- Zinc (as Zinc Chelate) Fair
- Copper (as Copper Sebacate) Fair
- Manganese (as Manganese Ascorbate) Good
- L-Lysine (as L-Lysine Hydrochloride) Good
- Silica (as Horsetail aerial parts extract) Fair
- Boron (as Boron Amino Acid Chelate) Fair
Other Ingredients Excellent
Fillers & Additives
- Stearic Acid
- Modified Cellulose Gum
- Acacia Gum
- Sorbitol
- Silica
- Magnesium Stearate
Efficacy Fair
Dosage Analysis
- Vitamin C (as Ascorbic Acid, Calcium Ascorbate, Manganese Ascorbate) 144 mg Effective
- Vitamin D3 (as Cholecalciferol) 100 IU Under-dosed
- Vitamin K-1 500 mcg Effective
- Vitamin B6 (as Pyridoxine Hydrochloride) 10 mg Effective
- Folate (as Folic Acid) 100 mcg Under-dosed
- Calcium (as Calcium Ascorbate, Calcium Carbonate, Calcium Citrate, Calcium Ethanolamine Phosphate, Calcium Fumarate, Calcium Malate) 300 mg Under-dosed
- Magnesium (as Magnesium Citrate, Magnesium Fumarate, Magnesium Malate, Magnesium Oxide) 300 mg Effective
- Zinc (as Zinc Chelate) 4 mg Under-dosed
- Copper (as Copper Sebacate) 500 mcg Effective
- Manganese (as Manganese Ascorbate) 4 mg Effective
- L-Lysine (as L-Lysine Hydrochloride) 30 mg Under-dosed
- Boron (as Boron Amino Acid Chelate) 1.5 mg Under-dosed
Supplement Facts
| Ingredient | Amount | % Daily Value |
|---|---|---|
| Calories | 10 kcal | |
| Total Carbohydrates | 2 g | 1% |
| Vitamin C (as Ascorbic Acid, Calcium Ascorbate, Manganese Ascorbate) | 144 mg | 240% |
| Vitamin D3 (as Cholecalciferol) | 100 IU | 25% |
| Vitamin K-1 | 500 mcg | 625% |
| Vitamin B6 (as Pyridoxine Hydrochloride) | 10 mg | 500% |
| Folate (as Folic Acid) | 100 mcg | 25% |
| Calcium (as Calcium Ascorbate, Calcium Carbonate, Calcium Citrate, Calcium Ethanolamine Phosphate, Calcium Fumarate, Calcium Malate) | 300 mg | 30% |
| Magnesium (as Magnesium Citrate, Magnesium Fumarate, Magnesium Malate, Magnesium Oxide) | 300 mg | 75% |
| Zinc (as Zinc Chelate) | 4 mg | 27% |
| Copper (as Copper Sebacate) | 500 mcg | 25% |
| Manganese (as Manganese Ascorbate) | 4 mg | 200% |
| Sodium | 5 mg | 1% |
| SoyLife non-GMO Isoflavone Complex | 414 mg | † |
| L-Lysine (as L-Lysine Hydrochloride) | 30 mg | † |
| Silica (as Horsetail aerial parts extract) | 4 mg | † |
| Boron (as Boron Amino Acid Chelate) | 1.5 mg | † |
Other Ingredients
Stearic Acid Safe
Modified Cellulose Gum Generally_safe
Acacia Gum Safe
Sorbitol Safe
Silica Safe
Magnesium Stearate Safe
Price Comparison
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Is Source Naturals Ultra-Cal Night With Vitamin K a good supplement?
Source Naturals Ultra-Cal Night With Vitamin K received a product quality score of 80/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 17 active ingredients with 30 servings per container. Of the 6 inactive ingredients, 5 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 Ultra-Cal Night With Vitamin K?
Source Naturals Ultra-Cal Night With Vitamin K contains 17 active ingredients: Calories (10 kcal), Total Carbohydrates (2 g), Vitamin C (as Ascorbic Acid, Calcium Ascorbate, Manganese Ascorbate) (144 mg), Vitamin D3 (as Cholecalciferol) (100 IU), Vitamin K-1 (500 mcg), Vitamin B6 (as Pyridoxine Hydrochloride) (10 mg), and 11 more. Notable high-dose ingredients include Vitamin C at 240% DV, Vitamin K-1 at 625% DV, Vitamin B6 at 500% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.
Is Source Naturals Ultra-Cal Night With Vitamin K safe to take?
Source Naturals Ultra-Cal Night With Vitamin K 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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