{{Infobox film | name = Sugar Is Not Sweet | image = Sugar Is Not Sweet poster.jpg | caption = The Thai film poster. | director = Rattana Pestonji | producer = Rattana Pestonji | writer = Rattana Pestonji <br />Roy Rithiron | narrator = | starring = Sombat Metanee <br />Metta Rungrattana <br />Saneh Komarachun <br />Preeya Rungreuang <br />Sompong Pongmit <br />Sarinthip Siriwan <br />Ruj Ronnapop | music = Preecha Mettrai | cinematography = Sunt Pestonji | editing = Rattana Pestonji | distributor = | released = {{Film date|1965}} | runtime = 138 minutes | country = Thailand | language = Thai | budget = }}
'''''Sugar Is Not Sweet''''' ({{langx|th|น้ำตาลไม่หวาน}} or ''Namtarn mai warn'') is a 1965 Thai romantic comedy film written and directed by Rattana Pestonji. It was the director's final feature film. The film was featured in a retrospective program to the director at the 2005 Pusan International Film Festival.
==Plot== Chaokun Charoenkesa, the owner of a shop that sells hair-loss treatments, wants to pay back his debt of kindness to a friend, whose formula is responsible for the Chaokun's prosperity. So he arranges for his good-for-nothing son, Manas, to marry Sugar, the daughter of his dear friend.
==Cameo== Rattana Pestonji has a cameo appearance in this film as the doctor who treats Chaokun in his moment of death.
== External links == * ''[http://www.piff.org/eng/html/archive/arc_search_view.asp?idx=10249&target=&c_idx=11&m_entry_year=2005&SearchField=m_make_country&SearchQuery=Thailand Sugar Is Not Sweet]'' at the Pusan International Film Festival * ''[http://www.siamzone.com/movie/m/2031 Sugar Is Not Sweet]'' at SiamZone {{in lang|th}}
Category:1965 films Category:Thai-language films Category:1965 romantic comedy films Category:Films directed by Rattana Pestonji Category:Thai romantic comedy films Category:1960s Thai films
{{Thailand-film-stub}} {{1960s-romantic-comedy-film-stub}}