Just the facts. From the experts.
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Egg Labels Got You Scrambled?


A consumer recently saw local eggs being sold as "cage free, antibiotic free and hormone free" and had some questions about all those labels. How can eggs be produced without hormones? What's the difference between farm fresh eggs and those sold in the grocery store? We reached out to experts to help unscramble the mystery of egg labels.

Top Posts in July


Thanks for making July a great month here at Best Food Facts! We noticed you showed a little bit of extra love for a few posts, too! If you haven't yet - check out the top Best Food Facts posts from July. Which one was your favorite? Let us know in the comments!

The Beef with Hormones - and 8 Other Foods You Might Find Them In


We recently answered a reader question asking why the United States is the only country to allow hormones in food animal production and the answer is, well, it’s not. But why is it banned in some countries and why is it used at all? We checked in with Dan Thomson, MS, PhD, DVM, Jones Professor of Production Medicine and Epidemiology at Kansas State University, for some answers. Dr. Thomson tells us that we would have to ask the countries that don’t allow it and he can’t find any science to say that we shouldn’t be using this technology.

Why Is the United States the Only Country to Allow Hormones in Food Animal Production?


Do you buy milk labeled rBST-free? Are you worried about hormones in milk? We recently posted Are There Growth Hormones in Milk? and Hormones in Milk: Are They Causing Early Puberty in Girls?, but a recent consumer question about why hormones are used in food animal production had us reaching back out to Dr. Ann Macrina, Research/Teaching Associate at Penn State University.

6 Things You’ve Heard about Milk that are Wrong


There are a lot of misconceptions out there about milk. We’ve outlined six of the most prevalent misconceptions about conventional milk that you might be hearing.

What Foods Have the Highest Hormone Levels?


To regulate the flow of traffic, road signs and stop lights are used for drivers to refer to. Regulation of traffic wouldn’t be possible without road signs leading the way. In many cases, hormones and road signs play the same role. Hormones act as regulators for growth and metabolism in plants, animals and even humans. These chemical messengers are naturally occurring throughout all cell systems. Best Food Facts recently received a question regarding the level of hormones in food. We reached out to Dr. Ruth MacDonald and Dr. Ann Macrina for their expertise in hormones within food and livestock production.

Do Hormones in Milk, Meat and Eggs Cause Early Puberty?


Do hormones in milk, meat and eggs cause early puberty?

Are There More Hormones in Whole Milk?


We have so many choices in our grocery store's dairy case - whole milk, heavy whipping cream, 2% cheese, fat-free skim yogurt. But are there more steroid hormones in the full-fat versions of dairy products? If so, are high-fat dairy products, like whole milk and whipping cream, more likely to have more steroids than those dairy products with less fat, like fat free/skim milk?  

Are There Growth Hormones in Milk?


Recently, Best Food Facts received a reader comment asking which brands of milk contain growth hormones. To answer this question, we reached out to Dr. Ann Macrina, Research/Teaching Associate at Penn State University. Dr. Macrina previously answered questions about hormones in milk.

ABCs of Food: D is for Dairy


If you have questions about dairy, Best Food Facts experts can help. They’ve tackled some of the most common dairy myths to help separate fact from fiction.

Hormone Confusion: Cow milk vs. Human breast milk


The Best Food Facts post about hormones is one of the most visited pages on our site. It seems many readers want more information on the topic. Our experts have answered Are hormones in my milk and meat making my kids bigger? and What could be causing early puberty in girls?

Hormones in Beef? Reader Question Answered


Recently, Best Food Facts received a question from Maddee asking, "What is the hormone level (estrogen) in beef compared to that of other animal protein products? With that, how does an animal that has been implanted with synthetic hormones (estrogen) excrete those hormones?”

To answer Maddee's question, Best Food Facts contacted Dr. Ann Macrina from Penn State.

Antibiotics For Animals: Dangerous for Humans?



With all the buzz over questions about whether antibiotics fed to animals raised for food cause human antibiotic resistance, it seems apparent that this issue is at the forefront of consumer concerns. As well, we received the questions, “Why are antibiotics fed to livestock inside CAFOs or feedlots? Is this dangerous to humans?” from http://www.fooddialogues.com/. To address the topic, and as a follow up to our previous posts on the subject, we asked experts Dr. Peter Davies and Dr. H. Scott Hurd to respond.

Top Posts of 2011


As the year winds down, we'd like to thank all of our readers for taking time to learn more about our food system. We appreciate your comments and questions! We'd also like to thank our food system experts for providing their thoughts and expertise throughout the year.

What could be causing early puberty in girls? Expert clarifies reader question.


In the post, Hormones in Milk: Are They Causing Early Puberty in Girls, we wondered, what is causing early maturity in girls? Based on what Dr. Ann Macrina indicated, it could be any of several factors.

One of our readers, Dan, asked for clarification from Dr. Macrina: "Dr. Macrina indicated it could be any of several factors – better nourishment, higher body weight and some even suggest exposure to chemicals. Does Dr. Macrina mean chemicals like pesticides and herbicides?"

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