The Pancha Kosha Dhyana Mantra is a set of meditative formulas derived from the Taittiriya Upanishad (2.1-5), which systematically describes the five sheaths (pancha kosha) that envelop the Atman. These sheaths are Annamaya (food sheath), Pranamaya (vital air sheath), Manomaya (mental sheath), Vijnanamaya (wisdom sheath), and Anandamaya (bliss sheath). The Upanishad states, 'Annamayaḥ prāṇamayaḥ manomayaḥ vijñānamayaḥ ānandamayaḥ' (Taittiriya Upanishad 2.2-5). Each sheath is associated with a specific beej-akshara or mantra for meditation: 'Ann' for Annamaya, 'Pram' for Pranamaya, 'Mam' for Manomaya, 'Vim' for Vijnanamaya, and 'Ām' for Anandamaya, as per the Mantra-Yoga-Samhita. The purpose of chanting these mantras is to progressively transcend each sheath, leading to the realization of the true Self (Atman) beyond the koshas. According to the Shankara Bhashya on the Taittiriya Upanishad, meditation on the koshas helps the practitioner discriminate between the non-Self and the Self, ultimately attaining Brahman. The recommended chanting context is during morning or evening meditation, seated in a quiet space, with a count of 108 repetitions per sheath using a japa mala. Traditionally, one begins with Annamaya and proceeds inward, culminating in Anandamaya. Cautions include avoiding mechanical repetition; the practitioner must contemplate the meaning of each sheath and its limitations. The mantra is considered safe for all sincere seekers, but guidance from a guru is advised for deeper stages. This practice is central to Vedantic sadhana and is also referenced in later texts like the Yoga Vasistha and the Vivekachudamani.
The five sheaths, the layers of the self.