Vitamin D (1,000 I.U.)
Daily vitamin D3 support for healthy bone, calcium, immune, and neuromuscular function.
25 mcg (1,000 IU) Vitamin D3 | 100 Tablets | Gluten-free | Non-GMO | Tablet Formula
Douglas Labs Vitamin D (1,000 I.U.) provides 25 mcg (1,000 IU) of vitamin D3 as cholecalciferol per tablet for customers who want simple daily support for healthy vitamin D intake, calcium absorption, bone health, immune function, and neuromuscular function.
Overview
Douglas Labs Vitamin D (1,000 I.U.) provides 25 mcg (1,000 IU) of vitamin D3 as cholecalciferol per tablet. It is designed for simple daily vitamin D support.
Benefits
Supports healthy vitamin D intake; supports normal calcium absorption; supports bone health; supports immune and neuromuscular function; convenient once-daily tablet.
Who It Is For
Best fit for adults who want a simple vitamin D3 supplement, customers with limited sun exposure, customers building a foundational daily routine, or customers who have been advised by a health professional to support vitamin D intake.
How to Use
Adults take 1 tablet daily or as directed by a health professional. Store in a cool, dry place and use only if the safety seal is intact.
Quality + Testing
Douglas Laboratories labels this formula gluten-free and Non-GMO. Douglas Laboratories’ manufacturer FAQ describes cGMP manufacturing practices and ISO 17025 accreditation of its in-house testing laboratories. Laboratory accreditation concerns testing competence; it is not certification of this individual product.
$9.50 — or Original price was: $9.50.$9.03Current price is: $9.03. / month
Why We Like This Product
Simple Daily D3
Each tablet provides 25 mcg (1,000 IU) of vitamin D3, making this an easy product to understand and add to a daily supplement routine.
Bone + Calcium Support
Vitamin D helps support normal calcium absorption and healthy plasma calcium levels.
Immune Function Support
Douglas Laboratories notes that vitamin D plays roles in immune function, giving this product a clear place in everyday foundational support routines.
Gluten-Free + Non-GMO
The label identifies this formula as gluten-free and Non-GMO, two simple quality cues customers often look for when choosing foundational vitamins.
Practitioner-Trusted Brand
Douglas Laboratories has a professional supplement positioning and quality-focused brand story.
Description
Vendor: Douglas Laboratories
Size: 100 Tablets
Douglas Labs Vitamin D (1,000 I.U.) is a simple daily vitamin D3 tablet designed to help customers increase their daily vitamin D intake. Each tablet provides 25 mcg (1,000 IU) of vitamin D3 as cholecalciferol in an easy once-daily serving.
Vitamin D is often called the sunshine vitamin, but Douglas Laboratories describes it as a key regulator involved in calcium and bone
metabolism. Adequate vitamin D status helps support normal calcium absorption and healthy plasma calcium levels. Vitamin D also plays roles in neuromuscular and immune function, making it a useful foundational supplement for customers building a consistent daily routine.
This product is a clean, practical option from a practitioner-trusted brand. It is labeled gluten-free and Non GMO, and the serving size is easy to understand: adults take one tablet daily or as directed by a health professional.
FAQ
Clinical / Quality / Testing
Vitamin D3 Support
Douglas Laboratories states that this product contains 1,000 IU of natural vitamin D3 per tablet and may be useful for those who wish to increase daily vitamin D intake.
Bone, Calcium + Immune Function
Douglas Laboratories describes vitamin D as important for calcium and bone metabolism, normal calcium absorption, maintenance of healthy plasma calcium levels, neuromuscular function, and immune function.
Quality + Label Standards
This product is labeled gluten-free and Non-GMO. Douglas Laboratories’ manufacturer FAQ describes cGMP manufacturing practices and ISO 17025 accreditation of its in-house testing laboratories. Laboratory accreditation concerns testing competence; it is not certification of this individual product.
Supplement Facts & Ingredients
How to Use
Daily serving
Adults take 1 tablet daily or as directed by a health professional.
Timing
Take with a meal or as part of a consistent daily routine unless otherwise directed by a health professional.
Storage
Store in a cool, dry place. Use only if safety seal is intact. Keep out of reach of children.
Warning
If pregnant, nursing, have any health condition, or taking any medication, consult your health professional before using this product.
Vitamin D is a foundational nutrient that helps support calcium absorption, bone health, neuromuscular function, and immune function. Douglas Labs Vitamin D (1,000 I.U.) keeps the routine simple with 25 mcg (1,000 IU) of vitamin D3 per tablet in a convenient 100-tablet bottle.
Get Personalized Nutrition Guidance
Not sure whether vitamin D belongs in your routine? Connect with Kingston Nutrition for guidance on your diet, lifestyle, supplement plan, and whether this daily D3 serving fits your needs.

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