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EpiCor 500 mg

Source Naturals Wellness
4.7
★ ★ ★ ★ ★
(533 ratings)
Vitamin D 2000 IU
Saccharomyces cerevisiae 500 mg
Product Image
Score91

A specialized immune support blend featuring D3 and EpiCor in a convenient capsule.

How scoring works
Quantity:120 Capsule(s) • (120 servings)
Goals:
General Health
Immunity
Anti-Inflammatory Support
Anti-Aging
Testosterone Support
Energy

Score 91

A specialized immune support blend featuring D3 and EpiCor in a convenient capsule.

How scoring works
$39.49($0.32 per serving)
iHerb
$ 49.31
Vitacost
$ 49.31
Amazon
$ 39.49
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Analysis

Source Naturals has created a blend that pairs a solid dose of Vitamin D3 with 500mg of EpiCor. While Vitamin D supports long-term immune regulation, EpiCor is often used for daily immune surveillance, making this a comprehensive option for wellness.

Since it's in a dry capsule, the Vitamin D won't be as easily absorbed as it would be in an oil softgel unless you eat some fat with it. It's a practical choice for those who want both Vitamin D and specialized immune support in one pill.

Pros

  • Combines D3 with clinically studied EpiCor
  • Solid 2000 IU dose for maintenance
  • Supports multiple immune pathways
  • Good serving size (120 count)

Cons

  • Dry capsule format lacks absorption-aiding fats
  • Pricier than standalone Vitamin D3
  • EpiCor may not be necessary for everyone

Warnings

  • Always take with a meal that contains fat
  • Store in a cool, dry place to maintain yeast fermentate quality

Nutrient quality

92 Highest impact

Nutrient quality is supported by bioavailable cholecalciferol and the inclusion of specialized yeast fermentate. The 2,000 IU dose is meaningsfully sized for maintenance but dry capsules are less ideal than oils.

Ingredient transparency

97 Highest impact

Transparency is high with all active amounts and concentrations clearly listed on the label. Instructions for use and non-active ingredients are easy to evaluate and understand.

Customer satisfaction

90 Highest impact

Customer feedback is positive, reflecting satisfaction with the product's immune-supporting properties. The review count provides a reliable basis for trusting the reported user experience.

Value for money

81 Highest impact

The price per serving is higher than basic D3 supplements due to the inclusion of specialized ingredients. While expensive, the value is justified for those seeking the unique benefits of yeast fermentate.

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Goals

General Health
Impact
Highest effect
A+ Goal FitA Strength of SupportB+ CoverageA Formula Quality

Vitamin D3 and yeast fermentate appear well aligned with foundational immune readiness and systemic health.

A daily dose of 2000 IU supports optimal bone density and maintains long-term wellness.

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Immunity
Impact
Highest effect
A Goal FitA- Strength of SupportC+ CoverageA+ Formula Quality

Cholecalciferol and dried yeast fermentate are combined to support both systemic immune regulation and rapid response mechanisms.

A 2,000 IU dose of Vitamin D3 provides a solid foundation for the daily maintenance of immune vigilance.

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Anti-Inflammatory Support
Impact
Highest effect
A- Goal FitB- Strength of SupportB- CoverageA Formula Quality

Vitamin D3 and yeast fermentate combine to provide immunomodulatory support and reduce systemic inflammatory signals. The 2,000 IU of D3 is well-aligned with therapeutic maintenance targets for supporting a balanced immune response.

While yeast fermentate offers a unique mechanism for supporting respiratory and immune health, the dry capsule format lacks the lipid base required for optimal D3 absorption. This formulation is better used as an immune-modulating baseline than as a potent single-nutrient supplement.

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Anti-Aging
Impact
High effect
B Goal FitB Strength of SupportB- CoverageA Formula Quality

Inclusion of 2,000 IU of Vitamin D3 alongside specialized yeast fermentate provides foundational support for immune health and systemic resilience. This combination may contribute to maintaining structural integrity and healthy inflammaging status as biological markers of aging.

Therapeutic dose of Vitamin D appears well-aligned with maintenance goals for sustaining bone density and vitality. Reliance on a dry capsule format lacks a lipid carrier, requiring consumption with a fat-containing meal for optimal absorption of the fat-soluble active.

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Testosterone Support
Impact
High effect
A- Goal FitB+ Strength of SupportD+ CoverageA- Formula Quality

Vitamin D3 is provided here alongside dried yeast fermentate to support foundational pro-hormone status and immune health. Appropriate vitamin D levels are essential for the production of hormones and overall endocrine function.

A dose of 2000 IU is well-aligned with daily maintenance goals for healthy testosterone markers. Dry capsule delivery lacks a built-in lipid source, which may slightly reduce the absorption efficiency of the fat-soluble vitamin D.

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Energy
Impact
High effect
B- Goal FitA- Strength of SupportD CoverageB- Formula Quality

This formula combines a 2,000 IU dose of Vitamin D3 with EpiCor yeast fermentate. While primarily designed for immune health, Vitamin D3 plays a critical role in mitochondrial oxidative capacity and the prevention of systemic fatigue.

Cholecalciferol is the preferred form for raising serum vitamin levels to support metabolic health. This combination addresses foundational wellness and metabolic fuel, which are both necessary for maintaining physical vitality.

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Ingredients

IngredientAmount per serving
Vitamin D3 (Cholecalciferol)
 2000 IU
EpiCor dried Yeast Fermentate (Saccharomyces cerevisiae)
 500 mg
Adults 18–50 Dairy Free Sugar Free
Report overview
Vitamin D (Cholecalciferol) · 2000 IU OverallScore65
B- Active Ingredient Quality & BioavailabilityB- Dose, Safety & Label TransparencyF Value
This formula combines a maintenance dose of Vitamin D3 with EpiCor for immune support. The dry capsule format is less bioavailable than oil-based alternatives, necessitating consumption with a meal.
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