Reliable-1 LABORATORIES Reliable-1 Vitamin D3 2000 IU Tablets for Bone Strength Immune and Calcium supplement bottle
Reliable-1 LABORATORIES

Reliable-1 Vitamin D3 2000 IU Tablets for Bone Strength Immune and Calcium

What We Researched
1 active ingredient analyzed · 3 inactive ingredients decoded · 1 retailer compared · Last updated: Mar 2026
100
Product Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin D3 2000.0 IU 500%
Bioavailability Excellent

Absorption Rating

  • Vitamin D3 Good
Other Ingredients Excellent

Fillers & Additives

  • Corn Oil
  • Gelatin
  • Glycerin and Purified Water
Efficacy Excellent

Dosage Analysis

  • Vitamin D3 2000.0 IU Effective

Supplement Facts

Ingredient Amount % Daily Value
Vitamin D3 2000.0 IU 500%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Corn Oil Generally_safe

It is used as a carrier oil or emollient.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Glycerin and Purified Water Safe

It is used as a solvent or carrier for other ingredients.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$13$12$11$10$9 $11.09
Target

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

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Frequently Asked Questions
Is Reliable-1 LABORATORIES Reliable-1 Vitamin D3 2000 IU Tablets for Bone Strength Immune and Calcium a good supplement?

Reliable-1 LABORATORIES Reliable-1 Vitamin D3 2000 IU Tablets for Bone Strength Immune and Calcium received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients Of the 3 inactive ingredients, 2 are rated safe and 0 are flagged for review.

What are the ingredients in Reliable-1 LABORATORIES Reliable-1 Vitamin D3 2000 IU Tablets for Bone Strength Immune and Calcium?

Reliable-1 LABORATORIES Reliable-1 Vitamin D3 2000 IU Tablets for Bone Strength Immune and Calcium contains 1 active ingredients: Vitamin D3 (2000.0 IU). Notable high-dose ingredients include Vitamin D3 at 500% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Reliable-1 LABORATORIES Reliable-1 Vitamin D3 2000 IU Tablets for Bone Strength Immune and Calcium safe to take?

Reliable-1 LABORATORIES Reliable-1 Vitamin D3 2000 IU Tablets for Bone Strength Immune and Calcium 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.

What is magnesium good for?

Magnesium Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding magnesium good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

How much magnesium per day?

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 is zinc good for?

Zinc Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding zinc good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

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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.