In order to determine whether rebaudioside consumption can be used as a treatment for adolescents with Non-alcoholic Fatty Liver Disease (NAFLD) by demonstrating a decrease in alanine aminotransferase (ALT) levels participants will be randomized to receive one of three 8-week liquid diet interventions: 1. Standard of care 2. Water delivery 3. Water with Rebaudioside (stevia natural sweetener)
Rationale: Current treatment strategies for Nonalcoholic fatty liver disease, NAFLD, have focused on lifestyle management through a combination of diet and exercise but there are no recommendations for dietary changes that have been proven superior to others. Preliminary data showing an improvement in liver enzymes and fibrosis in mice has demonstrated a novel use of rebaudioside, the non-caloric sweetener (NCS) Stevia leaf's extract, potentially identifying this NCS as a therapeutic intervention where currently there are no targeted treatments. Intervention: All participants will receive standard of care for diet and nutrition. Additionally, participants will be randomized to one of four 8-week liquid diet interventions: 1. Standard of Care 2. Water Delivery 3. Water with Rebaudioside (Stevia Natural Sweetener) Objectives and Purpose: To determine whether rebaudioside consumption can be used as a treatment for adolescents with NAFLD by demonstrating a decrease in ALT levels.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
20
We will use commercially available stevia sweetened soft drink Zevia.
Bottled Water
Children's Hospital of Los Angeles
Los Angeles, California, United States
Change in Alanine Transaminase (ALT)
A fasting blood sample will be taken at baseline and week 8 and assess change over time in all 3 groups
Time frame: Week 1 to week 8 (IU/L)
Change in Fat percentage
Measured using DEXA
Time frame: week 1 to 8 weeks (%)
Change in kPA levels
Measured using MR elastography (non-sedated study)
Time frame: week 1 to 8 weeks (kPA)
Change in Height
Height will be measured in duplicate within .5cm.
Time frame: week 1 to 8 weeks (cm)
Change in Weight
Measured using an electric scale.
Time frame: week 1 to 8 weeks (kg)
Change in Waist Circumference
Hip-to-waist ratio will be calculated using a measuring tape that does not stretch, measuring twice at hip-level and twice at waist-level and averaging the results
Time frame: week 1 to 8 weeks (cm)
Change in Acanthosis nigricans skin exam
An Acanthosis Nigricans (AN) skin exam will be performed at each visit. Acanthosis Nigricans is an indicator for disorders of insulin resistance.
Time frame: week 1 to 8 weeks
Change in Triglyceride levels
measured by fasting blood sample
Time frame: week 1 to 8 weeks
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Change in Glucose Level
Measured by fasting blood samples
Time frame: Week 1 to week 8 (mg/dl)
Change in Insulin Level
Measured by fasting blood sample
Time frame: Week 1 to week 8 (UIU/mL)