---
product_id: 524626529
title: "Nail Lacquer Base Coat | Nail Prep & Treatment Formulas | Helps Protect Nails & Extend Polish Wear | Chip Resistant, Prevents Discoloration"
brand: "opi"
price: "S$28"
currency: SGD
in_stock: true
reviews_count: 13
category: "Opi"
url: https://www.desertcart.sg/products/524626529-nail-lacquer-base-coat-nail-prep-and-treatment-formulas-helps
store_origin: SG
region: Singapore
---

# 7 days chip-resistant wear Vegan & 9-free formula 3-in-1 base, top & treatment Nail Lacquer Base Coat | Nail Prep & Treatment Formulas | Helps Protect Nails & Extend Polish Wear | Chip Resistant, Prevents Discoloration

**Brand:** opi
**Price:** S$28
**Availability:** ✅ In Stock

## Summary

> 💅 Elevate your nail game with the all-in-one power base coat that lasts and protects!

## Quick Answers

- **What is this?** Nail Lacquer Base Coat | Nail Prep & Treatment Formulas | Helps Protect Nails & Extend Polish Wear | Chip Resistant, Prevents Discoloration by opi
- **How much does it cost?** S$28 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/524626529-nail-lacquer-base-coat-nail-prep-and-treatment-formulas-helps)

## Best For

- opi enthusiasts

## Why This Product

- Trusted opi brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Week-Long Wear:** Enjoy up to 7 days of flawless, chip-resistant polish with the full 3-step system.
- • **Triple-Action Power:** Base coat, top coat, and nail strengthener all in one sleek formula.
- • **Salon-Quality Finish:** Pro-wide brush ensures smooth, streak-free application with a high-shine, fast-dry effect.
- • **Clean Beauty Commitment:** Vegan, formaldehyde-free, paraben-free, and cruelty-free for guilt-free glam.
- • **Vitamins A, E & D Infusion:** Nourish and protect nails while preventing discoloration and damage.

## Overview

OPI’s Nail Lacquer Base Coat is a professional-grade, 3-in-1 nail treatment that acts as a base coat, top coat, and strengthener. Infused with Vitamins A, E, and D, it delivers up to 7 days of chip-resistant wear when used in a 3-step system. Featuring a pro-wide brush for smooth, streak-free application and a vegan, 9-free formula, it protects nails from discoloration and damage while providing a glossy, fast-drying finish.

## Description

A base coat, top coat, and nail strengthener allllll in one. 3 in 1 treatment to protect the natural nail and help strengthen nails to stop chipping, splitting, and peeling when used daily.

Review: Great base coat works well to put on under your OPI nail polish. - Great base coat to put your polish on top of also helps extend the life of your polish. OPI is a great nail polish, will last a long time even on Natural Nails if applied properly.
Review: Great Product - This stuff is a game changer. I love OPI anyway, but this is great for base and top coat. It makes my nails feel really hard and definitely protect my at-home paint job :)

## Features

- A 3 in 1 nail treatment, base coat, and top coat that is infused with Vitamins A & E
- Long lasting and chip resistant formula with up to 7 days of wear when using 3-step system
- Pro-wide nail polish brush hugs nails for smooth, even coverage sans streaking or bubbling
- Salon-quality formula that delivers high-shine and fast-drying results
- A vegan formula with no animal derived ingredients or by-products

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BXFNTMVL |
| Additional Features | 3 in 1 nail treatment, base coat, and top coat |
| Age Range Description | Adult |
| Best Sellers Rank | #969 in Beauty & Personal Care ( See Top 100 in Beauty & Personal Care ) #8 in Nail Strengtheners |
| Brand | OPI |
| Brand Name | OPI |
| Color | Start to Finish 3 in 1 Treatment |
| Customer Reviews | 4.6 out of 5 stars 3,769 Reviews |
| Finish Types | Glossy |
| Item Dimensions | 1.37 x 1.37 x 3.18 inches |
| Item Form | Liquid |
| Item Weight | 65 Grams |
| Item dimensions L x W x H | 1.37 x 1.37 x 3.18 inches |
| Liquid Volume | 15 Milliliters |
| Manufacturer | OPI |
| Manufacturer Part Number | NTT70 |
| Material Features | Vegan, no animal-derived ingredients or by-products |
| Material Type Free | Formaldehyde-Free, Paraben-Free |
| Model Name | Nail Lacquer Base Coat |
| Model Number | 99399000066 |
| Nail Polish Type | base |
| Number of Items | 1 |
| Number of Pieces | 1 |
| Product Benefits | A vegan & 9-free* formula infused with Vitamin A, E, and D. Acts as base coat, top coat, and strengthener. |
| Special Feature | 3 in 1 nail treatment, base coat, and top coat |
| Target Audience | Women |
| Type | base |

## Product Details

- **Brand:** OPI
- **Color:** Start to Finish 3 in 1 Treatment
- **Finish Type:** Glossy
- **Item Form:** Liquid
- **Item dimensions L x W x H:** 1.37 x 1.37 x 3.18 inches
- **Liquid Volume:** 15 Milliliters
- **Material Type Free:** Formaldehyde-Free, Paraben-Free
- **Model Name:** Nail Lacquer Base Coat
- **Special Feature:** 3 in 1 nail treatment, base coat, and top coat
- **Type:** base

## Images

![Nail Lacquer Base Coat | Nail Prep & Treatment Formulas | Helps Protect Nails & Extend Polish Wear | Chip Resistant, Prevents Discoloration - Image 1](https://m.media-amazon.com/images/I/51iFX2sZ9CL.jpg)

## Available Options

This product comes in different **Color** options.

## Questions & Answers

**Q: Animal testing?**
A: Thank you for contacting OPI Professional. We value your brand loyalty.
At Wella Professional, we do not test our products on animals and are committed to ending animal testing across the beauty industry. All our products are safe and have been developed, manufactured and packaged in compliance with the laws, regulations, and guidelines that are applicable in each country in which we sell them.

**Q: What is the difference between the old and the new formula? Does the new formula still have formaldahyde in it?**
A: Thank you for contacting OPI Professional. We value your brand loyalty.
OPI Start to Finish 3-in-1 Treatment does not contain formaldehyde.
 This nail strengthener with a multi-tasking formula infused with vitamins A and E covers all your bases in one bottle. Consider it a 3-in-wonder. Base coat: Protects against discoloration. Top coat: Delivers long-lasting shine. Strengthener: Helps protects nails against chipping, peeling, and splitting when used daily.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great base coat works well to put on under your OPI nail polish.
*by S***F on January 21, 2026*

Great base coat to put your polish on top of also helps extend the life of your polish. OPI is a great nail polish, will last a long time even on Natural Nails if applied properly.

### ⭐⭐⭐⭐⭐ Great Product
*by F***3 on May 31, 2026*

This stuff is a game changer. I love OPI anyway, but this is great for base and top coat. It makes my nails feel really hard and definitely protect my at-home paint job :)

### ⭐⭐⭐⭐⭐ Did not fail
*by M***O on March 19, 2026*

Love it! Opi nail base coat goes on easy and stays on for about a week. Protected my soft nails from shredding and breaking. Helps with hardening the nail.

## Frequently Bought Together

- OPI Nail Lacquer Base Coat | Clear Nail Polish Base Coat |Chip Resistant, Protects Nails, Prevents Discoloration
- OPI Nail Lacquer Top Coat | Clear Nail Polish Top Coats | Classic, Quick Drying, High Shine, Gel-like Volumizing, & Matte Finish | Chip Resistant, High-Gloss, Long Lasting, Protects Color & Nails
- OPI Nail Lacquer Nail Polish | Opaque Light Red Crème Chip Resistant Nail Polish | Vegan, Fast Drying, Streak Free

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-06-18*