I'm using a weakness potion, then eating an apple. It seems to just give me the apple's buffs, but not strength. And waiting the duration will do nothing. I was a wither skeleton while doing it btw :v but I'm pretty sure it applied to any mob I am.
Minecraft Log.txt
This was my mods list.
3dskinlayers-fabric-1.4.6-mc1.18.2, appleskin-fabric-mc1.18.2-2.4.0, appliedenergistics2-11.1.4, architectury-4.6.77-fabric, Archive, artifacts-7.0.3+fabric, bclib-1.4.7, better-end-1.1.1, BetterVillage-Fabric-1.18.2-1.0.2, carpet-fixes-1.18.x-1.7.6+v220420 (1), carpet-tis-addition-mc1.18.2-v1.33.0, clientcommands-2.6.6, cloth-api-3.2.64, cloth-config-6.2.62-forge, cmdkeybind-1.5.4-1.18, collective-fabric-1.18.x-4.27, continuity-1.1.0+1.18.2, Croptopia-1.18.2-FABRIC-2.0.5, DimensionalDoors-4.0.4-1.18.2, dropfullcarts-1.0.1, ecologics-fabric-1.18.2-1.7.3, Essential Dependencies, essential-client-1.18.2-1.1.6, Essential-fabric_1-18, extra-generators-1.2.1-BETA+1.18, extraalchemy-fabric-1.18.2-1.8.1, fabric-api-0.51.1+1.18.2, fabric-api-0.57.0+1.18.2, fabric-carpet-1.18.2-1.4.69+v220331, fabric-furnaces-2.1.1-1.18.2, fabric-language-kotlin-1.7.3+kotlin.1.6.20, feature_nbt_deadlock_be_gone_fabric-2.0.0+1.18.2-rc1, guard-villagers-fabric-1.18.2-1.0.14, incantationem-1.1.3+1.18.2, indium-1.0.3+mc1.18.2, indium-1.0.6+mc1.18.2, infusion-table-mod-1.1.0, iris-mc1.18.2-1.2.4-build.38, iris-mc1.18.2-1.2.5, ironchests-2.0.3-fabric, isometric-renders-0.2.12+1.18, itemscroller-fabric-1.18.2-craftfix-1.2.6, journeymap-1.18.2-5.8.5-fabric, LibraryFerret-Fabric-1.18.2-2.0.0, light-overlay-6.0.5, litematica-fabric-1.18.2-0.11.1, local-server-entity-id-fix-1.0.0, malilib-fabric-1.18.2-0.12.1, minihud-fabric-1.18.2-0.22.0, modmenu-3.2.1, morevillagers-fabric-1.18.2-3.3.2, mostructures-1.4.2+1.18.2, MouseTweaks-fabric-mc1.18-2.22, NaturesCompass-1.18.2-2.0.3-fabric, notenoughcrashes-4.1.6+1.18.2-fabric, Oh_The_Biomes_You'll_Go-fabric-1.18.2-1.4.2, OreTree-Fabric-1.18.2-0.2.4, pistorder-mc1.18.2-v1.5.0-fabric, repurposed_structures_fabric-4.1.14+1.18.2, requiem-2.0.0-beta.9, RoughlyEnoughItems-8.3.510, sodium-fabric-mc1.18.2-0.4.1+build.15, syncmatica-1.18.2-0.3.2, TerraBlender-fabric-1.18.2-1.1.0.102, totw_additions-1.2.1-1.18.2-fabric-polymer, treeharvester-fabric_1.18.x-5.1, trinkets-3.3.1, tweakermore-mc1.18.2-v3.0.0, tweakeroo-fabric-1.18.2-0.13.1, tweakfork-fabric-1.18.2-1.2.3, veinmining-fabric-0.0.13-1.18.2, viafabric-0.4.6+266-main, worldedit-mod-7.2.10, wraith-waystones-2.5.5+mc1.18.2

Duplicate of #513
Known issue, this is an incompatibility with the Collective library.