Cytotoxicity Calculator
Calculate cytotoxicity index and cell viability from MTT, WST, or LDH release assay data.
Cytotoxicity Assay
MTT Cytotoxicity Formula
Cytotoxicity = 100 - ((Treated - Blank) / (Control - Blank)) × 100
Cytotoxicity Index
63.2%
Cytotoxic
Analysis Results
Cell Viability36.8%
Cytotoxicity63.2%
Corrected Treated0.350
Corrected Control0.950
Growth Inhibition63.2%
Cytotoxicity Scale
< 10%Non-cytotoxic
10-30%Mildly cytotoxic
30-50%Moderately cytotoxic
50-70%Cytotoxic
> 70%Highly cytotoxic
Viability vs Cytotoxicity
Viable: 36.8%Cytotoxic: 63.2%
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.