Sources addressing whether powdered milk requires chalav yisrael (milk under Jewish supervision) certification, drawing on classical halakhic framework for dairy product supervision and kashrut standards.
שכל היוצא מן הטמא טמא
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Teshuvot Igrot Moshe Yoreh De'ah 1:47
Rav Moshe Feinstein discusses the permissibility of powdered milk and whether it requires the ordinary chalav yisrael supervision associated with liquid milk. He explains the halakhic basis for leniency and addresses the supervision question directly.
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Teshuvot Igrot Moshe Yoreh De'ah 2:35
A further responsum on milk supervision and dairy products, clarifying the scope of leniencies and the conditions under which commercially produced milk products may be used. This is relevant to the powdered-milk chalav yisrael question.
Igros Moshe is not freely available in text. This PDF surfaced in our research. Please use the feedback buttons below to help us improve.
שולחן ערוך, יורה דעה פ״א
Shulchan Arukh, Yoreh De'ah 81
The governing halakhic siman on the laws of milk and dairy products, including the baseline framework for permitted milk and related supervision issues. This is the practical-code anchor for any discussion of chalav yisrael.
שכל היוצא מן הטמא טמא (ודברים היוצאים מן החי והם מותרים). ובו ט' סעיפים: חלב בהמה וחיה טמאה או טריפה וצירה ומי רגליה אסורים כבשרה ויש מי שמתיר במי רגליה (רמב"ם פ"ד ד"כ) אבל מי רגלים דאדם לדברי הכל מותרים: