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Dr. Kelly Picard, PhD RD

Dr. Kelly Picard, PhD RD

An Unscripted Renal Nutrition Expert

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Tag: Phosphorus Additives

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Phosphorus RD Q&A

A Simpler Way to Estimate Phosphorus Additives in Food

November 30, 2025November 29, 2025 Kelly Picard PhD RD

After publishing my recent post on Estimating Phosphorus Additives, I received a lot of great feedback—especially from clinicians who said the method was clear and

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Phosphorus

Estimating Phosphorus Additives: A Step-by-Step Guide for Clinicians

September 12, 2025October 26, 2025 Kelly Picard PhD RD

When it comes to managing hyperphosphatemia, it may not be enough to simply know which foods contain phosphorus additives. Often it is important to estimate

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Phosphorus

Phosphorus Additive Prevalence – 2025 Updates

April 9, 2025April 9, 2025 Kelly Picard PhD RD

The prevalence of phosphorus additives has been a growing concern (at least of my radar) for the last 10 years or so.  But I can

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Phosphorus RD Q&A

Is lecithin a phosphorus additive of concern?

January 25, 2025January 25, 2025 Kelly Picard PhD RD

Lecithin is one of the most common phosphorus based additives – even though it doesn’t have phosphorus in it’s name (more about that in my

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Journal Club Nutrition Research Methods Phosphorus

Phosphorus Additives: How Much and Where?

September 7, 2024September 7, 2024 Kelly Picard PhD RD

Understanding how much phosphorus additives we eat is becoming an increasingly asked question. With current labeling laws, producers do not have to declare how much

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Phosphorus

Do our patients need to worry about iron phosphate?

May 31, 2024May 31, 2024 Kelly Picard PhD RD

Today I received an email about iron phosphate and rice krispies. The question was whether or not iron phosphate would be considered an additive of

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closed soda bottles
Journal Club Phosphorus

Comparing phosphorus bioavailability in plant, animal and additives

February 14, 2024February 14, 2024 Kelly Picard PhD RD

When I was doing the research for my previous post on phosphorus bioavailability in plant foods, I came across this article and thought it would

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Phosphorus RD Q&A

Do processed plant sources of phosphorus still have low bioavailability?

February 10, 2024February 10, 2024 Kelly Picard PhD RD

Is the bioavailability of micronutrients in plants foods equal? Is the phosphorus bioavailability lower in all plant foods? Or does the level of processing matter?

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Free potatoes, sweet potato and
Phosphorus RD Q&A

Are “starches” phosphorus additives?

February 8, 2024February 8, 2024 Kelly Picard PhD RD

It is not uncommon to see “modified” or “resistant” starch listed on food labels, but do those starches contain phosphorus? The easy answer – sometimes

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