# TLDR Review: Olaplex No. 4P Blonde Enhancer Shampoo

*Published: 2024-08-15 | Updated: 2024-09-24 | Source: https://shopsavvy.com/reviews-tldr/olaplex-no.-4p-blonde-enhancer-shampoo*

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## Product: Olaplex No. 4P Blonde Enhancer Shampoo
**Brand:** Olaplex

## Pros
- Slightly cheaper than most retail stores.
- The product can effectively eliminate brassy undertones in blonde hair.
- Suitable for blond or dyed hair when used cautiously.
- Users report the product effectively toning down brassiness, initially.

## Cons
- Does not effectively reduce brassiness in hair as claimed for all users.
- Users experienced no noticeable results after multiple uses.
- Authenticity of the product raises concerns.
- Can turn gray hairs purple; especially problematic even with reduced usage.
- Users report hair turning purple even if applied for a short time.
- Results can appear more vibrant or intense than desired.
- Quality not on par with other Olaplex products; leaves hair stiff and tangled.
- Runny consistency and minimal conditioning effect.

## Bottom Line

Olaplex No. 4P Blonde Enhancer Purple Toning Shampoo may be a cost-effective choice for reducing brassiness in blonde hair, but it requires careful use to avoid turning hair an unintended purple hue, especially for gray hair. Results can be inconsistent with concerns about product authenticity and quality compared to other Olaplex products. If you're seeking a milder toning effect or own gray hair, consider testing this product before important occasions.

## Pros vs Cons at a Glance

| Pros | Cons |
|------|------|
| Slightly cheaper than most retail stores. | Does not effectively reduce brassiness in hair as claimed for all users. |
| The product can effectively eliminate brassy undertones in blonde hair. | Users experienced no noticeable results after multiple uses. |
| Suitable for blond or dyed hair when used cautiously. | Authenticity of the product raises concerns. |
| Users report the product effectively toning down brassiness, initially. | Can turn gray hairs purple; especially problematic even with reduced usage. |
|  | Users report hair turning purple even if applied for a short time. |
|  | Results can appear more vibrant or intense than desired. |
|  | Quality not on par with other Olaplex products; leaves hair stiff and tangled. |
|  | Runny consistency and minimal conditioning effect. |

## Current Prices

| Retailer | Price | Availability |
|----------|-------|-------------|
| AliExpress by Alibaba.com | $15.16  | Check |
| OLAPLEX Inc. | $16.00  | Check |
| Saber Professional | $18.00  | Check |
| Mercari | $20.00  | Check |
| ModeSens | $20.00  | Check |
| Glamalot | $21.00  | Check |
| fragrancenet.com | $22.04  | Check |
| ASOS (US) | $22.50  | Check |
| Ensley Beauty Supply | $22.95  | Check |
| Clear Beauty Co | $23.99  | Check |
| Veer & Wander | $24.00  | Check |
| Diane Beauty Supply | $24.91  | Check |
| vvipbeauty.com | $24.99  | Check |
| BeautyZone | $25.00  | Check |
| Ultrabeauty | $25.50  | Check |
| theblowdryer.com | $25.99  | Check |
| MySalonSavings' booth | $26.00  | Check |
| diy hair company | $26.99  | Check |
| The Beauty Store & Salon | $26.99  | Check |
| Dillons | $27.00  | Check |

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*About this review: We pulled together findings from professional and user reviews, and cross-referenced them with ShopSavvy's pricing data from thousands of retailers to give you the short version.*