diff --git a/apps/miniprogram/config/index.ts b/apps/miniprogram/config/index.ts
index bd35460..d41d2a1 100644
--- a/apps/miniprogram/config/index.ts
+++ b/apps/miniprogram/config/index.ts
@@ -33,9 +33,7 @@ export default defineConfig(async (merge) => {
     mini: {
       compile: {
         exclude: [],
-        include: [
-          require.resolve('zod').replace(/[\\/]index\.cjs$/, ''),
-        ],
+        include: [],
       },
       postcss: {
         pxtransform: { enable: true, config: {} },
diff --git a/apps/miniprogram/src/pages/pkg-health/daily-monitoring/index.tsx b/apps/miniprogram/src/pages/pkg-health/daily-monitoring/index.tsx
index b92bd7a..b31441a 100644
--- a/apps/miniprogram/src/pages/pkg-health/daily-monitoring/index.tsx
+++ b/apps/miniprogram/src/pages/pkg-health/daily-monitoring/index.tsx
@@ -1,7 +1,7 @@
 import { useState } from 'react';
 import { View, Text, Input, Picker } from '@tarojs/components';
 import Taro, { useDidShow } from '@tarojs/taro';
-import { z } from 'zod';
+import { validateNum } from '@/utils/validate';
 import { createDailyMonitoring } from '@/services/health';
 import { useAuthStore } from '@/stores/auth';
 import { useHealthStore } from '@/stores/health';
@@ -11,10 +11,10 @@ import { trackEvent } from '@/services/analytics';
 import { useElderClass } from '../../../hooks/useElderClass';
 import './index.scss';
 
-const bpSchema = z.number().min(30, '血压值不能低于30').max(300, '血压值不能高于300').optional();
-const weightSchema = z.number().min(1, '体重不能低于1kg').max(500, '体重不能高于500kg').optional();
-const bloodSugarSchema = z.number().min(0.1, '血糖值不能低于0.1').max(50, '血糖值不能高于50').optional();
-const volumeSchema = z.number().min(0, '数值不能为负').max(10000, '数值超出合理范围').optional();
+const BP_RANGE = { min: 30, minMsg: '血压值不能低于30', max: 300, maxMsg: '血压值不能高于300', optional: true };
+const WEIGHT_RANGE = { min: 1, minMsg: '体重不能低于1kg', max: 500, maxMsg: '体重不能高于500kg', optional: true };
+const SUGAR_RANGE = { min: 0.1, minMsg: '血糖值不能低于0.1', max: 50, maxMsg: '血糖值不能高于50', optional: true };
+const VOLUME_RANGE = { min: 0, minMsg: '数值不能为负', max: 10000, maxMsg: '数值超出合理范围', optional: true };
 
 function formatDate(date: Date): string {
   const y = date.getFullYear();
@@ -172,24 +172,22 @@ export default function DailyMonitoring() {
       urineOutput: parseNum(urineOutput),
     };
 
-    const validations: Array<[z.ZodTypeAny, number | undefined, string]> = [
-      [bpSchema, fields.morningSystolic, '晨起收缩压'],
-      [bpSchema, fields.morningDiastolic, '晨起舒张压'],
-      [bpSchema, fields.eveningSystolic, '晚间收缩压'],
-      [bpSchema, fields.eveningDiastolic, '晚间舒张压'],
-      [weightSchema, fields.weight, '体重'],
-      [bloodSugarSchema, fields.bloodSugar, '血糖'],
-      [volumeSchema, fields.fluidIntake, '饮水量'],
-      [volumeSchema, fields.urineOutput, '尿量'],
+    const validations: Array<[number | undefined, string, typeof BP_RANGE]> = [
+      [fields.morningSystolic, '晨起收缩压', BP_RANGE],
+      [fields.morningDiastolic, '晨起舒张压', BP_RANGE],
+      [fields.eveningSystolic, '晚间收缩压', BP_RANGE],
+      [fields.eveningDiastolic, '晚间舒张压', BP_RANGE],
+      [fields.weight, '体重', WEIGHT_RANGE],
+      [fields.bloodSugar, '血糖', SUGAR_RANGE],
+      [fields.fluidIntake, '饮水量', VOLUME_RANGE],
+      [fields.urineOutput, '尿量', VOLUME_RANGE],
     ];
 
-    for (const [schema, value, label] of validations) {
-      if (value !== undefined) {
-        const result = schema.safeParse(value);
-        if (!result.success) {
-          Taro.showToast({ title: `${label}: ${result.error.errors[0].message}`, icon: 'none' });
-          return;
-        }
+    for (const [value, label, range] of validations) {
+      const err = validateNum(value, label, range);
+      if (err) {
+        Taro.showToast({ title: err, icon: 'none' });
+        return;
       }
     }
 
diff --git a/apps/miniprogram/src/pages/pkg-health/input/index.tsx b/apps/miniprogram/src/pages/pkg-health/input/index.tsx
index 63f5ca5..e508149 100644
--- a/apps/miniprogram/src/pages/pkg-health/input/index.tsx
+++ b/apps/miniprogram/src/pages/pkg-health/input/index.tsx
@@ -1,7 +1,7 @@
 import { useState } from 'react';
 import { View, Text, Input, Picker } from '@tarojs/components';
 import Taro, { useDidShow } from '@tarojs/taro';
-import { z } from 'zod';
+import { num, validateStr } from '@/utils/validate';
 import { inputVitalSign, getHealthThresholds, findThreshold, DEFAULT_THRESHOLDS, type HealthThreshold } from '../../../services/health';
 import { useAuthStore } from '../../../stores/auth';
 import { useHealthStore } from '@/stores/health';
@@ -23,15 +23,9 @@ const INDICATORS = [
 
 const BP_INDICATORS = ['blood_pressure', 'blood_pressure_evening'];
 
-const vitalSignSchema = z.object({
-  indicator_type: z.enum(['blood_pressure', 'blood_pressure_evening', 'heart_rate', 'blood_sugar_fasting', 'blood_sugar_postprandial', 'weight', 'temperature']),
-  value: z.number().positive({ message: '请输入有效数值' }),
-  extra: z.object({
-    systolic: z.number().min(60, '收缩压过低').max(250, '收缩压过高，请及时就医').optional(),
-    diastolic: z.number().min(40, '舒张压过低').max(150, '舒张压过高，请及时就医').optional(),
-  }).optional(),
-  note: z.string().max(200, '备注不能超过200字').optional(),
-});
+const valueCheck = num({ posMsg: '请输入有效数值' });
+const systolicCheck = num({ min: 60, minMsg: '收缩压过低', max: 250, maxMsg: '收缩压过高，请及时就医', optional: true });
+const diastolicCheck = num({ min: 40, minMsg: '舒张压过低', max: 150, maxMsg: '舒张压过高，请及时就医', optional: true });
 
 /** 根据动态阈值生成警告配置 */
 function getWarnForIndicator(
@@ -120,11 +114,23 @@ export default function HealthInput() {
       ? { indicator_type: currentIndicator as 'blood_pressure' | 'blood_pressure_evening', value: parseFloat(systolic), extra: { systolic: parseFloat(systolic), diastolic: parseFloat(diastolic) } }
       : { indicator_type: currentIndicator as any, value: parseFloat(value) };
 
-    const result = vitalSignSchema.safeParse(input);
-    if (!result.success) {
-      Taro.showToast({ title: result.error.issues[0].message, icon: 'none' });
+    const valueResult = valueCheck.safeParse(input.value);
+    if (!valueResult.ok) {
+      Taro.showToast({ title: valueResult.message, icon: 'none' });
       return;
     }
+    if (input.extra?.systolic !== undefined) {
+      const r = systolicCheck.safeParse(input.extra.systolic);
+      if (!r.ok) { Taro.showToast({ title: r.message, icon: 'none' }); return; }
+    }
+    if (input.extra?.diastolic !== undefined) {
+      const r = diastolicCheck.safeParse(input.extra.diastolic);
+      if (!r.ok) { Taro.showToast({ title: r.message, icon: 'none' }); return; }
+    }
+    if (note) {
+      const err = validateStr(note, 200, '备注');
+      if (err) { Taro.showToast({ title: err, icon: 'none' }); return; }
+    }
 
     const threshold = getWarnForIndicator(thresholds, currentIndicator);
     if (threshold) {
diff --git a/apps/miniprogram/src/utils/validate.ts b/apps/miniprogram/src/utils/validate.ts
new file mode 100644
index 0000000..a9434cb
--- /dev/null
+++ b/apps/miniprogram/src/utils/validate.ts
@@ -0,0 +1,49 @@
+interface NumRule {
+  min?: number;
+  max?: number;
+  minMsg?: string;
+  maxMsg?: string;
+  posMsg?: string;
+  optional?: boolean;
+}
+
+interface ValidateResult {
+  ok: boolean;
+  message: string;
+}
+
+export function num(rule: NumRule) {
+  return {
+    safeParse(value: number | undefined): ValidateResult {
+      if (value === undefined || value === null) {
+        return rule.optional ? { ok: true, message: '' } : { ok: false, message: posMsg || '请输入有效数值' };
+      }
+      if (isNaN(value)) return { ok: false, message: '请输入有效数值' };
+      if (rule.min !== undefined && value < rule.min) return { ok: false, message: rule.minMsg || `数值不能低于${rule.min}` };
+      if (rule.max !== undefined && value > rule.max) return { ok: false, message: rule.maxMsg || `数值不能高于${rule.max}` };
+      return { ok: true, message: '' };
+    },
+  };
+}
+
+interface FieldRule {
+  min?: number;
+  max?: number;
+  minMsg?: string;
+  maxMsg?: string;
+  optional?: boolean;
+}
+
+export function validateNum(value: number | undefined, label: string, rule: FieldRule): string | null {
+  if (value === undefined || value === null) return rule.optional ? null : `${label}: 请输入有效数值`;
+  if (isNaN(value)) return `${label}: 请输入有效数值`;
+  if (rule.min !== undefined && value < rule.min) return `${label}: ${rule.minMsg ?? `数值不能低于${rule.min}`}`;
+  if (rule.max !== undefined && value > rule.max) return `${label}: ${rule.maxMsg ?? `数值不能高于${rule.max}`}`;
+  return null;
+}
+
+export function validateStr(value: string | undefined, maxLen: number, label: string): string | null {
+  if (!value) return null;
+  if (value.length > maxLen) return `${label}不能超过${maxLen}字`;
+  return null;
+}