It is a Bach flower remedy prepared with the plant, Aesculus hippocastanum [same one whose buds give us Chestnut bud], that flowers in the months of May and June, and the remedy is prepared with the sunshine method. Key indications: It is primarily indicated for the situations where the individual is distressed over recurring thoughts beyond control. I have used this for those patients where some thoughts from the past recur in their mind again and again, making their life miserable.

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White Chestnut – For the Recurrence