Supplement stacks / Black Cohosh + St Johns Wort
Can You Take Black Cohosh with St Johns Wort?
Black Cohosh and St Johns Wort: no interactions flagged, scored 5/10 (medium risk). The count and score come from an AI-written analysis checked against our interaction rules, which can only make it stricter. Not medical advice.
Safety at a glance
This score comes from an AI-written analysis of the pair. Our interaction rules check it and can only make it stricter, never milder. Informational only: it can't account for your medications, conditions, or genetics.
What the AI-written analysis says
Black Cohosh and St. John's Wort are both herbal supplements commonly used for different purposes, but their interactions are not well-studied. Caution is advised when taking them together due to potential unknown interactions. Consultation with a healthcare provider is recommended.
Black Cohosh
From the AI-written analysis.
Generally well-tolerated, but long-term safety is not well established; potential liver toxicity in rare cases.
Typical dosage: 40-80 mg daily.
- Stomach upset
- Headache
- Rash
- Consult healthcare provider if you have liver issues.
- Not recommended for use during pregnancy.
St. John's Wort
From the AI-written analysis.
Generally considered safe for short-term use; however, it can interact with various medications, including antidepressants and birth control.
Typical dosage: 300-900 mg daily, divided into doses.
- Gastrointestinal upset
- Fatigue
- Allergic skin reactions
- May cause photosensitivity; use sunscreen.
- Consult healthcare provider if taking other medications.
Timing
Consider taking St. John's Wort in the morning and Black Cohosh in the evening to minimize potential interactions.
Watch out for
- Consult a healthcare provider before combining these supplements due to potential unknown interactions.
Frequently asked questions
Can you take Black Cohosh and St Johns Wort together?
Black Cohosh and St Johns Wort: no interactions flagged, scored 5/10 (medium risk). The count and score come from an AI-written analysis checked against our interaction rules, which can only make it stricter. Not medical advice.
What score does the Black Cohosh and St Johns Wort combination get?
The Black Cohosh and St Johns Wort combination is scored 5/10 (medium risk). The score comes from an AI-written analysis checked against our interaction rules, which can only make it stricter. Not medical advice. Always confirm with a healthcare professional.
When should you take Black Cohosh and St Johns Wort?
Consider taking St. John's Wort in the morning and Black Cohosh in the evening to minimize potential interactions.
What should you watch out for when combining Black Cohosh and St Johns Wort?
Consult a healthcare provider before combining these supplements due to potential unknown interactions.
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Not medical advice
AI-written analysis generated August 11, 2026, checked by our interaction rules · How our analysis works