What the official page says
The manufacturer presents this product as a vitamin D3 softgel formula. The research focus here is the stated dose, form and label language, not a promise of an individual health outcome.
What to verify next
Vitamin D guidance varies with age, diet, sun exposure and health status. Compare the product label with current public-health guidance before making a decision.
How the formula may work
Vitamin D3 is converted through liver and kidney pathways into active metabolites that bind the vitamin-D receptor and regulate genes involved in calcium/phosphate balance. The dose is high enough that blood-level and total-intake context matters.
Active ingredients
Ingredient names and amounts follow the official source where disclosed. Missing values are not inferred.
Other ingredients / excipients
- 125 mcg / 5,000 IU
- 60 softgels
- Item 01713
Primary health-goal users
- Adults evaluating vitamin-D intake with a clinician or current blood test
- People whose diet, sun exposure or medical context may make vitamin-D status worth checking
- Readers comparing a single nutrient with a multivitamin that already contains vitamin D
Potential benefits and evidence framing
- Supports normal calcium and bone metabolism
- Contributes to normal immune and muscle function
- The manufacturer positions it for bone, immune and whole-body health; this is not a promise to treat a condition
Possible adverse effects
- Excess vitamin D can raise blood calcium and may cause nausea, vomiting, constipation, weakness, thirst or frequent urination
- Long-term excess can increase kidney and cardiovascular risk through hypercalcaemia
- Possible sensitivity to gelatin or other excipients should be checked on the label
Contraindications and precautions
- The official page cautions against use in people with high blood calcium and asks users above 2,000 IU/day to monitor 25-hydroxy vitamin D
- Do not exceed 10,000 IU/day unless a doctor recommends it
- Review kidney disease/stones, hyperparathyroidism, sarcoidosis, thiazide diuretics, digoxin, pregnancy and lactation with a clinician
Questions to keep visible
High-dose nutrients may not be appropriate for everyone. Follow the current label and ask a healthcare professional if you have a condition or take medicines.
Evidence and source trail
- Life Extension — Vitamin D3 product page Source type: Official product page · Source language: English · Last checked: 2026-08-04
- NIH ODS — Vitamin D Source type: Independent public-health reference · Source language: English · Last checked: 2026-08-04