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These are usually the highest in sodium and contain the most additives and preservatives.

Another important factor is sodium content.

A sealed pack of six sausages is placed against a background with alternating red and yellow rays

(TheDietary Guidelines for Americansrecommend that adults limit sodium intake to less than 2,300 mg per day.)

This article originally appeared onHuffPost.

Three people dress casually and sit while sharing hot dogs. One person pours mustard on a hot dog. They appear to be enjoying a casual meal together

Three hot dogs with ketchup and mustard on a white plate placed on a checkered tablecloth

Two gourmet hot dogs topped with diced onions, pickles, lettuce, mustard, and a red sauce on a plate

Package of Organic Valley Organic Uncured 100% Grass-Fed Beef Hot Dogs, 10 oz. The label notes high protein content and no antibiotics or added nitrates

Applegate Naturals uncured beef hot dog package with label details, including nutrition facts and claims of 100% natural, grass-fed, and land-regenerative practices

Ball Park Prime uncured beef franks package, showing a hot dog with nutritional facts and USDA Prime Beef certified label

Applegate Naturals Natural Stadium Uncured Beef & Pork Hot Dog packaging with nutrition facts, ingredients, and product claims on the front

Seemore La Dolce Beet-A Sausage with pork, fresh beets, garlic, and fennel in a vacuum-sealed package

Package of Kayem Beef & Pork Hot Dogs featuring six hot dogs, labeled "No By-Products," "No Fillers," and "No Artificial Flavors," with instructions to keep refrigerated

Organic Valley Organic Uncured Pasture-Raised Turkey Hot Dogs packaging, highlighting 8g protein, 20% less fat, and no nitrate/nitrite added

Applegate Naturals turkey hot dog packaging. Includes nutrition facts, label claims like "No Antibiotics Ever," and a USDA Organic seal. Net wt. 10 oz (283g)

Packaging for Ball Park White Meat Smoked Turkey Franks. It highlights 100% white turkey meat, no artificial colors, flavors, or by-products. 45 calories per frank

Applegate Organic Chicken Hot Dog packaging. Highlights include "No Antibiotics Ever", "Humanely Raised", USDA Organic and Whole30 Approved labels, and nutritional facts

Package of Bilinski's Organic Mild Italian with Bell Peppers Chicken Sausage. Text highlights no casing, 13g protein, organic, no antibiotics, fully cooked, and gluten-free

Package of Gwaltney Great Dogs, 3-pound family pack of original bun-size chicken hot dogs, 24 count, labeled with "40% less fat" and "America's #1"

Package of Upton's Naturals Updog vegan hot dogs showing an illustrated man with a mustache and nutritional information stating "Good Source of Protein"

Packaging of jack & annie's apple sausage, made from real, whole plants. The package shows sausages through a transparent section and a character holding a large sausage

Lightlife Smart Dogs package showing plant-based hot dogs, labeled with 8g protein, 0g sat fat, and non-GMO certification

Close-up of a person adding mustard to a hot dog at an outdoor gathering, with blurred background of food and decor