What the Numbers on Your Egg Carton Really Mean — And Why Ignoring Them Could Make You Sick

Marking

What It Means

Grade AA, A, or B

Quality (AA = firmest whites, roundest yolks)

“Organic”

Hens fed organic feed, no antibiotics, outdoor access

“Cage-Free”

Hens not in cages—but may still be indoors

“Pasture-Raised”

Hens roam outdoors (most humane, best nutrition)

Plant code (e.g., P-1234)

Identifies the farm (can be traced in recalls)

🛡️ Tips to Prevent Egg-Related Illness

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