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  4. Nutrient deficiencies such as B12 and the fat-soluble vitamins were discussed as a possible consequence of SIBO. Do you supplement with sublingual B12 or any other vitamins in a patient known to have SIBO? Is cod liver oil a good choice for A and D?

Nutrient deficiencies such as B12 and the fat-soluble vitamins were discussed as a possible consequence of SIBO. Do you supplement with sublingual B12 or any other vitamins in a patient known to have SIBO? Is cod liver oil a good choice for A and D?

Kelsey Marksteiner: Yes, I will definitely supplement with all that sort of stuff in someone with SIBO. For something like B12, I would probably test them first, just to see where their B12 is at currently and if they actually need B12. The same with vitamin D. I’d see where they’re at. But regardless, something like cod liver oil is a great choice.

The cod liver oil that I recommend and that Chris recommends is from Rosita. Let me see if we can pull this up so you guys can see it. They have an independent lab result, so you can see how much vitamin A, D, and all that kind of stuff is included. Let me just send this over to Lauren, and she’ll post it up for everybody. Hopefully we can get that up. Once we do, if you just scroll down a bit and you click “Nutrient Results,” you can see there it says vitamin E, vitamin A, vitamin D. In terms of retinol, you’re going to be getting 3,000 to 5,000 IU per teaspoon. That’s a pretty good dose, and you probably don’t need much more beyond that for vitamin A. That’s great. Then for vitamin D, you’re getting 400 to 500 IU per teaspoon. That is probably fine for someone who has adequate stores already, but for someone who has low vitamin D—if you test and you find that they have low vitamin D—they’re probably going to need quite a bit more than that. That totally depends on where your particular client is with their vitamin D level.

I mean, a multivitamin is not a bad choice for someone with SIBO because, like we’ve talked about, there are a lot of nutrient deficiencies that can happen. So anything that you can test, go ahead and test, and if they come back low, of course, supplement with that. But in general, something like a multivitamin could be a good idea just while you’re figuring out the SIBO, while you’re getting that fixed and they’re regaining digestive function again. Absorption is just going to be a tough thing while this is going on, and anything you can do to kind of make that easier for them is great. A multivitamin just to give them more to be able to absorb, since they’re not going to be absorbing probably a lot of what they’re actually eating, is a good idea.

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