The Freeze-Dried Dog Food Rehydration Guide

Freeze-dried dog food can be fed either dry or rehydrated. Rehydrating is generally preferred for the complete diet context. Here's how to do it correctly and why it matters.

Why Rehydrate

Palatability: most dogs find rehydrated freeze-dried food more appealing than the dry version. The moisture activates flavor compounds and more closely mimics the texture of fresh food. For picky eaters, this is often the difference between enthusiastic eating and reluctant eating.

Hydration: dogs eating exclusively dry food may have chronically low hydration. Adding water through the food contributes meaningfully to daily water intake. Dogs fed moisture-rich food produce lighter-colored urine and have better skin turgor than dry-food-only dogs.

Digestion: the rehydrated texture is closer to whole food, which may support better digestive function for some dogs with sensitive stomachs.

The Rehydration Process

Water ratio: follow the manufacturer's guidelines. Most freeze-dried complete foods call for a 1:1 ratio by weight (equal parts water to food by weight) or by volume. Check the specific product.

Water temperature: use cool or room temperature water. Hot water can partially cook the food, defeating the purpose of freeze-drying by applying heat after the fact. Warm water (not hot) is acceptable for dogs who prefer it or in cold weather.

Time: let the food absorb the water for 3-5 minutes before serving. This allows the food to fully rehydrate and reach an even texture. Longer soaking is fine (up to 20-30 minutes) for dogs who prefer a softer consistency.

Bone broth alternative: use unsalted bone broth instead of plain water to rehydrate. This increases palatability and adds gelatin, glycine, and glucosamine to the meal. Avoid broths with onion or garlic.

Dry Feeding

Feeding freeze-dried food dry is nutritionally equivalent to rehydrated. The food has the same nutrient content either way. Dry feeding is more convenient as a treat, food topper, or for travel. Ensure adequate water availability when feeding dry freeze-dried food as the sole diet, as the dog will need to drink more water to compensate for the lack of moisture in the food.

Storage After Opening

Reseal the bag tightly or transfer to an airtight container. Store in a cool, dry place away from light. Opened freeze-dried food typically has a 1-2 month shelf life at room temperature and 2-3 months refrigerated. The fats in the food can oxidize with air exposure, causing rancidity. Trust your nose: fresh freeze-dried food has a pleasant, mild meaty smell. Rancid food will have a distinctly sour or off smell.

Browse our complete freeze-dried raw collection for rehydration-ready complete foods and the full food range for complementary options.