• TexMexBazooka@lemm.ee
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    4 months ago

    heavy sigh

    Vegans be reposting this link everywhere not realizing how silly it makes them look. First, one of its big points is that there hasn’t been much research done into feeding cats vegan diets, mostly because it’s a bad idea.

    Some great lines:

    Cats on a high-protein vegetarian diet exhibited hypokalemia which accompanied recurrent polymyopathy. There was also increased creatinine kinase activity, likely reflecting the muscle damage caused by the myopathy, and reduced urinary potassium concentrations.

    To simplify: even with protein supplements your cats muscles will decay over time.

    showed that plasma taurine concentrations decreased by approximately 87% after only 2 weeks on a vegetarian diet (from 122 μmol/L to 16μmol/L). By the end of the 6-week study, there was no detectable taurine in plasma. Taurine concentrations were not different between the potassium-supplemented and non-supplemented groups, with both groups showing this substantial drop in taurine.

    To simplify: Taurine supplements didn’t work. Though findings are mixed between all like, 3 studies that tried

    In cats fed vegetarian diets that were supplemented with potassium, a myopathy was seen within 2 weeks of the dietary change this was characterized by ventroflexion of the head and the neck. The cats also showed lateral head resting, a stiff gait, muscular weakness, unsteadiness, and the occasional tremor of the head and pinnae.

    To simplify: your car feels like shit and acts like they feel like shit

    Weight loss and poor coat condition have also been observed in cats fed vegetarian diets. However, most cats in another study had a normal coat condition and no obviously diet-related clinical abnormalities picked up by clinical examination [27]. Clinical signs of lethargy with altered mentation, dysorexia, and muscle wasting, along with gut signs of bloating and increased borborygmi have also been observed [30].

    Simplify: it was bad. Sometimes it wasn’t so bad, but lots of times it was bad and the owner should feel bad

    I can keep going, literally every paragraph has some good “don’t fucking do that” material.

    • Omniforous@mander.xyz
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      4 months ago

      Hey thanks for reading the analysis!

      I just have a couple points:

      The specific study you are referencing in the first 3 quotes is this one. In this study, cats were fed a “human vegetarian” diet. It was not cat food supplemented with more protein, it was casserole mince. The issue isn’t that taurine suppliments don’t work, it’s that those cats didn’t ge any taurine. From the remaining studies in the analysis, cats did not have any issue with taurine on a diet of commercial vegan cat food.

      For your last quote, the study they referenced is unfortunately behind a paywall. I do know it was a case study of only 2 cats, while there are other studies with a much larger sample size.

      In the future, if you see the same citation used over and over in an article like this, is usually a good idea to go and read it. It will make your time understanding the rest of the article much easier.

      I’m going to end with a quite from the publishers of this article that sums it up pretty well for me:

      This review has found that there is no convincing evidence of major impacts of vegan diets on dog or cat health.