Please assess the completion status of the following clinical trial:

Trial Title: Effects of Glutamine on GLP-1 and Insulin Secretion in Man

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: CROSSOVER
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: None
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Type 2 diabetes, on metformin or diet alone (not sulphonylureas or insulin)~Exclusion Criteria:~* Malabsorption, renal or liver disease, treatment with steroids

- Gender: ALL
- Minimum Age: 40 Years
- Maximum Age: 70 Years
- Healthy Volunteers: f

Study Arms:
- Glutamine+Sitagliptin (Type: EXPERIMENTAL): Glutamine 30 g/d (15 g with breakfast and dinner) + Sitagliptin
- Glutamine+Placebo (Type: PLACEBO_COMPARATOR): Glutamine 30 g/d (15 g with breakfast and dinner) + placebo

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