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| Name | Class |
|---|---|
| Malaysia Palm Oil Board | OTHER_GOV |
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An unpublished study by the investigators on healthy participants has shown that the supplementation of oil palm phenolics (OPP) at 250 mg is the optimum dose to demonstrate the ability to lower total and LDL cholesterol. There is no clinical evidence as yet on that optimum dosage of OPP supplementation in improving fasting lipid profile in minor hyperlipidemia subjects. The investigators hypothesize that in a clinical study, OPP supplemented to the minor hyperlipidemic participants will elicit a reduction in total and LDL cholesterol while maintaining safety and tolerability. OPP may have the potential to be positioned as natural health supplement in improving lipid profile.
Oil palm phenolics (OPP) is a product filtrated from vegetation liquor of an aqueous waste stream following palm oil milling process. A novel process to recover OPP that contains a high amount of phenolic from the waste has been explored tremendously. Due to the high phenolic content, OPP has been postulated in possessing various medicinal properties such as antioxidant, anti-inflammatory, neuroprotective and anti-tumour effects.
Hyperlipidemia is a well-known risk factor for cardiovascular diseases (CVD). It can be defined as elevations of fasting total cholesterol or triglyceride concentration or both. According to a previous research, OPP supplementation to hamster animal model has shown positive effects in the reduction of total cholesterol and triglycerides as well as improvement of high-density lipoprotein cholesterol (HDL-C). In a previous study using the rabbit animal model, OPP has shown a protective effect against atherosclerosis, a condition whereby fat and cholesterol plaques are deposited inside the arteries. Based on the current evidence from the preliminary studies on OPP, the investigators hypothesize that supplementation of OPP may prevent or delay the development of CVD.
In the investigator's previous clinical trial phase I, an optimum dosage of OPP has been obtained. Therefore, the investigators proposed a phase II clinical trial to evaluate the ability of OPP to reduce the total and LDL cholesterol in minor hyperlipidemic participants.
This study will be initiated with the recruitment of 50 volunteers with minor hyperlipidemic condition. In this study, the participants will be supplemented with placebo/OPP capsules for 60 days. Participants will be required to take the placebo/OPP capsules in front of the study staff to ensure compliance. Blood samples will be withdrawn at baseline, day 30 and day 60, and will be analyzed for lipid profile, antioxidant and anti-inflammatory status. Data from this study would hopefully assist the investigator in understanding the therapeutic roles of OPP in humans under minor hyperlipidemic conditions.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Group A | Placebo Comparator | Glucose. |
|
| Group B | Active Comparator | 250 mg Oil Palm Phenolics. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Placebo | Drug | The placebo contains glucose |
| |
| 250 mg OPP |
| Measure | Description | Time Frame |
|---|---|---|
| Changes of fasting plasma LDL cholesterol levels | This will be assessed from the Fasting Plasma LDL Cholesterol level of each participant following one month and two months supplementation. | Baseline, day 30, day 60 after supplementation |
| Measure | Description | Time Frame |
|---|---|---|
| Changes of Fasting lipid profile (total cholesterol) | This will be assessed from the Fasting Plasma Total Cholesterol level of each participant following one month and two months supplementation | Baseline, day 30 and day 60 after supplementation |
| Changes of Fasting lipid profile (HDL cholesterol) |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Isa Naina Mohamed | National University of Malaysia | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| National University of Malaysia | Cheras | WP Kuala Lumpur | 56000 | Malaysia |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 29844318 | Background | Fairus S, Leow SS, Mohamed IN, Tan YA, Sundram K, Sambanthamurthi R. A phase I single-blind clinical trial to evaluate the safety of oil palm phenolics (OPP) supplementation in healthy volunteers. Sci Rep. 2018 May 29;8(1):8217. doi: 10.1038/s41598-018-26384-7. | |
| 37484009 | Derived | Muhammad Ismail Tadj NB, Ibrahim NI, Tg Abu Bakar Sidik TMI, Zulfarina MS, Haji Mohd Saad Q, Leow SS, Fairus S, Naina Mohamed I. Safety and efficacy of oil palm phenolic supplementation in improving lipid profile among hyperlipidemic adults: a phase 2, randomized, double-blind, placebo-controlled clinical trial. Front Pharmacol. 2023 Jul 7;14:1190663. doi: 10.3389/fphar.2023.1190663. eCollection 2023. |
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| ID | Term |
|---|---|
| D006949 | Hyperlipidemias |
| D006937 | Hypercholesterolemia |
| ID | Term |
|---|---|
| D050171 | Dyslipidemias |
| D052439 | Lipid Metabolism Disorders |
| D008659 | Metabolic Diseases |
| D009750 | Nutritional and Metabolic Diseases |
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| ID | Term |
|---|---|
| C402885 | 4-(2-oxapentadeca-4-yne)phenylpropanoic acid |
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| Dietary Supplement |
250 mg Oil Palm Phenolics |
|
This will be assessed from the Fasting Plasma HDL Cholesterol level of each participant following one month and two months supplementation |
| Baseline,day 30 and day 60 after supplementation |
| Changes of Fasting lipid profile (Triglyceride) | This will be assessed from the Fasting Plasma Triglyceride level of each participant following one month and two months supplementation | Baseline,day 30 and day 60 after supplementation |
| Changes of plasma inflammatory markers | Inflammatory markers such as Interleukin-6, Interleukin-1beta, Tumour Necrosis Factor-alpha, Interleukin-10 and interferon-Gamma will be assessed from the plasma analysis on the fasting blood samples of each participant following one and two months of supplementation. The measurement of the plasma inflammatory markers will be performed by Multiplex assay method. | Baseline, day 30 and day 60 after supplementation |
| Changes of Plasma Antioxidant Levels | Antioxidant levels such as Malonaldehyde and Superoxide dismutase will be assessed from the plasma analysis on the fasting blood samples of each participant following one and two months of supplementation. The measurement of the antioxidant levels will be performed by Using ELISA Method. | Baseline, day 30 and day 60 after supplementation |
| Incidence of adverse events via evaluation of renal function test | This will be assessed by Kidney Function test from the fasting plasma analysis of each participant following one month and two months supplementation | Baseline, day 30 and day 60 after supplementation |
| Incidence of adverse events via evaluation of liver function test | This will be assessed by Liver Function Test from the fasting plasma analysis of each participants following one-month and two-months supplementation | Baseline, day 30 and day 60 after supplementation |
| Changes of Body weight measurement | This will be assessed by measuring the weight of each participant. Any drastic change in body weight will indicate non-compliance. | Baseline, day 30 and day 60 after supplementation |