Psyllium Husk 用于 Chronic Constipation
AMultiple meta-analyses confirm psyllium significantly increases stool frequency (mean +2.4/week) and stool weight. Superior to placebo with NNT of 3 for constipation relief. Recommended by AGA and ACG guidelines.
结论
Multiple meta-analyses confirm psyllium significantly increases stool frequency (mean +2.4/week) and stool weight. Superior to placebo with NNT of 3 for constipation relief. Recommended by AGA and ACG guidelines.
Key Study Findings
研究人群: Review of dietary fiber role in GI tract
研究人群: Review of dietary management of chronic constipation
研究人群: Review of psyllium husk for constipation and diarrhea
研究人群: Alzheimer's disease patients
研究人群: Constipation patients
研究人群: Adults with chronic constipation
Key Statistics
18
研究数量
1400
受试者
Positive
等级
Referenced Papers
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
常用剂量
- general:
- 5-10 g/day (with adequate water)
- ibssupport:
- 5-10 g/day (start low, titrate up over 1-2 weeks)
- constipation:
- 10-20 g/day in divided doses with at least 240 mL water per dose
上限: Well-tolerated up to 30 g/day with adequate fluid intake
研究中使用的剂量
| 剂量 | 持续时间 | 效果 | N |
|---|---|---|---|
| None | -- | Mixed | -- |
| None | -- | Mixed | -- |
| None | -- | Positive | -- |
| None | -- | Mixed | 410 |
| None | -- | Negative | -- |
| Various foods, drinks, diets | -- | Positive | -- |
| None | -- | Positive | -- |
| None | 1 weeks | Neutral | -- |
最佳服用时间: With meals and a full glass of water (240 mL minimum); space 1-2 hours from medications
Safety & Side Effects
已报告的副作用
- ⚠ Gas and bloating (common initially; start with low dose and titrate up)
- ⚠ Esophageal/bowel obstruction if taken without adequate water (CRITICAL: always take with full glass of water)
- ⚠ Abdominal cramping at high initial doses
- ⚠ May reduce appetite (feeling of fullness)
已知相互作用
- ● May reduce absorption of medications if taken simultaneously (space 1-2 hours)
- ● Lithium (reduced absorption)
- ● Carbamazepine (reduced absorption)
- ● Diabetes medications (may enhance blood sugar lowering; monitor glucose)
可耐受最高摄入量: Well-tolerated up to 30 g/day with adequate fluid intake
在开始服用任何补充剂之前,请务必咨询您的医疗保健提供者。
Frequently Asked Questions
Does Psyllium Husk help with Chronic Constipation?
How much Psyllium Husk should I take for Chronic Constipation?
Are there side effects of Psyllium Husk?
How strong is the evidence for Psyllium Husk and Chronic Constipation?
Related Evidence
其他成分用于 Chronic Constipation
Psyllium Husk 用于其他健康状况
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