Astanga Hrudaya
सोऽम्लाभिलाषी पुरुषः पित्तान्मरणमश्नुते । यस्य गोमयचूर्णाभं चूर्णं मूर्ध्नि मुखेऽपि वा ॥ १७ ॥
who desires sours (things of sour taste in food), attains death from (increase of) pitta Signs of ‘death within a month’: He, whose head or face become covered with unctuous (greasy)
english translation