Models
Absorption & Bioavailability
Configure nutrient bioavailability models for iron, zinc, and micronutrient absorption.
8.2%
Iron Absorption
+1.5% vs Hallberg
28.4%
Zinc Absorption
Miller model
75%
Vitamin A Absorption
0.39 mg
Absorbed Iron / day
Iron Absorption Model
Select the fractional absorption model for non-heme iron
Range: 2-25%
Phytate:Zinc Molar Ratio vs Fractional Absorption
Each point is a child-day observation
Absorption Parameters
Model outputs for each nutrient
8 rows
| Nutrient | Model | Absorption % | Absorbed (mg/d) | Bioavailability | Source |
|---|---|---|---|---|---|
| Iron | SLP | 8.2 | 0.39 | Low | Hallberg & Hulthen 2000 |
| Iron | Hallberg | 6.7 | 0.32 | Low | Hallberg 1989 |
| Zinc | Miller | 28.4 | 0.91 | Moderate | Miller et al. 2007 |
| Zinc | IZiNCG | 19.7 | 0.63 | Low-Mod | IZiNCG 2004 |
| Vitamin A | Direct | 75 | — | High | WHO/FAO 2004 |
| Vitamin C | Hallberg | 85 | 12.8 | High | Hallberg 1989 |
| Folate | Direct | 50 | — | Moderate | IOM 1998 |
| Calcium | Direct | 32 | 63 | Moderate | WHO/FAO 2004 |