Last verified: today
Cape Aloe
Also known as: Aloe ferox, Aloe ferox Miller, bitter aloe, tap aloe, red aloe
Evidence under review. — Not yet rated
Bitter plant extract used as a laxative; early lab research hints at anti-inflammatory effects.
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What it does
Cape Aloe is a bitter plant extract from Aloe ferox, a succulent native to South Africa. It has a long traditional history as a laxative and digestive aid, and is widely sold in the US and Europe...
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Evidence quality
Evidence base hasn't been formally rated yet. See research below.
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Clinical dose
No established dose
What the Science Says
Cape Aloe is a bitter plant extract from Aloe ferox, a succulent native to South Africa. It has a long traditional history as a laxative and digestive aid, and is widely sold in the US and Europe as a health drink, juice, or tonic. Early laboratory studies suggest it may have anti-inflammatory and possible anti-tumor properties, but these findings come from cell and animal studies — not human clinical trials. No established effective dose for humans has been confirmed by the provided research.
What It Doesn't Do
Not proven to treat or prevent cancer in humans — the tumor research is lab-only. No clinical evidence it detoxifies your liver, despite common marketing claims. Not a proven anti-inflammatory supplement for humans. Don't expect dramatic digestive results beyond basic laxative effects.
Evidence-Based Benefits
Traditionally used as a stimulant laxative for occasional constipation relief.
Weak EvidenceEffective at: No established dose
Compounds in Cape Aloe reduced inflammation in mouse ear models in early lab research.
Weak EvidenceEffective at: No established dose
Cape Aloe extract slowed tumor cell growth in lab studies by blocking cell cycle progression.
Weak EvidenceEffective at: No established dose
Absorption & Bioavailability
Unknown — no human pharmacokinetic data available from provided studies
Red Flags to Watch For
- Stimulant laxatives like Cape Aloe can cause dependency and electrolyte imbalances with long-term use
- No human clinical trials found — all anti-tumor and anti-inflammatory data is from lab or animal studies only
- Widely sold in supplements despite very limited published clinical research
- May interact with medications that affect electrolyte levels, including diuretics and heart medications
Products Containing Cape Aloe
See how Cape Aloe is used in these analyzed products:
Research Sources
- General knowledge
- Limited published research available
This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Last updated: 2026-05-25