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Spleen Supplements: Myths, Risks, and Evidence-Based Alternatives

Spleen supplements — usually made from freeze-dried bovine or porcine spleen — are marketed as powerful immune system enhancers, red blood cell boosters, and nutrient-dense “ancestral” foods. Advocates claim that the peptides and compounds in spleen tissue can improve immunity, fight infections, and even enhance athletic performance. The marketing often leans on two narratives: the […]

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Kidney Supplements: Myths, Risks, and Evidence-Based Alternatives

Kidney supplements — often made from freeze-dried bovine or porcine kidney — are marketed as powerful detoxifiers, adrenal supporters, and nutrient-dense “ancestral” superfoods. Brands claim they can improve kidney health, regulate blood pressure, and enhance hydration through naturally occurring vitamins, minerals, and peptides. The marketing leans heavily on the “like supports like” theory, suggesting that […]