by Jan Kwaśniewski1999
by Jan Kwaśniewski, Marek Chyliński2000
by Jan Kwaśniewski2000
German translation ofŻywienie optymalne
by Jan Kwaśniewski2003
Russian translation ofZywienie optymalne
by Jan Kwaśniewski, Tomasz Kwaśniewski1997
Life on fatAvailable only in Polish
1998/2000
The Optimal Diet CookbookAvailable in Polish and in German
Available in English (Optimal Nutrition), German (Optimal essen) and Russian (Оптимальное питание)
The Optimal DietAvailable in English (Homo optimus)
by Jan Kwaśniewski2001
Answering letters (Vol. 1)Available only in Polish
Answering letters (Vol. 2)Available only in Polish
Answering letters (Vol. 3)Available only in Polish
by Marek Chyliński, Jan Kwaśniewski2004
The optimal diet - the ideal dietAvailable only in Polish
by Jan Kwaśniewski2005
How to stay healthyAvaialble only in Polish
