Designed to support bone and immune health with a high-potency dose of vitamin D-3. It's also noted for promoting healthy teeth and muscle health. NOW

Offers a potent 50,000 IU (1,250 µg) of cholecalciferol per softgel, representing 6,250% of the Daily Value. NOW

Produced in the U.S. using globally sourced ingredients; made in a GMP-certified facility. NOW FoodsiHerbVitacostVogue

Label highlights: Non-GMO, Halal, Gluten-free, Corn-free, Dairy-free, Soy-free, and formulated with no common allergens. NOW

According to Vogue, NOW conducts over 31,000 quality tests per month and holds ISO/IEC lab accreditation and Intertek GMP certification. Vogue

Active Ingredient: Vitamin D-3 (Cholecalciferol) from lanolin.

Other Ingredients: Organic extra virgin olive oil, safflower oil, and a bovine gelatin softgel (BSE-free) with glycerin and water.

Suggested Use: Take 1 softgel weekly, with a fat-containing meal, unless otherwise directed by your physician.

Important: This high-dose formula is not intended for daily use and should be taken under medical supervision with regular monitoring of vitamin D and calcium levels.

Warnings: Consult your healthcare provider if pregnant, nursing, taking medications (e.g., cardiac glycosides, atorvastatin, thiazide diuretics), or if you have conditions like hypercalcemia/hyperparathyroidism. Watch for symptoms such as excessive thirst, urination, GI discomfort, weakness, or palpitations. Keep out of reach of children.

Storage Store in a cool, dry place after opening.

As Vogue’s guide on vitamin D supplementation emphasizes, vitamin D3 in softgel form (with oil base) is especially well-absorbed, and high-dose supplementation should always follow medical guidance. Vogue