ChiCTR2500112780 版本V1.0 版本创建时间2025/11/19 15:10:33 中国临床试验注册中心

审核状态:

Project audit state:

通过审核

Successful

注册号:

Registration number:

ChiCTR2500112780 

最近更新日期:

Date of Last Refreshed on:

2025-11-19 15:10:23 

注册时间:

Date of Registration:

2025-11-19 00:00:00 

注册号状态:

预注册

Registration Status:

Prospective registration

注册题目:

L-β-半乳葡聚糖调节肠道菌群和皮肤健康功能的人群研究

Public title:

L-β-Galactoglucan Regulates the Function of Intestinal Flora and Skin

注册题目简写:

English Acronym:

研究课题的正式科学名称:

L-β-半乳葡聚糖调节肠道菌群功能的人群研究

Scientific title:

L-β-Galactoglucan Regulates the Function of Intestinal Flora

研究课题代号(代码):

Study subject ID:

在二级注册机构或其它机构的注册号:

The registration number of the Partner Registry or other register:

申请注册联系人:

李晓蒙 

研究负责人:

李晓蒙 

Applicant:

Xiaomeng Li 

Study leader:

Xiaomeng Li 

申请注册联系人电话:

Applicant telephone:

+86 182 1560 1611

研究负责人电话:

Study leader's
telephone:

+86 182 1560 1611

申请注册联系人传真 :

Applicant Fax:

研究负责人传真:

Study leader's fax:

申请注册联系人电子邮件:

Applicant E-mail:

18215601611@126.com

研究负责人电子邮件:

Study leader's E-mail:

18215601611@126.com

申请单位网址(自愿提供):

Applicant website(voluntary supply):

研究负责人网址(自愿提供):

Study leader's website(voluntary supply):

申请注册联系人通讯地址:

四川省成都市武侯区人民南路三段16号四川大学华西校区西区

研究负责人通讯地址:

四川省成都市武侯区人民南路三段16号四川大学华西校区西区

Applicant address:

No. 16, Section 3, Renmin South Road, Wuhou District, Chengdu City, Sichuan Province, P.R. China(West Campus, Huaxi Campus of Sichuan University)

Study leader's address:

No. 16, Section 3, Renmin South Road, Wuhou District, Chengdu City, Sichuan Province, P.R. China(West Campus, Huaxi Campus of Sichuan University)

申请注册联系人邮政编码:

Applicant postcode:

研究负责人邮政编码:

Study leader's postcode:

申请人所在单位:

四川大学华西公共卫生学院/华西第四医院

Applicant's institution:

West China School of Public Health/West China Fourth Hospital

研究负责人所在单位:

四川大学华西公共卫生学院/华西第四医院

Affiliation of the Leader:

West China School of Public Health/West China Fourth Hospital

是否获伦理委员会批准:

Approved by ethic committee:

Yes

伦理委员会批件文号:

Approved No. of ethic committee:

Gwll2025065

伦理委员会批件附件:

Approved file of Ethical Committee:

查看附件View

批准本研究的伦理委员会名称:

四川大学华西第四医院/华西公共卫生学院伦理委员会

Name of the ethic committee:

Ethics Committee of West China Fourth Hospital and West China School of Public Health, Sichuan University

伦理委员会批准日期:

Date of approved by ethic committee:

2025-10-15 00:00:00

伦理委员会联系人:

熊围

Contact Name of the ethic committee:

Wei Xiong

伦理委员会联系地址:

四川省成都市人民南路三段16号

Contact Address of the ethic committee:

No. 16, Section 3, Renmin South Road, Chengdu City, Sichuan Province

伦理委员会联系人电话:

Contact phone of the ethic committee:

+86 28 8550 5423

伦理委员会联系人邮箱:

Contact email of the ethic committee:

研究实施负责(组长)单位:

四川大学华西公共卫生学院/华西第四医院

Primary sponsor:

West China School of Public Health/West China Fourth Hospital

研究实施负责(组长)单位地址:

四川省成都市武侯区人民南路三段16号四川大学华西校区西区

Primary sponsor's address:

No. 16, Section 3, Renmin South Road, Wuhou District, Chengdu City, Sichuan Province, P.R. China(West Campus, Huaxi Campus of Sichuan University)

试验主办单位(项目批准或申办者):

Secondary sponsor:

国家:

中国

省(直辖市):

四川

市(区县):

成都

Country:

China

Province:

Sichuan

City:

Chengdu

单位(医院):

四川大学华西公共卫生学院/华西第四医院

具体地址:

四川省成都市武侯区人民南路三段16号四川大学华西校区西区

Institution
hospital:

West China School of Public Health/West China Fourth Hospital

Address:

No. 16, Section 3, Renmin South Road, Wuhou District, Chengdu City, Sichuan Province, P.R. China(West Campus, Huaxi Campus of Sichuan University)

经费或物资来源:

由成都赛迪科生物科技有限公司提供经费及受试物

Source(s) of funding:

Chengdu Sydix Biotech Co., Ltd.

研究疾病:

无(健康人干预)  

Target disease:

NA

研究疾病代码:

Target disease code:

研究类型:

干预性研究

Study type:

Interventional study

研究所处阶段:

其它 

Study phase:

N/A

研究设计:

随机平行对照 

Study design:

Parallel 

研究目的:

评估L-β-半乳葡聚糖对人体肠道菌群和皮肤的调节功能,为开发相关产品提供依据。  

Objectives of Study:

Evaluate the regulatory function of L-β-galactoglucan on human gut microbiota and skin to provide a basis for developing related products.

药物成份或治疗方案详述:

 

Description for medicine or protocol of treatment in detail:

 

纳入标准:

(1)能够提供知情同意、愿意配合研究且年龄在18~50岁之间的健康成人。 (2)在研究期间不服用或接受非研究项目来源的益生菌/益生元/后生元(酸奶除外)、膳食纤维补充剂、其他具有改善皮肤/调节肠道功能的保健品/药品/治疗措施(粪便移植、医美项目等)。 (3)研究期间不改变现有饮食习惯和运动水平,正常饮食和活动。 (4)参与胶带剥离法检测皮肤者采样前1周内不在前臂处使用沐浴磨砂膏,且采样前12h不在前臂处使用任何产品。

Inclusion criteria

1.Healthy adults aged 18 to 50 who can provide informed consent and are willing to cooperate with the study; 2. Will not take or receive probiotics/prebiotics/postbiotics (excluding yogurt), dietary fiber supplements, or other health products/medications/treatment measures (such as fecal transplantation, cosmetic medical procedures, etc.) that improve skin or regulate intestinal function from non-study sources during the study period; 3. Will not change existing dietary habits and exercise levels during the study period, and maintain normal diet and activities; 4. For subjects participating in skin testing via tape stripping: no use of bath scrubs on the forearms within 1 week prior to sampling, and no use of any products on the forearms within 12 hours prior to sampling.

排除标准:

(1)被诊断出慢性胃肠道疾病,包括:有活动性未控制的炎症性肠病(IBD)病史,包括溃疡性结肠炎、克罗恩病或未确定型结肠炎;中重度肠易激综合征(IBS);感染性胃肠炎、结肠炎或胃炎;复发性艰难梭菌感染或未治疗的幽门螺杆菌感染;吸收不良(如乳糜泻)。 (2)过去五年内进行过除胆囊切除术和阑尾切除术之外的胃肠道大手术,或任何时候进行过重大肠切除术。 (3)在面部或前臂处:基线时有皮损(含疤痕、水泡、丘疹、斑疹等)或患有皮肤疾病(含鱼鳞病、银屑病等)者;或在随访检测时新发上述异常者。 (4)具有以下检测结果或病史:显著的肝酶异常;肾病、内分泌疾病(如糖尿病、甲亢、痛风)、心脑血管疾病、造血系统疾病、炎症性疾病史或恶性肿瘤史;患有人类免疫缺陷病毒感染、艾滋病或其他已知导致免疫抑制的疾病;精神病患者。 (5)体重指数<18.5或≥28 kg/m2。 (6)处于妊娠或哺乳阶段。 (7)吸烟者;戒烟时长不足6月的戒烟者;嗜酒者(通过简化版AUDIT-C问卷筛选——排除得分在≥3分的女性和≥4分的男性)。 (8)过敏体质及对干预物过敏者。 (9)曾接受永久性真皮填充剂者。 (10)前3个月内:在面部或前臂,接受过任何皮肤美容矫正治疗或皮肤(科)医疗程序的受试者(具体包括:①光电类:激光、射频、光子嫩肤、皮秒治疗;②微创类:微针、微晶磨削、化学剥脱;③注射类:水光针、玻尿酸填充、肉毒素注射、胶原蛋白导入;④用药治疗;⑤其他:激光脱毛、射频紧肤等);对面部/前臂使用了医美级功效产品(包括所有“械字号”产品)(如含高浓度酸类、维A醇类的医美院线产品,生长因子类产品);接受了医美相关居家护理(如家用射频仪、LED面罩)。 (11)前1个月内:服用过抗生素或激素类药物(如地塞米松、激素避孕药等)或免疫抑制剂(如环孢素、硫唑嘌呤、甲氨喋呤等);除酸奶外,已持续定期服用或在前1个月内服用过任意一种益生菌/益生元/后生元、膳食纤维补充剂、其他具有改善皮肤状态/调节肠道菌群作用的保健品。 (12)前2周内:出现过腹泻;使用过泻药或止泻药。 (13)前1周内:使用过抗胆碱能药物、麻醉剂、抗酸剂、非甾体抗炎药、抗组胺药、沐浴磨砂膏。 (14)已知有药物滥用障碍,或基线及随访采样前24小时内使用过非法药物或饮酒。 (15)研究期间停服受试样品,或中途加服/新增使用其它会对结果有影响的药物、保健品、护肤品、化妆品、治疗措施,无法判断干预功效或资料不全者。

Exclusion criteria:

1.Diagnosed with chronic gastrointestinal diseases, including: history of active, uncontrolled inflammatory bowel disease (IBD) (ulcerative colitis, Crohn's disease, or indeterminate colitis); moderate to severe irritable bowel syndrome (IBS); infectious gastroenteritis, colitis, or gastritis; recurrent Clostridioides difficile infection or untreated Helicobacter pylori infection; malabsorption (e.g., celiac disease); 2.Having undergone major gastrointestinal surgery other than cholecystectomy and appendectomy within the past 5 years, or major intestinal resection at any time; 3.On the face or forearms: presence of skin lesions (including scars, blisters, papules, macules, etc.) or skin diseases (including ichthyosis, psoriasis, etc.) at baseline; or new onset of the above abnormalities during follow-up testing; 4.Having the following test results or medical history: significant liver enzyme abnormalities; history of kidney disease, endocrine diseases (e.g., diabetes mellitus, hyperthyroidism, gout), cardio-cerebrovascular diseases, hematopoietic system diseases, inflammatory diseases, or malignant tumors; infection with human immunodeficiency virus (HIV), acquired immunodeficiency syndrome (AIDS), or other known immunocompromising diseases; history of mental illness; 5.Body Mass Index (BMI) < 18.5 or >= 28 kg/m^2; 6.Being in pregnancy or lactation; 7.Current smokers; former smokers who have quit for less than 6 months; heavy drinkers (screened via the abbreviated AUDIT-C questionnaire—excluding females with a score >= 3 and males with a score >= 4); 8.Subjects with allergic diathesis or allergies to the intervention product; 9.Those who have received permanent dermal fillers; 10.Within the past 3 months: subjects who have undergone any cosmetic skin correction treatments or dermatological medical procedures on the face or forearms (specifically including: (1). Photoelectric treatments: laser, radiofrequency, intense pulsed light, picosecond therapy; (2). Minimally invasive treatments: microneedling, microdermabrasion, chemical peeling; (3). Injectable treatments: mesotherapy, hyaluronic acid filling, botulinum toxin injection, collagen introduction; (4). Medication therapy; (5). Others: laser hair removal, radiofrequency skin tightening, etc.); used medical-grade functional products (including all "medical device-class products") on the face/forearms (e.g., medical aesthetic clinic products containing high-concentration acids or retinol, growth factor products); received medical aesthetic-related home care (e.g., home radiofrequency devices, LED masks); 11.Within the past 1 month: used antibiotics, hormonal drugs (e.g., dexamethasone, hormonal contraceptives, etc.), or immunosuppressants (e.g., cyclosporine, azathioprine, methotrexate, etc.); continuously or regularly taken any probiotics/prebiotics/postbiotics, dietary fiber supplements, or other health products that improve skin condition or regulate intestinal flora (excluding yogurt); 12.Within the past 2 weeks: experienced diarrhea; used laxatives or antidiarrheal drugs; 13.Within the past 1 week: used anticholinergic drugs, anesthetics, antacids, non-steroidal anti-inflammatory drugs (NSAIDs), antihistamines, or bath scrubs; 14.Known history of substance use disorder; or use of illegal drugs or alcohol within 24 hours prior to baseline or follow-up sampling. 15.Discontinued the study product during the study period; or added/started using other drugs, health products, skin care products, cosmetics, or treatment measures that may affect the results midway, leading to inability to assess intervention efficacy or incomplete data.

研究实施时间:

Study execute time:

From 2025-11-19 00:00:00 To 2026-05-15 00:00:00  

征募观察对象时间:

Recruiting time:

From 2025-11-19 00:00:00 To 2025-11-30 00:00:00

干预措施:

Interventions:

组别:

安慰剂组

样本量:

45

Group:

Placebo Group

Sample size:

干预措施:

服用安慰剂麦芽糊精5g×2次/天

干预措施代码:

Intervention:

Administer 5g maltodextrin twice daily

Intervention code:

组别:

低剂量试食组

样本量:

45

Group:

Low-Dose Intervention Group

Sample size:

干预措施:

服用L-β-半乳葡聚糖150 mg×2次/天(以麦芽糊精填充至5g/袋(次))

干预措施代码:

Intervention:

Administer 150 mg L-β-galactoglucan twice daily (filled with maltodextrin to a total of 5g per sachet [per dose])

Intervention code:

组别:

高低剂量试食组

样本量:

45

Group:

High-Dose Intervention Group

Sample size:

干预措施:

服用L-β-半乳葡聚糖250 mg×2次/天(以麦芽糊精填充至5g/袋(次))

干预措施代码:

Intervention:

Administer 250 mg L-β-galactoglucan twice daily (filled with maltodextrin to a total of 5g per sachet [per dose])

Intervention code:

组别:

阳性竞品组

样本量:

45

Group:

Positive Comparator Group

Sample size:

干预措施:

服用酵母β-葡聚糖125mg×2次/天(以麦芽糊精填充至5g/袋(次))

干预措施代码:

Intervention:

Administer 125 mg yeast β-glucan twice daily (filled with maltodextrin to a total of 5g per sachet [per dose])

Intervention code:

研究实施地点:

Countries of recruitment and research settings:

国家:

中国

省(直辖市):

四川省 

市(区县):

成都市 

Country:

China

Province:

Sichuan

City:

Chengdu

单位(医院):

四川大学华西公共卫生学院/华西第四医院 

单位级别:

三甲 

Institution
hospital:

West China School of Public Health/West China Fourth Hospital

Level of the institution:

West China School of Public Health/West China Fourth Hospital

测量指标:

Outcomes:

指标中文名:

肠道菌群多样性

指标类型:

主要指标

Outcome:

Gut Microbiota Diversity

Type:

Primary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

血清炎症因子

指标类型:

次要指标

Outcome:

Serum Inflammatory Factors

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

皮肤胶原蛋白含量

指标类型:

次要指标

Outcome:

Skin Collagen Content

Type:

Secondary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

指标中文名:

DNA甲基化

指标类型:

主要指标

Outcome:

DNA Methylation

Type:

Primary indicator

测量时间点:

测量方法:

Measure time point of outcome:

Measure method:

采集人体标本:

Collecting sample(s)
from participants:

标本中文名:

血液

组织:

Sample Name:

Blood

Tissue:

人体标本去向

使用后保存  

说明

Fate of sample:

Preservation after use  

Note:

标本中文名:

粪便

组织:

Sample Name:

Feces

Tissue:

人体标本去向

使用后保存  

说明

Fate of sample:

Preservation after use  

Note:

标本中文名:

皮肤角质层角质细胞

组织:

Sample Name:

Keratinocytes of the Stratum Corneum

Tissue:

人体标本去向

使用后销毁  

说明

Fate of sample:

Destruction after use  

Note:

征募研究对象情况:

Recruiting status:

尚未开始

Not yet recruiting

年龄范围:

Participant age:

最小 Min age 18 years
最大 Max age 50 years

性别:

男女均可

Gender:

Both

随机方法(请说明由何人用什么方法产生随机序列):

用EXCLE对纳入者生成随机数,而后随机数升序排列后均分为4组并随机对应各组

Randomization Procedure (please state who generates the random number sequence and by what method):

Generate random numbers for participants using Excel, then sort the random numbers in ascending order, divide them equally into 4 groups, and randomly assign each group to the corresponding study arm.

是否公开试验完成后的统计结果:

Calculated Results after the Study Completed public access:

不公开/Private

盲法:

对受试者、研究设计者、检测人员设盲

Blinding:

Blinding is applied to both participants and assessors.

是否共享原始数据:

IPD sharing

否No

共享原始数据的方式(说明:请填入公开原始数据日期和方式,如采用网络平台,需填该网络平台名称和网址):

The way of sharing IPD”(include metadata and protocol, If use web-based public database, please provide the url):

None

数据采集和管理(说明:数据采集和管理由两部分组成,一为病例记录表(Case Record Form, CRF),二为电子采集和管理系统(Electronic Data Capture, EDC),如ResMan即为一种基于互联网的EDC:

Data collection and Management (A standard data collection and management system include a CRF and an electronic data capture:

None

数据与安全监察委员会:

Data and Safety Monitoring Committee:

暂未确定/Not yet

注册人:

Name of Registration:

 2025-11-19 15:10:23