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NOW Vitamin D3 5000 IU (120 softgels) is a high-potency dietary supplement providing cholecalciferol in a highly absorbable liquid softgel form to support bone, teeth, muscle, and immune health.

NOW Vitamin D3 1000 IU (180 softgels) is a dietary supplement providing cholecalciferol in a highly absorbable liquid softgel form. It supports strong bones, dental health, muscle function, and a healthy immune system for individuals with limited sun exposure.

Nature's Truth Vitamin D3 5000IU (125mcg) is a high-potency dietary supplement formulated to support healthy bones, teeth, muscles, and immune function. Each quick-release softgel delivers 5,000IU (125mcg) of Vitamin D3 (Cholecalciferol), the body's preferred form of vitamin D. Vitamin D3 helps improve the absorption and utilization of calcium and phosphorus, contributing to the maintenance of normal bones, teeth, and muscle function. This convenient one-a-day formula is ideal for adults who have increased vitamin D requirements or limited sun exposure. The softgels are Non-GMO, gluten-free, and free from artificial flavours, sweeteners, and preservatives

Nature's Truth Vitamin D3 10,000IU (250mcg) is an extra-strength dietary supplement formulated to support healthy bones, teeth, muscles, and immune function. Each quick-release softgel delivers 10,000IU (250mcg) of Vitamin D3 (Cholecalciferol), the body's preferred form of vitamin D. Vitamin D3 helps improve the absorption and utilisation of calcium and phosphorus, making it essential for maintaining strong bones and normal muscle function. This high-potency formula is particularly beneficial for adults with increased vitamin D requirements or those advised by a healthcare professional to take higher-dose supplementation. The softgels are Non-GMO, gluten-free, dairy-free, and made without artificial colours, flavours, sweeteners, or preservatives.

Nature's Bounty Vitamin D3 50mcg (2000 IU) Rapid Release Softgels (150 Count) is an intermediate-strength, fat-soluble dietary supplement formulated to elevate and maintain optimal Vitamin D levels, protect bone mineral density, and support immune resilience. Key daily physiological functions include:
Skeletal Mineralization: Optimizes the active transport and intestinal absorption of dietary calcium and phosphorus, preserving strong bone density and tooth enamel.
Immune Defense Regulation: Serves as a vital cellular modulator that helps activate and regulate white blood cells, strengthening the body’s natural immune response.
Neuromuscular Balance: Supports healthy skeletal muscle tone, strength, and steady nerve transmission to help prevent general physical weakness.

Nature's Bounty Vitamin D3 25mcg (1000 IU) Rapid Release Softgels (120 Count) is a baseline, fat-soluble dietary supplement engineered to maintain daily Vitamin D sufficiency, optimize systemic calcium absorption, and support overall immune and skeletal health.
Key daily physiological functions include:
• Calcium Balancing: Maximizes the intestinal absorption of dietary calcium and phosphorus, preserving normal bone mineral density and tooth structure.
• Daily Immune Maintenance: Acts as an essential cofactor for immune cell signaling and replication, reinforcing the body's natural baseline defenses.
• Neuromuscular Function: Supports baseline skeletal muscle contraction and nerve communication, helping to reduce general muscle weakness.

Nature's Bounty Vitamin D3 250mcg (10,000 IU) Rapid Release Softgels (72 Count) is an ultra-high-potency, fat-soluble supplement designed for short-term therapeutic use to rapidly correct severe Vitamin D deficiencies and support intensive bone, muscle, and immune health.
Key physiological roles include:
• Severe Deficiency Correction: Rapidly elevates circulating 25-hydroxyvitamin D levels back to normal ranges.
• Intensive Calcium Absorption: Facilitates the active transport of calcium across the intestinal wall to reinforce bone mineral density and tooth structure.
• Immune & Neuromuscular Support: Helps modulate immune cell replication and supports skeletal muscle strength to reduce the risk of falls or weakness.

Nature's Bounty Vitamin D3 125mcg (5000 IU) Rapid Release Softgels (150 Count) is a high-potency, fat-soluble supplement designed to rapidly correct vitamin D deficiencies, maximize bone mineral density, and support immune function . Key physiological applications include:

Calcium Transport Optimization: Essential for active intestinal absorption of calcium and phosphorus, preventing bone demineralization and supporting dental health.

Neuromuscular & Skeletal Strength: Helps maintain the structural integrity of the skeletal matrix, reducing risks of bone density loss and supporting muscle strength.

Immune Response Regulation: Acts as a key modulator of both innate and adaptive immunity, supporting the body's natural cellular defenses.

NA Vitamin D3 Mini Drops is a convenient liquid vitamin D supplement formulated to support healthy bones, teeth, muscles, and immune function. Each drop provides Vitamin D3 (Cholecalciferol), the body's preferred form of vitamin D, which helps improve the absorption and utilisation of calcium and phosphorus. The easy-to-administer liquid format makes it ideal for infants, children, and adults who prefer an alternative to tablets or capsules. The drops can be given directly into the mouth or mixed with food or drink, making daily supplementation simple and convenient.

NA Vitamin D3 5000IU (125µg) is a high-strength vegetarian supplement formulated to help support bone health, muscle function, immune system health, and calcium absorption. Each tablet provides 5,000IU (125µg) of Vitamin D3 (Cholecalciferol), the preferred form of vitamin D, which contributes to the normal absorption and utilisation of calcium and phosphorus. This high-potency formula is suitable for individuals with increased Vitamin D requirements or those who have been advised by a healthcare professional to take a higher-strength Vitamin D supplement. It is suitable for vegetarians and intended for adult use.

NA Vitamin D3 1000IU (25µg) is a high-quality vegetarian supplement formulated to support healthy bones, teeth, muscles, and immune function. Each tablet provides 1,000IU (25µg) of Vitamin D3 (Cholecalciferol), the preferred form of vitamin D, which helps improve the absorption and utilisation of calcium and phosphorus. Adequate Vitamin D levels are essential for maintaining bone strength, muscle function, and overall wellbeing. This convenient one-a-day formula is suitable for vegetarians and is ideal for individuals with limited sun exposure or those looking to maintain healthy Vitamin D levels throughout the year.

NA Super Star Vitamin D3 Oral Spray is a convenient, great-tasting orange-flavoured oral spray formulated to support healthy bones, teeth, muscles, and immune function. Each spray delivers Vitamin D3 (cholecalciferol), the body's preferred form of vitamin D, which helps improve calcium absorption and contributes to the maintenance of normal bones and teeth. The easy-to-use spray is absorbed through the soft tissues of the mouth, making it an ideal option for children and adults who have difficulty swallowing tablets or capsules. Suitable for everyday use as part of a balanced diet and healthy lifestyle.

Natural Factors (NF) SunVitamin D3 2500 IU (180 softgels) is a high-potency, bioavailable cholecalciferol supplement. It promotes optimal calcium absorption to build strong bones and teeth while supporting cardiovascular and immune system health.

NF Vitamin D3 1000 IU (typically marketed by brands like Natural Factors or Nila Pharmaceuticals) is a daily dietary supplement providing cholecalciferol, the most bioavailable form of vitamin D. It ensures adequate intake when sun exposure or diet is insufficient, supporting bone strength, calcium absorption, and immune wellness.

Jamieson Vitamin D3 1,000 IU Tablets (100 Count) is a high-quality, daily dietary supplement formulated to optimize calcium absorption, support skeletal density, and reinforce systemic immune health.

Jamieson Kids Chewable Vitamin D3 400 IU Tablets (100 Count) is a premium, delicious children's supplement specifically formulated to promote the development of healthy bones, support strong teeth, and maintain robust immune function.

Jamieson Baby-D Vitamin D3 Drops (11.7ml) is a premium, flavorless liquid supplement specifically engineered to support bone development and immune health in breastfeeding babies, infants, and toddlers

HealthAid (HA) Vitamin D3 5000 IU (30's) is a high-strength supplement containing Cholecalciferol, the most bioactive form of Vitamin D. This one-month supply is designed to rapidly elevate Vitamin D levels in individuals with a confirmed deficiency or those with very limited sun exposure.

HealthAid (HA) Vitamin D3 50,000 IU is an ultra-high-potency supplement containing Cholecalciferol, the most bioactive form of Vitamin D. This "loading dose" is specifically formulated for the rapid correction of clinical Vitamin D deficiency under strict medical supervision.

HealthAid (HA) Vitamin D3 1000IU (30's) is a high-strength supplement of Cholecalciferol, the most absorbable form of Vitamin D. This one-month supply is designed to support bone density, muscle function, and a robust immune system, especially for those with limited sun exposure.