The overriding objectives of this study are: 1. Primary outcomes: 1. To confirm that administration of oral acetate increases the proportion of A. muciniphilia in the stool samples of patients with metastatic, castration-sensitive prostate cancer compared to a standard of care arm. 2. To confirm tolerability and assess for side effects of oral acetate supplementation. 2. Secondary outcomes: 1. To determine if increased counts of A. muciniphilia correlate with improved metabolic parameters and improved bone health.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
NONE
Enrollment
30
Each patient will be instructed to take 1 caplet (equivalent of 143 mg/caplet containing 36% acetic acid) per day for 3 months (NPN: 80078433) https://www.jamiesonvitamins.com/products/apple-cider-vinegar-chromium?srsltid=AfmBOoqdVBFe83\_5JM9BmkomQM1LqsJYSFTiP\_78cnmehfzVg-4T4Z6o
London Health Sciences Centre - Victoria Hospital
London, Ontario, Canada
RECRUITINGFecal Akkermansia muciniphilia counts
Counts of Akkermansia muciniphilia in participant stool samples at 1 week following the intervention will be compared to baseline counts.
Time frame: 1 week
Fecal Akkermansia muciniphilia counts
Counts of Akkermansia muciniphilia in participant stool samples at 1 month following the intervention will be compared to baseline counts.
Time frame: 1 month
Fecal Akkermansia muciniphilia counts
Counts of Akkermansia muciniphilia in participant stool samples at 3 months following the intervention will be compared to baseline counts.
Time frame: 3 month
Fecal Akkermansia muciniphilia counts
Counts of Akkermansia muciniphilia in participant stool samples at 4 months following the intervention will be compared to baseline counts.
Time frame: 4 month
Fecal Akkermansia muciniphilia counts
Counts of Akkermansia muciniphilia in participant stool samples at 6 months following the intervention will be compared to baseline counts.
Time frame: 6 month
Side effects and tolerability
We will record side effects reported by the participants and the rate of Discontinuation of the intervention.
Time frame: 3 months
Metabolic parameters: fasting plasma glucose
Fasting plasma glucose (mmol/L)
Time frame: 3 months
Metabolic parameters: fasting plasma glucose
Fasting plasma glucose (mmol/L)
Time frame: 6 months
Metabolic parameters: HbA1C
HbA1c (%)
Time frame: 3 months
Metabolic parameters: HbA1c
HbA1c (%)
Time frame: 6 months
Metabolic parameters: triglycerides
Triglycerides (mmol/L)
Time frame: 3 months
Metabolic parameters: triglycerides
Triglycerides (mmol/L)
Time frame: 6 months
Metabolic parameters: LDL cholesterol
LDL cholesterol (mmol/L)
Time frame: 3 months
Metabolic parameters: LDL cholesterol
LDL cholesterol (mmol/L)
Time frame: 6 months
Metabolic parameters: HDL cholesterol
HDL cholesterol (mmol/L)
Time frame: 3 months
Metabolic parameters: HDL cholesterol
HDL cholesterol (mmol/L)
Time frame: 6 months
Metabolic parameters: total cholesterol
Total cholesterol (mmol/L)
Time frame: 3 months
Metabolic parameters: total cholesterol
Total cholesterol (mmol/L)
Time frame: 6 months
Metabolic parameters: PSA
PSA (ng/mL)
Time frame: 6 months
Metabolic parameters: PSA
PSA (ng/mL)
Time frame: 3 months
Metabolic parameters: hemoglobin
Hemoglobin (g/L)
Time frame: 3 months
Metabolic parameters: hemoglobin
Hemoglobin (g/L)
Time frame: 6 months
Metabolic parameters: serum creatinine
Serum creatinine (µmol/L)
Time frame: 3 months
Metabolic parameters: serum calcium
Serum calcium (µmol/L)
Time frame: 3 months
Metabolic parameters: serum calcium
Serum calcium (µmol/L)
Time frame: 6 months
Metabolic parameters: alanine transferase
Alanine transferase (U/L)
Time frame: 3 months
Metabolic parameters: alanine transferase
Alanine transferase (U/L)
Time frame: 6 months
Metabolic parameters: aspartate aminotransferase
Aspartate aminotransferase (U/L)
Time frame: 3 months
Metabolic parameters: aspartate aminotransferase
Aspartate aminotransferase (U/L)
Time frame: 6 months
Metabolic parameters: Insulin resistance index (HOMA IR)
Insulin resistance index (HOMA IR)
Time frame: 3 months
Metabolic parameters: HOMA IR
Insulin resistance index (HOMA IR)
Time frame: 6 months
Bone health: dp-ucMGP levels
Circulating plasma dp-ucMGP levels (surrogate for vitamin K2 levels) from baseline
Time frame: 3 months
Bone health: dp-ucMGP levels
Circulating plasma dp-ucMGP levels (surrogate for vitamin K2 levels) from baseline
Time frame: 6 months
Bone health: Vitamin K2
Vitamin K2 levels
Time frame: 3 months
Bone health: Vitamin K2
Vitamin K2 levels
Time frame: 6 months
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