| Description: | Vitamin D (ug) supplements only - Prospective Day 4 - at age 60-64 years |
| Category: | Diet diaries ⏵ Vitamin and minerals |
| Participants | 1,780 | Value Type | Continuous, micrograms | Sexed | Both sexes | Debut | Jan 2026 | |||
| Item count | 1,780 | Item Type | Data | Instances | Defined (1) | Version | N/A | |||
| Stability | Complete | Strata | Primary | Array | No | Cost Tier | dX oX sX |
