10 Best Vitamin D Supplements 2024 in the US

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High Vitamin D3 dosage: Contains 10,000 IUs of Vitamin D3, double most brands.

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Unique ingredient blend: Includes Vitamin B6, Zinc, Magnesium, MCT, and OxBile.

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GMP certified manufacturing: Produced in USA facilities with strict quality control.

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Proprietary blends: Developed from extensive research by Dr. Berg.

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30-day satisfaction guarantee: Full refund available if not satisfied within 30 days.

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Supports Health: Promotes healthy teeth, bones, muscles, and immune function.

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Optimal Absorption: Vitamin D3 is more potent and better absorbed than D2.

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No Lactose or Preservatives: Contains no lactose and no preservatives.

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Free From Allergens: Free from gluten, eggs, nuts, dairy, soy, fish, shellfish.

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Trusted Brand: Chosen by champions, trusted by 100+ pro teams and Mayo Clinic.

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Comprehensive Health Support: Supports immune, muscle, teeth, and bone health.

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Long-lasting Supply: 250 softgels provide a 250-day supply.

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Preferred Vitamin D Form: Contains 50 mcg of Vitamin D3 for better absorption.

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High-Quality Ingredients: No color added and no artificial flavors.

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Pharmacist Recommended: #1 Pharmacist Recommended Vitamin & Supplement Brand.

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Unique Vitamin Blend: Includes D3, K2, Vitamin E, Zinc, Calcium, Potassium, MCT & Coconut Oil.

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Natural Flavor: Delicious natural vanilla mint flavor.

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GMP Certified Manufacturing: Produced in USA facilities with strict quality control.

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High-Quality Ingredients: Sourced globally for superior quality and effectiveness.

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30-Day Satisfaction Guarantee: Full refund if not satisfied within 30 days of purchase.

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High Potency: 2000IU Vitamin D3 per softgel for immune health.

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Bone Health: Essential for calcium absorption and strong bones.

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Year-Round Support: Replicates benefits of natural sunshine all year.

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Purity and Safety: Non-GMO, gluten-free, sugar-free, no artificial colors.

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Trusted Brand: 50 years of quality and scientific research.

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High Dose Vitamin D3: 5000 IU per softgel for higher Vitamin D needs.

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Comprehensive Health Support: Supports immune, bone, teeth, and muscle health.

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180-Day Supply: Contains 180 softgels for a long-lasting supply.

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Quality Ingredients: Gluten-free, no color added, no artificial flavors.

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USP Verified: Verified by United States Pharmacopeia for quality.

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Supports Health: Promotes healthy teeth, bones, muscles, and immune function.

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Optimal Absorption: Vitamin D3 is more potent and better absorbed than D2.

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NSF Certified: Certified for Sport, supporting high-performance nutrition.

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Allergen-Free: Free from gluten, eggs, nuts, dairy, soy, fish, and shellfish.

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Trusted Brand: Chosen by champions and trusted by 100+ pro teams.

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Bone and teeth health support: Supports bone and teeth health with Vitamin D3.

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Immune and muscle health support: Provides immune and muscle health support.

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Improves calcium absorption: Enhances calcium absorption with 25mcg of Vitamin D3.

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High-quality ingredients: No color added and no artificial flavors.

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#1 Pharmacist Recommended Brand: Top recommended Vitamin & Supplement Brand.

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Bone & Muscle Health: Supports bone, muscle, cardiovascular, and immune health.

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Promotes Calcium Absorption: Vitamin D aids calcium absorption; K2 directs it to bones.

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Combo Effect: Convenient liquid supplement of vitamins D3 and K2.

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Self-Dispensing Top: Ensures accurate, individualized dosing with metered drops.

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Trusted Brand: Endorsed by health professionals and U.S. Olympic teams.

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Highly-absorbable liquid softgel: Ensures efficient vitamin D-3 absorption.

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Supports immune and bone health: Essential for immune function and bone density.

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Free from common allergens: Corn, dairy, egg, gluten, and soy free.

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GMP Quality Assured: NPA A-rated GMP certification for quality.

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Family owned since 1968: Packaged in the USA by a family business.