Is Sous Vide the Healthiest Way to Cook?

Written By Marianne McConnell

I'm a chef and sous vide expert. I love to cook and use the sous vide technique to make the best food possible. I've worked in some of the best kitchens in the world, and I'm always looking for new ways to improve my cooking skills.

Sous vide cooking has become an increasingly popular method for home cooks and professional chefs alike. But is this trendy technique actually healthier than traditional cooking methods? Here’s an in-depth look at the pros, cons, and comparisons when it comes to sous vide.


Sous Vide Products I Use Every Day

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Anova Culinary AN400-US00 Nano Sous Vide Precision Cooker, 12.8" x 2.2" x 4.1", Black
Anova Precision Cooker Container 12L
[10 pack] Sous Vide Magnets to Keep Bags Submerged and In Place - Sous Vide Accessories to Stop Floating Bags and Undercooking - Great Alternative to Sous Vide Weights, Balls, Clips, and Racks
Anova Culinary ANVS01-US00 Anova Precision Vacuum Sealer, Includes 10 Precut Bags, For Sous Vide and Food Storage
Wevac Vacuum Sealer Bags 8x50, 11x50 Rolls 2 pack for Food Saver, Seal a Meal, Weston. Commercial Grade, BPA Free, Heavy Duty, Great for vac storage, Meal Prep or Sous Vide
Anova Culinary AN400-US00 Nano Sous Vide Precision Cooker, 12.8" x 2.2" x 4.1", Black
Anova Precision Cooker Container 12L
[10 pack] Sous Vide Magnets to Keep Bags Submerged and In Place - Sous Vide Accessories to Stop Floating Bags and Undercooking - Great Alternative to Sous Vide Weights, Balls, Clips, and Racks
Anova Culinary ANVS01-US00 Anova Precision Vacuum Sealer, Includes 10 Precut Bags, For Sous Vide and Food Storage
Wevac Vacuum Sealer Bags 8x50, 11x50 Rolls 2 pack for Food Saver, Seal a Meal, Weston. Commercial Grade, BPA Free, Heavy Duty, Great for vac storage, Meal Prep or Sous Vide
$99.00
$113.15
$24.99
$56.95
$18.99
Anova Culinary AN400-US00 Nano Sous Vide Precision Cooker, 12.8" x 2.2" x 4.1", Black
Anova Culinary AN400-US00 Nano Sous Vide Precision Cooker, 12.8" x 2.2" x 4.1", Black
$99.00
Anova Precision Cooker Container 12L
Anova Precision Cooker Container 12L
$113.15
[10 pack] Sous Vide Magnets to Keep Bags Submerged and In Place - Sous Vide Accessories to Stop Floating Bags and Undercooking - Great Alternative to Sous Vide Weights, Balls, Clips, and Racks
[10 pack] Sous Vide Magnets to Keep Bags Submerged and In Place - Sous Vide Accessories to Stop Floating Bags and Undercooking - Great Alternative to Sous Vide Weights, Balls, Clips, and Racks
$24.99
Anova Culinary ANVS01-US00 Anova Precision Vacuum Sealer, Includes 10 Precut Bags, For Sous Vide and Food Storage
Anova Culinary ANVS01-US00 Anova Precision Vacuum Sealer, Includes 10 Precut Bags, For Sous Vide and Food Storage
$56.95
Wevac Vacuum Sealer Bags 8x50, 11x50 Rolls 2 pack for Food Saver, Seal a Meal, Weston. Commercial Grade, BPA Free, Heavy Duty, Great for vac storage, Meal Prep or Sous Vide
Wevac Vacuum Sealer Bags 8x50, 11x50 Rolls 2 pack for Food Saver, Seal a Meal, Weston. Commercial Grade, BPA Free, Heavy Duty, Great for vac storage, Meal Prep or Sous Vide
$18.99

Last update on 2023-12-08 / Affiliate links / Images from Amazon Product Advertising API


What is Sous Vide Cooking?

Sous vide cooking involves vacuum sealing food in plastic bags, then submerging those bags in a temperature-controlled water bath for an extended period of time. The French term “sous vide” translates to “under vacuum.”

This technique allows you to precisely control the temperature of the food throughout the entire cooking process. The food cooks gently in the water bath until it reaches the desired doneness from edge to edge, without overcooking or losing moisture.

How Does Sous Vide Cooking Work?

Sous vide cooking relies on the concept of low and slow cooking. Food is cooked at much lower temperatures than typical cooking methods. For example, chicken might cook at only 145°F instead of oven temperatures of 350°F or higher.

The vacuum-sealed pouches help food retain moisture and heat during extended cooking. Convection currents in the water bath promote very even heating.

You need a few key pieces of equipment to cook sous vide:

  • Vacuum sealer – Removes oxygen and seals food in pouches
  • Water bath – Precisely controls temperature, heated by immersion circulator
  • Immersion circulator – Heats and circulates water at exact temps

What Are the Benefits of Sous Vide Cooking?

There are several compelling reasons why sous vide cooking can be a healthier technique:

1. Sous Vide Cooking Preserves Nutrients

Cooking at lower temperatures helps preserve many heat-sensitive vitamins and minerals that can be lost at high temperatures. For example, sous vide cooking retains 40-90% more B vitamins than conventional cooking methods.

2. Sous Vide Cooking Reduces the Need for Added Fats

Since food is cooked in vacuum-sealed pouches, less added fat is required. The small amount of natural fat in the food helps prevent drying out.

3. Sous Vide Cooking Provides Consistent Results

There’s no risk of over- or undercooking parts of the food, since the entire item cooks at the precise controlled temperature. You’ll get evenly cooked food every time.

4. Sous Vide Cooking Reduces the Risk of Overcooking

It’s easy to overcook food with traditional high-heat methods. Sous vide’s low gentle heat eliminates this problem. Meats come out tender and juicy without fail.

5. Sous Vide Cooking Enhances Flavor and Texture

Cooking for long periods extracts and concentrates subtle flavors and aromas from ingredients. Foods often have improved texture too.

What Are the Potential Risks of Sous Vide Cooking?

While sous vide offers many benefits, there are a few potential downsides to consider:

1. Sous Vide Cooking May Increase the Risk of Foodborne Illnesses

Extended cooking at lower temperatures could allow bacteria like salmonella or E. coli to survive rather than being killed by high heat. Proper handling is essential.

2. Sous Vide Cooking May Produce Harmful Chemicals in Some Foods

Certain foods like red meat can release carcinogenic compounds when held for long periods at lower temps before searing or grilling.

3. Sous Vide Cooking Requires Proper Food Handling and Storage

To prevent bacterial growth, food must be promptly chilled after cooking then properly reheated before serving. Contamination can occur if rules aren’t followed.

4. Sous Vide Cooking May Not Be Suitable for All Foods

While many foods benefit from sous vide, some ingredients don’t respond well. Vegetables can over-soften and eggs can develop a rubbery texture with prolonged cooking.

How Does Sous Vide Cooking Compare to Other Cooking Methods?

Evaluating how sous vide stacks up against other kitchen techniques provides useful insight into its relative health benefits and drawbacks:

Sous Vide Cooking vs. Steaming

Both techniques preserve nutrients better than high-heat methods. But sous vide provides more control over doneness. Steaming can overcook quicker.

Sous Vide Cooking vs. Boiling

Boiling causes more nutrient loss as they leech into cooking water. Sous vide retains vitamins and minerals better in sealed pouches.

Sous Vide Cooking vs. Grilling

Grilling can produce harmful compounds from fat and juices dripping onto heat source. Sous vide avoids this issue but grilling adds flavor.

Sous Vide Cooking vs. Baking

Baked goods lose moisture easily at high oven temperatures. Sous vide’s moist environment prevents drying out.

Sous Vide Cooking vs. Frying

Frying adds significant calories and degraded oils. Sous vide doesn’t require as much added fat to prevent drying out.

Conclusion: Is Sous Vide the Healthiest Way to Cook?

Sous vide cooking has some compelling benefits from a health standpoint. Cooking at precise lower temperatures can better preserve nutrients while also enhancing flavor and texture. However, proper handling and storage of food is essential to avoid potential foodborne illness risks. While not ideal for all ingredients, sous vide cooking can be a healthier choice for cooking many foods, especially delicate proteins and vegetables. With a few precautions, home cooks can utilize this innovative technique to enjoy nutritious and delicious meals.