Fasting Watson 1981 theoretical Co from ingested ethanol grams and sex-specific
Fasting Watson 1981 theoretical Co from ingested ethanol grams and sex-specific Watson 1980 total body water. Blood-water fraction 0.80; absorbed fraction 1. Fasting Widmark-type estimate only. Ethanol only; not a medicolegal BAC or treatment dose.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
239 msmedian answer time
$0.005listed price per call
$0.007price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://api.magentlab.com/api/calc/estimated_ethanol
| Category | Everything else |
|---|---|
| Provider host | api.magentlab.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 0 from 0 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-28 | valid payment request | 402 | $0.007 | 239 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"age": 30,
"ethanol_g": 14,
"height_cm": 175,
"height_in": 68.9,
"sex": "male",
"weight_kg": 70,
"weight_lb": 154.3
},
{
"age": 30,
"ethanol_g": 14,
"height_cm": 175,
"height_in": 68.9,
"sex": "male",
"weight_kg": 70,
"weight_lb": 154.3
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"items": {
"items": {
"properties": {
"age": {
"description": "Age in years (18-120). Used in male TBW; required for both sexes.",
"type": "integer"
},
"ethanol_g": {
"description": "Ingested ethanol mass in grams (0-500). Watson 1981 does not publish a mass clamp; one US standard drink is about 14 g.",
"type": "number"
},
"height_cm": {
"description": "Height in centimeters (50-250). Provide height_cm or height_in.",
"type": "number"
},
"height_in": {
"description": "Height in inches (20-98). Converted as cm = in * 2.54.",
"type": "number"
},
"sex": {
"description": "Sex for Watson 1980 TBW: male uses age, height, and weight; female uses height and weight only.",
"enum": [
"female",
"male"
],
"type": "string"
},
"weight_kg": {
"description": "Weight in kilograms (1-500). Provide weight_kg or weight_lb.",
"type": "number"
},
"weight_lb": {
"description": "Weight in pounds (2-1100). Converted as kg = lb * 0.45359237.",
"type": "number"
}
},
"required": [
"sex",
"age",
"ethanol_g"
],
"type": "object"
},
"maxItems": 25,
"minItems": 1,
"type": "array"
}
},
"required": [
"items"
],
"type": "object"
},
"headers": {
"additionalProperties": {
"type": "string"
},
"type": "object"
},
"method": {
"const": "POST",
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}