mL to g Calculator
Convert any volume in milliliters (mL) to mass in grams (g). Select your substance for accurate density-based conversion.
Watch Your Conversion Come Alive
This diagram reacts in real-time to the calculator above. Change the volume, substance, or density and watch the beaker, density wheel, and scale respond instantly.
How to Convert mL to Grams
Converting milliliters to grams requires knowing the density of the substance. Since mL measures volume and grams measure mass, density bridges the two.
The Formula
Step-by-Step Example
Converting 250 mL of honey to grams:
- Identify the density of honey: 1.420 g/mL
- Multiply: 250 ร 1.420 = 355 g
So 250 mL of honey = 355 grams.
For smaller masses, switch to the milliliters to milligrams tool, or scale up with the mL to kilograms converter. The same density-based method powers the general volume to mass converter, and you can find or compute any substance's density with the density calculator. To convert between other units, return to the main mL to mg converter.
When Is This Useful?
- Cooking & baking โ When a recipe lists ingredients in mL but your scale measures grams.
- Science labs โ When preparing solutions that require mass from volumetric data.
- Nutrition โ When converting liquid serving sizes to gram-based nutritional data.
- Pharmacy โ When calculating drug dosages from liquid volumes.
Related Converters
Other conversions you may find useful.
Common mL to Grams Conversions
How many grams are in common milliliter measurements (based on water, density = 1.000 g/mL).
| Milliliters | Water (g) |
|---|---|
| 1 mL | 1 g |
| 10 mL | 10 g |
| 15 mL | 15 g |
| 30 mL | 30 g |
| 50 mL | 50 g |
| 100 mL | 100 g |
| 120 mL | 120 g |
| 150 mL | 150 g |
| 250 mL | 250 g |
| 350 mL | 350 g |
| 500 mL | 500 g |
| 1000 mL | 1000 g |
mL to Grams Conversion for Common Ingredients
Accurate mL to grams values for popular cooking, baking, and laboratory substances.
Water
Density: 1.000 g/mL| mL | Grams (g) |
|---|---|
| 1 mL | 1 g |
| 5 mL | 5 g |
| 10 mL | 10 g |
| 25 mL | 25 g |
| 50 mL | 50 g |
| 100 mL | 100 g |
| 250 mL | 250 g |
| 500 mL | 500 g |
Milk (whole)
Density: 1.030 g/mL| mL | Grams (g) |
|---|---|
| 1 mL | 1.03 g |
| 5 mL | 5.15 g |
| 10 mL | 10.3 g |
| 25 mL | 25.75 g |
| 50 mL | 51.5 g |
| 100 mL | 103 g |
| 250 mL | 257.5 g |
| 500 mL | 515 g |
Honey
Density: 1.420 g/mL| mL | Grams (g) |
|---|---|
| 1 mL | 1.42 g |
| 5 mL | 7.1 g |
| 10 mL | 14.2 g |
| 25 mL | 35.5 g |
| 50 mL | 71 g |
| 100 mL | 142 g |
| 250 mL | 355 g |
| 500 mL | 710 g |
Olive Oil
Density: 0.918 g/mL| mL | Grams (g) |
|---|---|
| 1 mL | 0.92 g |
| 5 mL | 4.59 g |
| 10 mL | 9.18 g |
| 25 mL | 22.95 g |
| 50 mL | 45.9 g |
| 100 mL | 91.8 g |
| 250 mL | 229.5 g |
| 500 mL | 459 g |
Flour
Density: 0.593 g/mL| mL | Grams (g) |
|---|---|
| 1 mL | 0.59 g |
| 5 mL | 2.97 g |
| 10 mL | 5.93 g |
| 25 mL | 14.83 g |
| 50 mL | 29.65 g |
| 100 mL | 59.3 g |
| 250 mL | 148.25 g |
| 500 mL | 296.5 g |
Sugar
Density: 0.845 g/mL| mL | Grams (g) |
|---|---|
| 1 mL | 0.85 g |
| 5 mL | 4.23 g |
| 10 mL | 8.45 g |
| 25 mL | 21.13 g |
| 50 mL | 42.25 g |
| 100 mL | 84.5 g |
| 250 mL | 211.25 g |
| 500 mL | 422.5 g |
Alcohol (Ethanol)
Density: 0.789 g/mL| mL | Grams (g) |
|---|---|
| 1 mL | 0.79 g |
| 5 mL | 3.95 g |
| 10 mL | 7.89 g |
| 25 mL | 19.73 g |
| 50 mL | 39.45 g |
| 100 mL | 78.9 g |
| 250 mL | 197.25 g |
| 500 mL | 394.5 g |
Coconut Oil
Density: 0.880 g/mL| mL | Grams (g) |
|---|---|
| 1 mL | 0.88 g |
| 5 mL | 4.4 g |
| 10 mL | 8.8 g |
| 25 mL | 22 g |
| 50 mL | 44 g |
| 100 mL | 88 g |
| 250 mL | 220 g |
| 500 mL | 440 g |
Maple Syrup
Density: 1.330 g/mL| mL | Grams (g) |
|---|---|
| 1 mL | 1.33 g |
| 5 mL | 6.65 g |
| 10 mL | 13.3 g |
| 25 mL | 33.25 g |
| 50 mL | 66.5 g |
| 100 mL | 133 g |
| 250 mL | 332.5 g |
| 500 mL | 665 g |
Mercury
Density: 13.534 g/mL| mL | Grams (g) |
|---|---|
| 1 mL | 13.53 g |
| 5 mL | 67.67 g |
| 10 mL | 135.34 g |
| 25 mL | 338.35 g |
| 50 mL | 676.7 g |
| 100 mL | 1,353.4 g |
| 250 mL | 3,383.5 g |
| 500 mL | 6,767 g |
100 mL to Grams
100 mL equals the following in grams, depending on the substance:
250 mL to Grams
250 mL equals the following in grams, depending on the substance:
500 mL to Grams
500 mL equals the following in grams, depending on the substance:
1000 mL to Grams
1000 mL equals the following in grams, depending on the substance:
Why mL Cannot Be Directly Converted to Grams
mL = Volume
Milliliters (mL) measure volume โ the amount of space a substance occupies. It tells you how much room something takes up, not how heavy it is. For example, 100 mL of feathers and 100 mL of honey both occupy the same space, but they weigh very differently.
Grams = Mass
Grams (g) measure mass โ the actual weight of a substance. Mass depends on how tightly packed the molecules of that substance are. A gram of water and a gram of mercury both weigh the same, but they take up vastly different amounts of space.
Density Is Required
Density is the bridge between volume and mass. It tells you how many grams fit into one milliliter of a substance. The formula is: grams = mL ร density. Without knowing the density, there is no way to accurately convert between mL and grams. Water has a density of 1.000 g/mL, so 1 mL = 1 g. But honey has a density of 1.420 g/mL, meaning 1 mL = 1.42 g.
๐ก Bottom line: You can only convert mL to grams if you know the substance's density. Different substances have different densities, so the same volume can yield very different weights. Always use the formula g = mL ร density (g/mL) for an accurate conversion.
Popular mL to Gram Conversions
Detailed mass calculations across small, medium, and large liquid volumes for everyday kitchen, laboratory, and industrial applications.
Small Volume Conversions
Small volume measurements between 1 mL and 30 mL are standard for culinary spoon sizes (teaspoons, tablespoons), medical dosing syringes, coffee espresso extractions, and liquid flavoring concentrates. Because small volume errors compound rapidly when scaling recipes or chemical solutions, applying exact material density is paramount.
| Volume (mL) | Water (1.000 g/mL) | Whole Milk (1.030 g/mL) | Pure Honey (1.420 g/mL) | Olive Oil (0.918 g/mL) | Flour (0.593 g/mL) | Sugar (0.845 g/mL) |
|---|---|---|---|---|---|---|
| 1 mL | 1.00 g | 1.03 g | 1.42 g | 0.92 g | 0.59 g | 0.85 g |
| 2 mL | 2.00 g | 2.06 g | 2.84 g | 1.84 g | 1.19 g | 1.69 g |
| 5 mL | 5.00 g | 5.15 g | 7.10 g | 4.59 g | 2.97 g | 4.23 g |
| 10 mL | 10.0 g | 10.3 g | 14.2 g | 9.18 g | 5.93 g | 8.45 g |
| 15 mL | 15.0 g | 15.5 g | 21.3 g | 13.8 g | 8.90 g | 12.7 g |
| 20 mL | 20.0 g | 20.6 g | 28.4 g | 18.4 g | 11.9 g | 16.9 g |
| 30 mL | 30.0 g | 30.9 g | 42.6 g | 27.5 g | 17.8 g | 25.4 g |
Medium Volume Conversions
Medium volumes from 50 mL to 250 mL represent standard liquid serving glasses, metric cups (250 mL), US customary cups (~240 mL), liquid measuring jugs, and culinary sauce preparations. In professional pastry baking, substituting volume pour with mass on a digital scale improves product consistency and crumb structure.
| Volume (mL) | Water (1.000 g/mL) | Whole Milk (1.030 g/mL) | Pure Honey (1.420 g/mL) | Olive Oil (0.918 g/mL) | Flour (0.593 g/mL) | Sugar (0.845 g/mL) |
|---|---|---|---|---|---|---|
| 50 mL | 50.0 g | 51.5 g | 71.0 g | 45.9 g | 29.7 g | 42.3 g |
| 100 mL | 100 g | 103 g | 142 g | 91.8 g | 59.3 g | 84.5 g |
| 120 mL | 120 g | 124 g | 170 g | 110 g | 71.2 g | 101 g |
| 150 mL | 150 g | 155 g | 213 g | 138 g | 89.0 g | 127 g |
| 200 mL | 200 g | 206 g | 284 g | 184 g | 119 g | 169 g |
| 250 mL | 250 g | 258 g | 355 g | 230 g | 148 g | 211 g |
Large Volume Conversions
Large volumes spanning 300 mL to 2,000 mL (2 Liters) are routinely handled in commercial food manufacturing, beverage bottling, bulk meal prepping, fitness hydration tracking, and chemical compounding. For instance, 1,000 mL (1 Liter) of pure honey weighs 1,420 grams (1.42 kg), whereas 1,000 mL of olive oil weighs only 918 gramsโa weight difference of over 500 grams for the exact same physical container volume.
| Volume (mL) | Water (1.000 g/mL) | Whole Milk (1.030 g/mL) | Pure Honey (1.420 g/mL) | Olive Oil (0.918 g/mL) | Flour (0.593 g/mL) | Sugar (0.845 g/mL) |
|---|---|---|---|---|---|---|
| 300 mL | 300 g | 309 g | 426 g | 275 g | 178 g | 254 g |
| 500 mL | 500 g | 515 g | 710 g | 459 g | 297 g | 423 g |
| 750 mL | 750 g | 773 g | 1065 g | 689 g | 445 g | 634 g |
| 1000 mL | 1,000 g | 1,030 g | 1,420 g | 918 g | 593 g | 845 g |
| 1500 mL | 1,500 g | 1,545 g | 2,130 g | 1,377 g | 890 g | 1,268 g |
| 2000 mL | 2,000 g | 2,060 g | 2,840 g | 1,836 g | 1,186 g | 1,690 g |
mL to Gram Conversion by Ingredient Category
Explore liquid and dry material densities categorized by culinary and scientific material groups.
Dairy Products
Whole Milk
Standard whole milk with ~3.25% butterfat content.
Heavy Cream
High butterfat emulsion, slightly lighter than water.
Condensed Milk
Heavy, sugar-rich milk reduction with reduced moisture.
Plain Yogurt
Cultured semi-solid dairy product with mild acidity.
Melted Butter
Liquefied milk fat expanding slightly upon heating.
Baking Ingredients
All-Purpose Flour
Sifted cereal flour with high air void ratio between granules.
Granulated Sugar
Refined sucrose crystals with consistent packing density.
Powdered Sugar
Finely ground sugar with anti-caking cornstarch.
Cocoa Powder
Unsweetened cocoa solids with porous particle matrix.
Baking Soda
Sodium bicarbonate mineral powder for leavening.
Cooking Oils
Extra Virgin Olive Oil
Cold-pressed plant triglycerides, naturally buoyant on water.
Vegetable Oil
Refined seed oil blend for general culinary frying.
Coconut Oil (Liquid)
Medium-chain lipid liquid above 24ยฐC melting threshold.
Sesame Oil
Aromatic pressed seed oil with rich lipid density.
Avocado Oil
High-smoke-point monounsaturated fruit pulp oil.
Sweeteners
Pure Honey
Supersaturated natural carbohydrate syrup with low water activity.
Pure Maple Syrup
Concentrated maple sap syrup boiled to 66ยฐ Brix.
Agave Nectar
Fructose-rich plant extract syrup with high specific gravity.
Corn Syrup
Glucose syrup polymer used for moisture retention in sweets.
Blackstrap Molasses
Dense sugar cane reduction residue rich in minerals.
Common Liquids
Pure Water
Universal metric reference liquid at standard 4ยฐC temperature.
Ethanol (Alcohol)
Volatile organic solvent liquid lighter than pure water.
Soy Sauce
Fermented condiment solution dense with dissolved sodium chloride.
Distilled White Vinegar
Dilute 5% acetic acid solution slightly heavier than pure water.
Apple Juice
Clarified fruit extract with natural dissolved fruit sugars.
Why Does the Same mL Give Different Gram Values?
Understanding the physical properties of matter that cause identical liquid volumes to vary in mass.
Density Comparison
When you hold a beaker containing 100 mL of pure honey alongside a beaker containing 100 mL of olive oil, both containers occupy identical spatial dimensions. However, placing them on an analytical scale reveals that honey weighs 142.0 grams while olive oil weighs only 91.8 grams. This discrepancy occurs because density (ρ) represents the quantity of mass packed into a unit volume (ρ = m / V).
100 mL Honey
142.0 gramsTightly bound glucose & fructose molecules with low moisture content form a dense molecular lattice.
100 mL Water
100.0 gramsStandard liquid benchmark where 1 mL of volume equals exactly 1 gram of mass at 4ยฐC.
100 mL Olive Oil
91.8 gramsLong hydrocarbon fatty acid chains create lower molecular packing density than water molecules.
100 mL Flour
59.3 gramsGranular solid particles trap air voids within the volumetric space, resulting in low bulk density.
Why Density Matters
In physical science and culinary arts, confusing volume with mass is one of the most common sources of error. Measuring cups indicate capacity (how much room a liquid takes up), while kitchen scales measure gravitational mass pull. Relying on volumetric liquid cups without adjusting for specific gravity leads to incorrect ingredient ratios, failed dough hydration levels, and inaccurate chemical stoichiometry.
Which Ingredients Are Heaviest?
The heaviest liquids per milliliter are those with high atomic weights, dense molecular structures, or high dissolved sugar/mineral contents. Liquid mercury is the heaviest known liquid at room temperature (13.534 g/mL), making 100 mL weigh an extraordinary 1,353.4 grams (1.35 kg). In culinary applications, syrups like pure honey (1.42 g/mL), blackstrap molasses (1.40 g/mL), agave nectar (1.38 g/mL), and sweetened condensed milk (1.29 g/mL) represent the heaviest common kitchen liquids.
Which Ingredients Are Lightest?
The lightest materials per milliliter include organic solvents, pure fats, and aerated dry powders. Pure ethanol alcohol (0.789 g/mL) and coconut oil (0.88 g/mL) are significantly lighter than water. Aerated dry baking ingredients possess even lower bulk densities: cocoa powder weighs approximately 0.52 grams per mL, powdered sugar weighs 0.56 grams per mL, and unsifted all-purpose flour weighs approximately 0.593 grams per mL.
Practical Uses of mL to Gram Conversion
Discover how converting milliliters to grams powers precision workflows across diverse fields.
Cooking
Converting liquid volumes (mL) to grams allows chefs to pour liquids directly into mixing bowls placed on digital kitchen scales. This eliminates messy measuring cups, speeds up cleanup, and ensures exact liquid-to-solid balance in sauces, marinades, and reductions.
Baking
Professional pastry baking is a science of precise mass percentages (baker's math). Converting water, milk, oil, and liquid sweeteners from mL to grams ensures accurate baker's hydration ratios, preventing dry loaves, collapsed cakes, or uneven cookie spreads.
Meal Preparation
Nutritional tracking databases (such as USDA FoodData Central) record macronutrient values (protein, fat, carbohydrates) in grams. Converting liquid servings like salad dressings, fruit juices, and oil pours from mL to grams allows exact calorie tracking.
Pharmaceuticals
Compounding pharmacists and healthcare professionals convert liquid vehicle volumes (mL) to active drug masses to formulate pediatric suspensions, oral syrups, and liquid dosages with exact milligram/gram safety tolerances.
Laboratory Measurements
Analytical chemistry relies on gravimetric measurements to verify volumetric glassware calibrations (pipettes, burettes, volumetric flasks). Converting measured liquid volumes to mass using exact liquid density ensures accurate solution molarity.
Chemical Mixing
Industrial chemical manufacturing, cosmetic emulsion blending, and epoxy resin mixing require precise stoichiometric mass ratios. Metering liquid components by volumetric flow and converting to mass grams maintains batch quality control.
Most Common mL to Gram Conversion Questions
In-depth technical answers to popular questions about converting liquid volumes to mass weight.
Is 100 mL Always Equal to 100 g?
No. 100 mL is equal to 100 grams only for pure water at standard temperature (4ยฐC / 39.2ยฐF). For all other materials, 100 mL yields a different gram weight based on physical mass density. For instance, 100 mL of pure honey equals 142 grams, 100 mL of whole milk equals 103 grams, 100 mL of olive oil equals 91.8 grams, and 100 mL of sifted flour weighs approximately 59.3 grams.
Can I Convert Without Density?
No. It is mathematically impossible to convert volume (milliliters) directly to mass (grams) without knowing the substance's density or specific gravity. Milliliters measure three-dimensional spatial volume, while grams measure physical mass weight. Density (ρ = m / V) is the mandatory physical constant connecting the two dimensions.
Why Does Honey Weigh More Than Water?
Honey weighs more than water because of its low moisture content (under 18% water) and extremely high concentration of natural sugars (fructose and glucose). The sugar molecules in honey are closely packed in a dense liquid matrix, giving honey a high density of ~1.420 g/mL compared to water's 1.000 g/mL.
Does Temperature Affect Density?
Yes. Almost all liquids undergo thermal expansion as temperature increases, causing the molecules to spread further apart and occupying greater volume for the same mass. Consequently, liquid density decreases as temperature rises. For example, water density peaks at 1.0000 g/mL at 4ยฐC, drops to 0.9982 g/mL at room temperature (20ยฐC / 68ยฐF), and decreases further to 0.9584 g/mL near its boiling point (100ยฐC / 212ยฐF).
Why Do Recipes Prefer Grams?
Professional recipes prefer grams over milliliters or cups because digital scales measure absolute mass with zero ambiguity. Volumetric cups introduce severe human errors through uneven ingredient packing, surface tension, bubble formation, and cup calibration inconsistencies. Weighing ingredients in grams guarantees identical results regardless of environmental factors.
Why Do Laboratories Use Density?
Laboratories rely on liquid density to verify volumetric dispense precision and to convert volumetric readings from glass burettes, pipettes, and pycnometers into exact mass values. This gravimetric verification ensures high accuracy in chemical reactions, titrations, molar concentration preparations, and quality assurance protocols.
Quick Conversion Tips
Essential guidelines for fast, accurate volume-to-mass conversions in kitchen and lab environments.
Water is the exception
Remember the 1:1 rule: for pure water and water-based liquids like clear broth or skim milk, 1 mL equals 1 gram. This 1:1 ratio allows instant mental conversion without complex calculation.
Choose the correct ingredient
Always select the specific density value for your exact ingredient. Sub-types matter: heavy cream (0.994 g/mL) differs from whole milk (1.030 g/mL), and powdered sugar (0.560 g/mL) differs from granulated sugar (0.845 g/mL).
Avoid using water density for all substances
Never assume 1 mL = 1 g for cooking oils, syrups, or dry powders. Using water density for honey creates a 42% mass error, while using it for flour creates a 40% error, leading to ruined recipe textures.
Temperature considerations
Standard reference densities assume ambient room temperature (~20ยฐC / 68ยฐF). Warm or melted fats (such as hot butter or heated oil) expand and become slightly less dense than cold room-temperature liquids.
Compare the Weight of 100 mL Across Common Ingredients
Visualizing how identical 100 mL spatial volumes compare in actual gram weight due to density variations.
Why Density Changes the Conversion
The visual comparison below demonstrates why volume cannot be treated as weight. When you measure 100 mL in a graduated cylinder, the liquid volume is fixed. However, because molecular mass packing varies widely between chemical structures, 100 mL ranges from 52 grams for cocoa powder up to an astonishing 1,353.4 grams for liquid mercury.
Scientific References Used for Density Values
Source data standards and measurement conditions powering our mL to gram calculation engine.
Standard Density References
Density figures utilized in our conversion algorithms are compiled from authoritative international physical and food science databases, including:
- NIST Chemistry WebBook: National Institute of Standards and Technology thermophysical property databases.
- USDA FoodData Central: United States Department of Agriculture official ingredient density tables.
- CRC Handbook of Chemistry and Physics: 104th Edition standard liquid mass density tables.
Measurement Conditions
All baseline physical liquid density constants are benchmarked under standard laboratory environmental conditions:
- Standard Temperature: 20.0 ยฐC (68.0 ยฐF) ambient temperature.
- Atmospheric Pressure: 1.000 atm (101.325 kPa / 760 mmHg).
- Purity Threshold: Analytical grade liquid solvents and standard commercial culinary purity specifications.
Accuracy Disclaimer
While our database utilizes high-precision scientific reference values, real-world culinary ingredients may exhibit slight natural density variations (+/- 2-5%) based on fat percentages, sugar Brix degrees, agricultural growing conditions, and ambient storage humidity.
Last Density Database Update
Database Version: 2026.1 Reference Release
Last Audit Date: August 2026
Our database is continuously updated against new NIST thermophysical releases and USDA FoodData Central publications to guarantee ongoing conversion precision.
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mL to Grams FAQ
Common questions about converting milliliters to grams for cooking, baking, and scientific measurements.
Melted butter has a density of approximately 0.911 g/mL. Therefore, 15 mL (1 tablespoon) of melted butter equals 15 ร 0.911 = 13.67 grams (or roughly 14 g).
Sifted all-purpose flour has a bulk density of around 0.593 g/mL due to air pockets trapped between particles. As a result, 100 mL of flour weighs only about 59.3 grams.
Multiply the liquid or ingredient volume in mL by its specific density in g/mL. For water or milk, you can multiply by ~1.0. For oils multiply by 0.92, for honey multiply by 1.42, and for flour multiply by 0.59.
Plain yogurt has an average density of 1.060 g/mL. Multiplying 250 mL by 1.060 g/mL yields 265 grams.
Measuring cups measure volume (mL), not mass (grams). To find grams using a measuring cup, measure the volume in mL and multiply by the ingredient's density in g/mL.
Vegetable oil has a density of 0.920 g/mL. So 500 mL of vegetable oil weighs 500 ร 0.920 = 460 grams.
Yes. As liquids warm up, thermal expansion increases their volume slightly without changing mass, lowering the density. However, for everyday kitchen and room-temperature measurements, the difference is negligible.
Measure the liquid in mL using a graduated cup or syringe, look up the density on our chart, and multiply: Grams = mL ร Density. No scale required!
Fluid ounces (fl oz) measure volume (~29.57 mL per US fl oz), while grams measure mass. Converting fl oz to grams requires converting fl oz to mL first, then multiplying by density.
Measuring mass in grams on a digital scale eliminates volumetric measuring errors caused by surface tension, meniscus reading angle, and ingredient compaction (especially in flour and cocoa powder).