Source Naturals Ultra-Cal Night supplement bottle
Source Naturals

Ultra-Cal Night

What We Researched
16 active ingredients analyzed · 6 inactive ingredients decoded · 1 brand certification checked · 1 retailer compared · Last updated: Mar 2026
78
Product Score Fair
66
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% 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 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 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 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 5 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 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

Inactive ingredients used in manufacturing. All rated for safety.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Modified Cellulose Gum Generally_safe

It is used to improve the texture and stability of products.

Acacia Gum Safe

Binds tablet ingredients together. Also a source of soluble fiber.

Sorbitol Safe

Provides sweetness and helps retain moisture in chewables.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Price Comparison

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Source Naturals

Founded 1982 · Scotts Valley, CA, USA · 837 products · sourcenaturals.com/

Certifications

1 certification
Fda Gmp Inspections Verified Source

Transparency

2 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source
Related Supplements
Frequently Asked Questions
Is Source Naturals Ultra-Cal Night a good supplement?

Source Naturals Ultra-Cal Night received a product quality score of 78/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 16 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?

Source Naturals Ultra-Cal Night contains 16 active ingredients: Calories (5 kcal), Total Carbohydrates (2 g), Vitamin C (as Ascorbic Acid, Calcium Ascorbate, Manganese Ascorbate) (144 mg), Vitamin D3 (as Cholecalciferol) (100 IU), Vitamin B6 (as Pyridoxine Hydrochloride) (10 mg), Folate (as Folic Acid) (100 mcg), and 10 more. Notable high-dose ingredients include Vitamin C at 240% 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 safe to take?

Source Naturals Ultra-Cal Night 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.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.