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13 July 2026

Castor plant: the healing oil and the toxic leaves explained

The immediate practical question for anyone who grows castor plants or is considering castor oil as part of a natural health routine is sourcing: the safety of the product depends entirely on the quality of its extraction. As consumer interest in plant-based anti-inflammatory treatments and natural skin care continues to grow, regulators and health professionals will face increasing pressure to provide clearer labeling standards for castor oil products — distinguishing pharmaceutical-grade oils from unverified alternatives on the market. For now, the three-point checklist — cold-pressed, hexane-free, pharmaceutical-grade — remains the only reliable filter available to consumers.

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