# TLDR Review: Olaplex No. 5 Leave-In Conditioner

*Published: 2026-05-18 | Updated: 2026-05-18 | Source: https://shopsavvy.com/reviews-tldr/olaplex-no.-5-leave-in-conditioner*

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## Product: Olaplex No. 5 Leave-In Conditioner
**Brand:** Olaplex

## Pros
- Moisturizes and helps mend split ends, leaving hair looking healthier
- Provides heat protection, which is great for styled or heat-damaged hair
- Reduces hair breakage, according to user feedback
- Continually repairs and protects damaged hair over time
- Leaves hair feeling soft, manageable, and smooth
- Easy to use as a leave-in treatment

## Cons
- Some users found the scent to be too strong or artificial
- A few reviews mentioned that it can weigh down fine or thin hair
- Not all users saw dramatic repair for severely damaged hair
- Price point may be higher compared to other leave-in conditioners
- Some mentioned it requires consistent use for noticeable results

## Bottom Line

Olaplex No. 5 Leave-In Conditioner is a solid choice for moisturizing, protecting, and repairing damaged or dry hair with ongoing use. It’s especially effective for heat protection and reducing breakage. However, those with very fine hair or scent sensitivities may want to consider alternatives.

## Pros vs Cons at a Glance

| Pros | Cons |
|------|------|
| Moisturizes and helps mend split ends, leaving hair looking healthier | Some users found the scent to be too strong or artificial |
| Provides heat protection, which is great for styled or heat-damaged hair | A few reviews mentioned that it can weigh down fine or thin hair |
| Reduces hair breakage, according to user feedback | Not all users saw dramatic repair for severely damaged hair |
| Continually repairs and protects damaged hair over time | Price point may be higher compared to other leave-in conditioners |
| Leaves hair feeling soft, manageable, and smooth | Some mentioned it requires consistent use for noticeable results |
| Easy to use as a leave-in treatment |  |

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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.*