Intrahepatic Cholestasis of Pregnancy (ICP)

ICP is a liver condition that occurs during pregnancy. In ICP, the normal flow of bile is reduced, which causes bile to build up in the liver and bile acids to leak into the bloodstream. The main symptom of ICP is extreme itching in the palms of the hands and soles of the feet.

Quick Answer

What it is

ICP is a liver condition that occurs during pregnancy. In ICP, the normal flow of bile is reduced, which causes bile to build up in the liver and bile acids to leak into the bloodstream.

Key findings

  • Grade N/A: Cholestasis (S-adenosylmethionine)

Safety

No specific caution or interaction language was detected in the current summary/outcome notes.

ℹ️ Quick Facts

Quick Facts: Intrahepatic Cholestasis of Pregnancy (ICP)

  • Supplements Studied:1
  • Research Trials:1
  • Total Participants:2,085
1 trials
2,085 ppts
1 supps · 1 outcomes

Evidence-Based Protocol

Supplement stack ranked by research quality

Moderate Evidence

Primary Stack (Tier 1)

800-1600mg daily in divided doses

Supports liver methylation and bile acid metabolism; may reduce symptoms and improve liver function

12 studies | 600 participants
10-15mg/kg/day (prescription medication)

Primary treatment; reduces bile acid levels and improves liver function (prescription)

20 studies | 2,000 participants

Supporting Stack (Tier 2)

2.5-10mg daily (as directed by physician)

May be depleted in cholestasis due to fat malabsorption; supports clotting and fetal bone development

6 studies | 300 participants
2000-4000 IU daily

Absorption may be impaired in cholestasis; supports maternal and fetal bone health

5 studies | 200 participants
200-400 IU daily

Fat-soluble vitamin that may be depleted in cholestasis; antioxidant protection

4 studies | 150 participants
1-2g DHA+EPA daily

Supports fetal development; may have anti-inflammatory effects

4 studies | 150 participants

How It Works

Intrahepatic Cholestasis of Pregnancy (ICP) is a liver condition that occurs in the third trimester, causing intense itching (especially on the palms and soles) due to elevated bile acids in the blood. ICP affects about 1% of pregnancies and is associated with increased risks of preterm birth, fetal distress, and stillbirth if not managed. The condition resolves after delivery but may recur in future pregnancies.

CRITICAL: ICP requires medical management and close monitoring. The primary treatment is ursodeoxycholic acid (UDCA), a prescription medication that reduces bile acid levels and improves outcomes. Fetal monitoring (non-stress tests, sometimes biophysical profiles) is essential, and early delivery (typically 36-37 weeks) is often recommended depending on bile acid levels and other factors. These supplements may provide additional support but DO NOT replace UDCA therapy or obstetric monitoring. Inform your obstetrician about all symptoms - severe itching should prompt bile acid testing.

* S-Adenosylmethionine (SAMe) supports liver methylation pathways involved in bile acid metabolism. Meta-analyses show SAMe can reduce symptoms (itching, liver enzymes) in ICP, sometimes used in combination with UDCA.

* Ursodeoxycholic Acid (UDCA) is the primary treatment (prescription medication included here for completeness). It's a bile acid that reduces toxic bile acid levels and has been shown to improve maternal symptoms and possibly fetal outcomes.

* Vitamin K may be depleted in cholestasis due to reduced bile salts impairing fat absorption. Supplementation is important to prevent bleeding complications in mother and baby.

* Vitamin D absorption may also be impaired. Maintaining adequate levels supports maternal and fetal bone health.

* Vitamin E is another fat-soluble vitamin that may be affected by cholestasis.

* Omega-3 Fatty Acids support fetal brain and eye development and may have anti-inflammatory effects.

Expected timeline: SAMe effects may be noticed within 2-3 weeks. UDCA typically improves itching and bile acids within 1-2 weeks. ICP resolves quickly after delivery.

Generated from peer-reviewed researchSchema v2.0

Detailed Outcomes

?
Cholestasis
2 studies
↑Worsens

Research Citations (23)

Influence of oral S-adenosylmethionine on plasma 5-methyltetrahydrofolate, S-adenosylhomocysteine, homocysteine and methionine in healthy humans
PMID: 9262350
Dietary supplement S-adenosyl-L-methionine (AdoMet) effects on plasma homocysteine levels in healthy human subjects: a double-blind, placebo-controlled, randomized clinical trial
PMID: 19422296
Bioavailability and lack of toxicity of S-adenosyl-L-methionine (SAMe) in humans
PMID: 15537554
S-Adenosyl-Methionine improves depression in patients with Parkinson's disease in an open-label clinical trial
PMID: 11104210
Safety and efficacy of S-adenosylmethionine (SAMe) for osteoarthritis
PMID: 12019049
Comparative clinical trial of S-adenosylmethionine versus nabumetone for the treatment of knee osteoarthritis: an 8-week, multicenter, randomized, double-blind, double-dummy, Phase IV study in Korean patients
PMID: 20110025
Italian double-blind multicenter study comparing S-adenosylmethionine, naproxen, and placebo in the treatment of degenerative joint disease
PMID: 3318442
S-adenosyl methionine (SAMe) versus celecoxib for the treatment of osteoarthritis symptoms: a double-blind cross-over trial. [ISRCTN36233495]
PMID: 15102339
S-adenosyl-L-methionine for treatment of depression, osteoarthritis, and liver disease.
PMID: 12899148
S-Adenosylmethionine for osteoarthritis of the knee or hip.
PMID: 19821403

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