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Efficacy and safety evaluation of PPCE for immune enhancement in healthy adults.

The effect of immune system enhancement through an 8-week supplementation of a complex extract of Portulaca oleracea L. and Perilla frutescens var. japonica Hara (PPCE): a randomized, double-blind, placebo-controlled crossover trial.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CRIS
Registry ID
KCT0008678
Enrollment
30
Registered
2023-08-03
Start date
2016-03-28
Completion date
Unknown
Last updated
2023-08-21

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Interventions

Dietary Supplement : Test product: The test product is a dark brown soft capsule that contains a mixed extract of purslane and perilla seeds. Control food (placebo): The control or placebo, is a dar

Sponsors

MnF Korea
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: All research subjects participated in the human application test by satisfying the following criteria. 1) Adult men and women between the ages of 20 and 75 at the time of screening 2) A person who voluntarily decides to participate after listening to and fully understanding the detailed explanation of this study and agrees in writing to abide by the precautions.

Exclusion criteria

Exclusion criteria: Research subjects were excluded from participation in the human application test if any of the following criteria were me ; 1) A person whose WBC is less than 3000/µl or greater than 8000/µl in the screening test. 2) Subjects with a BMI of less than 18.5 kg/m2 at the time of screening 3) Those with a history of drug and clinically significant hypersensitivity reactions 4) Those with thyroid or pituitary disease 5) Those with acute severe cardiovascular disease such as renal failure, myocardial infarction, or stroke 6) Those who have or have a history of immune system disease or severe liver or kidney failure 7) Those who have or have a history of systemic diseases such as malignant tumors, lung diseases, leukemia, collagen disease, multiple sclerosis, allergic skin diseases and other autoimmune diseases 8) Those diagnosed with diabetes 9) Those with a history of gastrointestinal diseases (e.g., Crohn's disease) or gastrointestinal surgery (except for simple appendectomy or hernia surgery) that may affect the absorption of the product for human application test 10) A person who has experience of consuming medicines, herbal medicines, or health functional foods that can affect immunity within 2 weeks before the first intake of products for human application (in the case of health functional foods, after a one-week withdrawal period before the first intake) can participate) 11) Those who have received antipsychotic drug treatment within 2 months prior to screening 12) Those who have a history of treatment for alcoholism or drug abuse 13) Those who participated in other human application tests within 2 months before the screening test 14) A person who shows the following results in a laboratory test ? AST or ALT > twice the upper limit of the reference range ? Serum Creatinine > 2.0 mg/dl 15) Pregnant or lactating women 16) If women of childbearing potential do not accept proper contraception (except for women who have undergone sterilization) 17) A person who is judged unsuitable for participation in the study by the director of the study due to other reasons, including diagnostic test results.

Design outcomes

Primary

MeasureTime frame
Nature Killer Cell activity

Secondary

MeasureTime frame
Cytokine IL-6;Cytokine IL-12;Interferon-gamma; Upper Respiratory Symptom Survey

Countries

Korea, Republic of

Contacts

Public ContactEun-Ock Park

Jeonbuk National University Hospital

eopark@jbctc.org+82-63-259-3050

Outcome results

None listed

Source: CRIS (via WHO ICTRP) · Data processed: Feb 4, 2026