diff --git a/.planning/config.json b/.planning/config.json
index ffed394..4b9263b 100644
--- a/.planning/config.json
+++ b/.planning/config.json
@@ -5,7 +5,7 @@
 	"commit_docs": true,
 	"model_profile": "quality",
 	"workflow": {
-		"research": false,
+		"research": true,
 		"plan_check": true,
 		"verifier": true,
 		"nyquist_validation": true,
diff --git a/src/client/hooks/useWeightUnit.ts b/src/client/hooks/useWeightUnit.ts
new file mode 100644
index 0000000..4cccf30
--- /dev/null
+++ b/src/client/hooks/useWeightUnit.ts
@@ -0,0 +1,12 @@
+import type { WeightUnit } from "../lib/formatters";
+import { useSetting } from "./useSettings";
+
+const VALID_UNITS: WeightUnit[] = ["g", "oz", "lb", "kg"];
+
+export function useWeightUnit(): WeightUnit {
+	const { data } = useSetting("weightUnit");
+	if (data && VALID_UNITS.includes(data as WeightUnit)) {
+		return data as WeightUnit;
+	}
+	return "g";
+}