Cook times
Brine Ratio
Salt grams = liters of water × 1000 × (percent ÷ 100). A 6% brine is 60 g salt per liter.
Reviewed September 2026
Enter your details
Results
Salt mass for a percent-by-weight water brine
This tool returns grams of salt for a chosen brine percent. The formula is salt grams = liters of water × 1000 × (percent ÷ 100). A 6% brine is 60 grams of salt in each liter of water. The 1000 factor treats one liter of water as 1000 grams, which matches the SI relationship between the kilogram and the gram and the kitchen habit of treating water density as 1 gram per milliliter near room temperature.
The output is a mixing weight. It is not a nutrition conversion of salt into milligrams of sodium, and it is not a daily sodium budget. Those are different jobs. Here the only question is how much salt to dissolve so the bath hits the percent you typed.
How to use this brine calculator
Measure the water you will actually use, in liters. Enter that volume and a salt percent between 2% and 10%. The default is 6%, which is 60 g/L. Weigh the displayed salt on a kitchen scale, then stir until the crystals disappear before you add food.
Do not convert the result to teaspoons and call it done. Crystal size changes how much salt fits in a spoon. Fine table salt packs tighter than many kosher salts. Two brands that share a name can differ by a factor of two by volume. The scale removes that argument.
Keep the finished brine at 40 °F (4 °C) or colder the entire time meat sits in it. FoodSafety.gov and FSIS treat 40 °F to 140 °F as the range where bacteria multiply quickly. A pot of brine left on the counter is in that range. Discard used meat brine. Do not pour it back onto a second batch or boil it and call it a sauce unless you have a separate recipe that starts from unused liquid.
Formula and a 2 liter worked example
Percent means weight of salt divided by weight of water, then multiplied by 100. With water taken as 1000 g/L, salt g = L × 1000 × (percent/100). At 6% that simplifies to 60 grams per liter.
For the widget defaults, 2 L at 6% is 2 × 1000 × 0.06 = 120 g of salt. At 4% the same 2 L needs 80 g. At 8% it needs 160 g. If you only have a 1.5 L container, 1.5 × 60 = 90 g at the 6% default.
Sugar, pickling spice, garlic, and citrus are flavor, not part of this percent. Adding a cup of sugar does not change the salt mass the formula just computed. It does change sweetness and can slightly change the total liquid if the sugar is already dissolved in extra water. Weigh salt against the water you entered, then add extras on top.
Salt mass for common kitchen volumes at 4%, 6%, and 8%
| Water | 4% salt | 6% salt (default) | 8% salt |
|---|---|---|---|
| 0.5 L | 20 g | 30 g | 40 g |
| 1 L | 40 g | 60 g | 80 g |
| 2 L (widget default) | 80 g | 120 g | 160 g |
| 4 L | 160 g | 240 g | 320 g |
Why the salt must be weighed
NIST defines the kilogram as the SI unit of mass and lists 1000 grams in one kilogram. Brine percent is a mass ratio. Volume spoons are a convenience for baking, not a substitute for that ratio. If a recipe says “1 cup of kosher salt per gallon,” it is already locked to one crystal brand. Swap the salt and the percent drifts.
USDA FoodData Central reports nutrients per 100 grams of edible food and, when a household measure exists, the gram weight of that measure. Those household grams are how survey databases convert “a teaspoon of salt” into a number. They are averages for a named product form. Your box may not match the average. A scale set to grams matches the formula directly.
What 4%, 6%, and 8% feel like in the kitchen
A 4% bath is a light overnight soak for thin cutlets or shrimp that will be cooked the same day. A 6% bath is a common starting point for chicken pieces and pork chops when you want seasoning through the meat without a ham-like bite. An 8% to 10% bath is a short, aggressive soak. Leave food in a strong brine too long and the surface turns spongy and overly salty.
These percents are cook’s conventions for refrigerated wet brines, not FSIS inspection limits and not a substitute for a tested canning recipe. If the goal is shelf-stable pickles or canned meat, stop and use a current USDA canning guide. This page does not process food for pantry storage.
Planning times for a refrigerated water-and-salt brine
| Food | Typical 6% window | Stop if |
|---|---|---|
| Boneless chicken pieces | 1 to 2 hours | Meat looks swollen or translucent |
| Bone-in chicken or pork chops | 2 to 4 hours | Surface feels mushy |
| Whole chicken, 1.5 to 2 kg | 8 to 12 hours | Skin is overly tight and slick |
| Pork loin roast | 8 to 12 hours | Center is still raw; brine is not a cook step |
| Turkey pieces | 4 to 8 hours | You already injected a salty solution |
Cold chain, leftover rules, and botulism
FSIS leftover guidance is the same physics that applies to a stockpot of brine. Bacteria grow rapidly between 40 °F and 140 °F. Refrigerate perishable food within 2 hours, or within 1 hour if the air is above 90 °F. Divide large volumes into shallow containers so the refrigerator can pull the center down. A tall bucket of warm brine in a packed fridge can sit warm in the middle for hours.
Clostridium botulinum is an anaerobic spore former. FSIS and CDC tie foodborne botulism to low-acid foods held in low-oxygen conditions without a validated process. Home-canned vegetables and meats are the classic problem. A sealed jar of leftover brine, a vacuum pouch of undercooked fish, or garlic oil left at room temperature is the same family of risk. A refrigerated open-container brine for same-week cooking is a different process. Do not treat this calculator as permission to can, vacuum-pack, or ferment meat in salt water on the counter.
CDC is blunt about home-canned low-acid food: follow the USDA Complete Guide, use the right canner for the food, and throw out jars you cannot trust. Never taste to check safety. You cannot see, smell, or taste botulinum toxin.
How to read the result and what to do next
Pat the food dry before it hits a hot pan or grill. Surface water steams and fights browning. Do not rinse unless the brine was so strong the surface tastes inedible; rinsing adds more wetness and splatters raw juices. Cook to the FSIS minimum for that cut. Poultry is 165 °F. Whole-muscle beef, pork, lamb, and veal steaks and chops are 145 °F with a 3-minute rest. Ground meat is 160 °F. Color after a brine can stay pinker than you expect. A thermometer decides doneness.
If the meat tastes too salty after cooking, the next batch needs a lower percent or a shorter time. Do not try to “fix” an already cooked piece by soaking it in plain water for an hour. You will wash flavor and still keep a salty core.
Accuracy limits and edge cases
The formula ignores the water already inside the meat and the salt that later migrates in. A 6% bath is not a 6% product. Thin pieces equalize faster than a bone-in roast. Frozen food dilutes the bath as ice melts. Start with thawed meat and a measured volume.
Iodized table salt works by weight. Anti-caking agents do not change the percent enough to matter at kitchen scale. Do not use salt substitutes that are mostly potassium chloride unless a clinician already cleared that swap. Those crystals are not sodium chloride and will not behave as this percent.
This page does not convert salt grams to dietary sodium milligrams. It does not estimate how much sodium a child will eat after the food is cooked. If you need that conversion, use a nutrition tool built for labels, not this mixer.
A sweet brine for pork chops sometimes looks like 6% salt plus a few tablespoons of brown sugar. Keep the salt line at the grams this tool printed. Dissolve sugar second. If you add so much sugar that you also add a cup of water to help it melt, you just changed the water volume and the percent. Re-enter the new liters.
Seafood brines are short. Shrimp can take salt fast and turn rubbery. Keep those soaks in the 15 to 30 minute range at 4% to 6%, still in the refrigerator, and cook the same day. Do not use this percent to salt-cure salmon for unrefrigerated storage. That is a different product with a botulism chapter of its own.
If the only container you have is marked in cups, convert to liters first. One US cup is 236.6 mL, so 8 cups is 1.89 L, not 2 L. At 6% that is 113 g of salt, not 120 g. The widget wants liters because the formula is built on 1000 g per liter. Rounding 8 cups up to 2 L makes a stronger bath than you measured.
How it works
Percent is weight salt divided by weight water. Keep the brine refrigerated. Discard used meat brine; do not reuse it.
Frequently asked questions
Table salt vs kosher?
Weigh the salt. Volume spoons differ by crystal size.
Related calculators
References
- NIST. SI Units - Mass
- FoodSafety.gov. 4 Steps to Food Safety
- USDA FSIS. Leftovers and Food Safety
- USDA ARS. FoodData Central
- USDA FSIS. Clostridium botulinum and Botulism
- CDC. Home-Canned Foods and Botulism
- USDA FSIS. Safe Minimum Internal Temperature Chart
- CDC. Botulism Prevention
Kitchen tools are estimates for home cooking. Nutrition tools are screening aids, not a diagnosis. They are not a substitute for a pediatrician or registered dietitian. Food-safety temperatures follow USDA FSIS. Do not reuse leftover meat brine.