Please assess the completion status of the following clinical trial:

Trial Title: Vitamin D in Pregnancy and Lactation

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: PREVENTION
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE4
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* Women between 18-42 years of age~* within 18 plus/minus 3 weeks gestation~* planning to breastfeed their infant~* a singleton pregnancy~Exclusion Criteria:~* Any co-morbid condition such pre-gestational diabetes, TB, cardiac or renal disease, HIV/AIDS, chronic hypertension, inflammatory bowel disease, autoimmune disease, liver disease, or epilepsy; conditions associated with vitamin D malabsorption: celiac disease, gastric bypass;~* History of previous adverse pregnancy outcome \[preterm delivery \<37; weeks GA, stillbirth, severe pre-eclampsia, eclampsia, HELLP syndrome (hemolytic anemia, elevated liver enzymes, and low platelet count)\];~* Women will also be ineligible if they are taking more than 10 µg day supplemental vitamin D or drugs known to interfere with vitamin D metabolism (i.e corticosteroids).

- Gender: FEMALE
- Minimum Age: 18 Years
- Maximum Age: 42 Years
- Healthy Volunteers: t

Study Arms:
- 1 (Type: EXPERIMENTAL): None
- 2 (Type: EXPERIMENTAL): None
- 3 (Type: EXPERIMENTAL): None

Based on this trial design, predict the completion outcome and termination type (if applicable).