Always take fat-soluble vitamins as the ADEK complex
The speaker deduces this protocol from the observation that studies showing vitamin A toxicity administered A alone, while studies giving A and D3 together showed no toxicity regardless of dose. Biological plausibility comes from the fact that animal sources (liver, eggs, butter) and plant sources all contain a mixture of A, D, E, and K in their fat fraction. He quotes Jerzy Zięba's book, which collected such studies. The speaker then states this as a dogmatic rule: 'fat-soluble vitamins are always together in nature, so you must take them together.' He extends the logic: the more vitamin D you take, the more vitamin K2 you need (K2 has no toxicity, so the only limit is cost). This protocol is positioned as the overarching safety strategy that nullifies the hypervitaminosis A scare. Without the complex, isolated high-dose A is risky; with the complex, safety is assured.
The speaker does not provide a detailed biochemical mechanism for why co-administration blocks toxicity, but implies competitive or synergistic effects at the level of cellular uptake or receptor binding. He states simply that together they are safe.
Przyroda nie podaje jednej witaminy A, D, E, K w jakimś produkcie... Jak rozpuszczalne w tłuszczach, to są razem. I zawsze powinniśmy stosować to w kompleksie ADEK. To jest dogmat.

