A "detox recipe" list read on a busy week is aspirational at best — nobody is cooking four separate recipes from scratch every day. What actually gets used is whichever of these can be made once and eaten over several days, so that's the angle worth taking with this list.
Date and oat energy balls are the clear winner for make-ahead: a single batch of 8 pitted dates and a cup of oats keeps refrigerated for about a week, and freezes well past that if wrapped individually. Porridge freezes less well — it separates and needs re-stirring with a splash of milk after thawing, which some people don't mind and others find not worth the trouble. Smoothies don't freeze as a finished drink at all; the workaround is freezing the dates and other solid ingredients in portioned bags, then blending fresh each morning, which cuts prep to under a minute.
Salad-style combinations (chopped dates, nuts, a light dressing) are the one item on the list that genuinely doesn't keep — the dates start releasing moisture into the dressing within a few hours, so this one has to be assembled fresh each time rather than batched.
Kurma Wholesaler Online is worth checking for bulk pitted-date packs if batch cooking becomes a weekly habit rather than a one-off. Our about us page has more on where our stock comes from, and the contact page is the quickest way to ask about pack sizes.
None of this removes toxins from anything — that's a marketing label, not a property of the food. What batching actually buys is time, and dates hold up to batching better than most of the other ingredients on a typical list.