Convert Milligrams (mg) to Carats (ct)
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Updated on September 1, 2025
You can use our Milligrams (mg) to Carats (ct) conversion calculator as a reliable and efficient tool to simplify weight conversions. It is designed for professionals, students, and anyone who needs a quick and accurate result. Conversion of Milligrams (mg) to Carats (ct) is crucial in Medical prescriptions related measurements. You can avoid the risk of manual calculation errors and save valuable time using our Milligrams (mg) to Carats (ct) converter.About Milligrams (mg) to Carats (ct) Conversion Calculator
Written By
Nadiba Rahman
Reviewed by
Mrinmoy Roy
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Relation Between Milligrams (mg) and Carats (ct)
Let me explain to you about the relation between Milligrams mg and Carats (ct) first before moving to the conversion process. Because it’s essential to grasp what these units represent.What is Milligrams (mg)?
A milligram is a metric unit of mass equal to one-thousandth of a gram. Milligrams (mg) is a unit of weight measurement which is commonly used in Medical prescriptions. Commonly used for measuring small amounts in medicine, science, and manufacturing. 1 milligram = 1,000 micrograms. Suitable for pharmaceuticals, supplements, and precise formulations..What is Carats (ct)?
Milligrams (mg) is another unit of weight measurement that is used in Gemology. A carat is a unit of mass used for gemstones, equal to 200 milligrams.. Commonly used for measuring small amounts in medicine, science, and manufacturing. 1 milligram = 1,000 micrograms. Suitable for pharmaceuticals, supplements, and precise formulations..How to Convert Carats (ct)?
The conversion between Milligrams (mg) and Carats (ct) follows a simple formula:Milligrams = Milligrams × 0.005
Where, 0.005 is the value that allows you to convert between Milligrams (mg) and Carats (ct).
So,
1 Carats = 0.005 Milligrams
And, 1 Milligrams = 1/0.005 Carats

Examples of Converting Milligrams (mg) to Carats (ct)
To convert any value from Milligrams (mg) to Carats (ct), simply multiply the amount of Milligrams (mg) by the conversion factor:1 Carats = 0.005 Milligrams
For example, if you want to convert 5 Milligrams into Carats and the conversion factor is 0.005, then:
5 Milligrams = 5 x 0.005 Carats
Milligrams (mg) to Carats (ct) Conversion Chart
Here’s a quick reference chart for common conversions between Milligrams (mg) and Carats (ct)| Milligrams (mg) | Carats (ct) |
|---|---|
| 5 Milligrams (mg) | 0.025 Carats (ct) |
| 10 Milligrams (mg) | 0.05 Carats (ct) |
| 15 Milligrams (mg) | 0.075 Carats (ct) |
| 20 Milligrams (mg) | 0.1 Carats (ct) |
| 25 Milligrams (mg) | 0.125 Carats (ct) |
| 30 Milligrams (mg) | 0.15 Carats (ct) |
| 35 Milligrams (mg) | 0.17500000000000002 Carats (ct) |
| 40 Milligrams (mg) | 0.2 Carats (ct) |
| 45 Milligrams (mg) | 0.225 Carats (ct) |
| 50 Milligrams (mg) | 0.25 Carats (ct) |
How 1 Milligrams (mg) Converts to Other weight Units
See the relation between Milligrams (mg) and other weight related measurement units:| 1 Milligrams(mg) | 0.000000 Cental (c) |
| 1 Milligrams(mg) | 0.000100 Decagrams (dg) |
| 1 Milligrams(mg) | 0.015432 Grains (gr) |
| 1 Milligrams(mg) | 0.001000 Grams (g) |
| 1 Milligrams(mg) | 0.000010 Hectograms (hg) |
| 1 Milligrams(mg) | 0.000000 Hundredweights (cwt) |
| 1 Milligrams(mg) | 0.000001 Kilograms (kg) |
| 1 Milligrams(mg) | 0.000000 Kilotonnes (kt) |
| 1 Milligrams(mg) | 0.000000 Megatonnes (Mt) |
| 1 Milligrams(mg) | 1000.000000 Micrograms (µg) |
| 1 Milligrams(mg) | 1000000.000000 Nanograms (ng) |
| 1 Milligrams(mg) | 0.000035 Ounces (oz) |
| 1 Milligrams(mg) | 1000000000.000000 Picograms (pg) |
| 1 Milligrams(mg) | 0.000002 Pounds (lb) |
| 1 Milligrams(mg) | 0.000000 Slug (slug) |
| 1 Milligrams(mg) | 0.000000 Stones (st) |
| 1 Milligrams(mg) | 0.000000 Tonnes (t) |
| 1 Milligrams(mg) | 0.000000 Tons (ton) |
| 1 Milligrams(mg) | 0.007716 Calorie (cal) |
| 1 Milligrams(mg) | 0.000000 Metric tons (tonne / t) |
| 1 Milligrams(mg) | 0.000000 Long tons (lt) |
Features of Our Milligrams (mg) to Carats (ct) Conversion Calculator
Our Milligrams mg to Carats (ct) converter is more than just a basic converter. Here's what makes it stand out:Output Precision Control
You can control how precise your conversion results are. From settings, you can adjust decimal places from 0 to 12 places.Customizable Rounding Options
You can control the output rounding options based on your necessity. You can turn the rounding mode on or off, and select between Ceiling or Floor rounding to match your needs.Multiple Number Formats
Display your results the way you want:- Standard format (e.g. 12.345245)
- Scientific notation (e.g. 1.23452e+1)
- Engineering format (e.g. 1.23452 × 10^1)

