乳糖不耐受Lactose Intolerance
乳糖不耐受
Lactose Intolerance
患病率: 65-70% of global population (varies widely by ethnicity: 5% Northern European to 90% East Asian)
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Evidence-Ranked Ingredients
About
一种因小肠刷状缘乳糖酶活性不足而引起的消化病症，导致乳糖（奶糖）吸收不良。未消化的乳糖到达大肠后经细菌发酵产生气体（H2、CO2、CH4）并引起渗透性腹泻。
Common Symptoms
Bloating
Gas
Abdominal cramps
Diarrhea
Nausea (typically 30 min-2 hrs after dairy consumption)
Risk Factors
- Genetic (primary hypolactasia, autosomal recessive LCT gene)
- Secondary causes (celiac, IBD, gastroenteritis)
- Ethnicity
- Aging
Frequently Asked Questions
What supplements may help with 乳糖不耐受?
Based on peer-reviewed research, supplements with the strongest evidence for 乳糖不耐受 include Lactase. These have earned Grade A or B ratings from our analysis of clinical studies. Always consult your healthcare provider before starting any supplement.
How is the evidence for 乳糖不耐受 supplements graded?
We grade supplements on an A-F scale based on clinical study quality, consistency of results, sample sizes, and study design. Grade A indicates strong evidence from multiple clinical trials, while Grade D indicates preliminary evidence requiring further research.
How many studies on 乳糖不耐受 supplements have been reviewed?
Our evidence grades for 乳糖不耐受 are based on a total of 15 peer-reviewed studies across 1 ingredients. Studies are sourced from PubMed and include randomized controlled trials, meta-analyses, and other clinical research.
What are common symptoms of 乳糖不耐受?
Common symptoms associated with 乳糖不耐受 include Bloating, Gas, Abdominal cramps, Diarrhea, Nausea (typically 30 min-2 hrs after dairy consumption). If you are experiencing these symptoms, consult a healthcare professional for proper diagnosis and treatment options.
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