The present invention relates to novel free flowing solid forms of oily pungent and odoriferous substances and a process for their preparation. The present invention, particularly relates to novel free flowing solid forms of irritant, spicy, odoriferous, oily or pungent substances of plants and a process for their preparation. More particularly, the present invention relates to novel free flowing solid forms of capsicum/capsicum extract/capsaicin and process for their preparation. The novel free flowing solid forms of capsicum/ capsicum extract/capsaicin of the present invention are useful for formulating dry mixes, tablets, capsules, heaps, ointments, pastes, lotions, liniments, mouthwashes, and gargles. More particularly, the novel free flowing solid forms of Capsicum / capsicum extracts Capsaicin are useful in body weight reduction.