rjw_menstruation/1.5/source/RJW_Menstruation/RJW_Menstruation/IngestionOutcomeDoers.cs

using RimWorld;
using Verse;

namespace RJW_Menstruation
{
    public class IngestionOutcomeDoer_GiveHediff_StackCount : IngestionOutcomeDoer_GiveHediff
    {
        protected override void DoIngestionOutcomeSpecial(Pawn pawn, Thing ingested, int ingestedcount)
        {
            Hediff hediff = HediffMaker.MakeHediff(hediffDef, pawn);
            float effect = ((!(severity > 0f)) ? hediffDef.initialSeverity : severity) * ingested.stackCount;
            AddictionUtility.ModifyChemicalEffectForToleranceAndBodySize_NewTemp(pawn, toleranceChemical, ref effect, multiplyByGeneToleranceFactors);
            hediff.Severity = effect;
            pawn.health.AddHediff(hediff);
        }
    }
}