Raw Materials Inventory Management with Google Sheets, Supabase and Approvals β€” n8n Workflow

High complexityπŸ”— Webhook48 nodes🏷️ MiscellaneousπŸ‘ 1,838 viewsby Immanuel

Overview

Automated Raw Materials Inventory Management with Google Sheets, Supabase, and Gmail using n8n Webhooks

Description

What Problem Does This Solve? πŸ› οΈ This workflow automates raw materials inventory management for businesses, eliminating manual stock updates, delayed material issue approvals, and missed low stock alerts. It ensures real-time stock tracking, streamlined approvals, and timely notifications.

Target audience: Small to medium-sized businesses, inventory managers, and n8n users fami

Nodes used

Google SheetsGmailSupabaseCode

Workflow Preview

Material Issue Request and Approval
Raw Materials Receiving and Stock Update
!INVENTORY AUTOMATION SYSTEM.png
Raw Materials Inventory Management with Google Sheets a
Introduction
This n8n automation streamlines raw materials inventory
Append Material Request
⚑
G
Get Approvals
S
Standardize Data
Update Stock
⚑
R
Receive Issue Request
Send Approval Request
Prepare Approval
Create Record Issue
Search Product ID
Searck Issues
Update Current Stck
M
Merge Lookups
Update Current Stock1
LookUp Current stock1
Low stock Detection1
M
Merge1
Append Raw Materials
Calculate Total Price
Calculate Updated Curren…
Validate Quantity Received
Initialize New Product s…
Update Current Stock
LookUp Current stock
New Row Current Stock
Current Stock Update
Search Current Stock
F
Format response
M
Merge
Low stock Detection2
⚑
R
Receive Raw Materials We…
S
Standardize Raw Material…
Lookup Existing Stock
C
Check If Product ID Exists
New Record Row
T
Trigger Low Stock Alert
Send Low Stock Email Alert
Low Stock Email Alert
Validate Issue Request D…
Verify Requested Quantity
Check Available Stock fo…
F
Format Approval Response
Verify Approval Data
Retrieve Issue Request D…
P
Process Approval Decision
Get Stock for Issue Upda…
Update Stock After Issue
Materials Issue Table Up…
I
Is Stock is Low
48 nodes48 edges

How it Works

  1. 1

    Trigger

    The workflow starts with a webhook trigger.

  2. 2

    Process

    Data flows through 48 nodes, connecting code, gmail, googlesheets.

  3. 3

    Output

    The workflow completes its automation and delivers the result to the configured destination.

Node Details (48)

GO

Google Sheets

googleSheets

#1
GM

Gmail

gmail

#2
SU

Supabase

supabase

#3
CO

Code

code

#4

How to Import This Workflow

  1. 1Click Download JSON button on the right to save the workflow file.
  2. 2Open your n8n instance. Go to Workflows β†’ New β†’ Import from file.
  3. 3Select the downloaded raw-materials-inventory-management-with-google-sheets-supabase-and-approvals file and click Import.
  4. 4Set up credentials for each service node (API keys, OAuth, etc.).
  5. 5Click Test Workflow to verify everything works, then activate it.

Or paste directly in n8n β†’ Import from JSON:

{ "name": "Raw Materials Inventory Management with Google Sheets, Supabase and Approvals", "nodes": [...], ...}

Integrations

codegmailgooglesheetsifitemlistsmergesetsupabasewebhook

Get This Workflow

Download and import in one click

Download JSONView on n8n.io
Nodes48
Complexityhigh
Triggerwebhook
Views1,838

Created by

Immanuel

Immanuel

@spectrabit

Tags

codegmailgooglesheetsifitemlistsmergesetsupabasewebhook
⚑

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