# Hair oil for color-treated hair

Source: HiveTried, https://hivetried.com/beauty/hair-oil/for-color-treated-hair/
Category: Beauty > Hair oil. Updated 2026-10-10. Based on 66 counted first-hand reports from Ulta shopper reviews, Aug 2018 to Oct 2026.

**Question:** Which hair oil is good for color-treated hair?

**Short answer:** Olaplex No.7 Bonding Hair Oil has the best record for color-treated hair: 16 of 16 shoppers said it left their hair softer and smoother without looking greasy. Paul Mitchell Super Skinny Serum, a smoothing serum counted with the oils, follows at 14 of 14, then Verb Ghost Weightless Hair Oil at 10 of 10 and OUAI Hair Oil at 7 of 8. Each record counts just shoppers who said they have color-treated hair, and all four rest on small groups.

## Ranking (buyers who said whether it worked)

| Rank | Product | Softer and smoother | Share | Amazon |
|---|---|---|---|---|
| 1 | Olaplex No.7 Bonding Hair Oil | 16 of 16 | 100% | yes |
| 2 | Paul Mitchell Super Skinny Serum | 14 of 14 | 100% | yes |
| 3 | Verb Ghost Weightless Hair Oil | 10 of 10 | 100% | yes |
| 4 | OUAI Hair Oil | 7 of 8 | 88% | yes |

Ranked by the lower bound of a 90% Wilson confidence interval, so a product needs a high share and enough reports to rank high. An Amazon link is shown only when at least 60% say it works.

## Product notes

### 1. Olaplex No.7 Bonding Hair Oil

Of its 29 reviews, 10% say it works on curly hair and 10% on wavy hair. No complaint came up more than once.

- Praised for: A little goes far (21%), Works on curly hair (10%), Works on wavy hair (10%)
- Reports counted: 29

### 2. Paul Mitchell Super Skinny Serum

Shoppers praise the scent in 12% of its 16 reviews and say a little goes far in 12%.

- Praised for: Nice scent (12%), A little goes far (12%)
- Reports counted: 16

### 3. Verb Ghost Weightless Hair Oil

A nice scent comes up in 27% of its 11 reviews, and 18% say it works on thick hair.

- Praised for: Nice scent (27%), Fine hair stays light (18%), Works on thick hair (18%)
- Reports counted: 11

### 4. OUAI Hair Oil

The scent wins praise in 50% of its 10 reviews, and 20% say it keeps fine hair light.

- Praised for: Nice scent (50%), Fine hair stays light (20%), A little goes far (20%)
- Complaints: Bad or strong scent (20%)
- Reports counted: 10

## Questions

**Which hair oil works for color-treated hair?**

Olaplex No.7 Bonding Hair Oil has the best record (16 of 16), followed by Paul Mitchell Super Skinny Serum (14 of 14), Verb Ghost Weightless Hair Oil (10 of 10) and OUAI Hair Oil (7 of 8). The first three show no misses, so their order comes from group size, with 16 shoppers behind the first, 14 behind the second and 10 behind the third.

**Is Paul Mitchell Super Skinny Serum a hair oil?**

It is a smoothing serum, and this page counts it with the oils. Shoppers with color-treated hair rated it the same way as the oils, on whether it left their hair softer and smoother without looking greasy.

**How much hair oil should I use?**

Shoppers say a little goes far in 21% of the Olaplex No.7 Bonding Hair Oil reviews and 20% of the OUAI Hair Oil reviews. Start with a small amount and add more if you need it.

**Which of these hair oils are sold on Amazon?**

Olaplex No.7 Bonding Hair Oil, Paul Mitchell Super Skinny Serum and Verb Ghost Weightless Hair Oil are sold on Amazon by the brand or Amazon itself, and Olaplex No.7 Bonding Hair Oil is both the leader and the best pick sold on Amazon. OUAI Hair Oil is sold there through third-party sellers, so check who the seller is.

## Method

HiveTried counts first-hand reports only, drops reviews written for free products, shows brand-site reviews without counting them, and never accepts payment for placement. Full method: https://hivetried.com/how-we-count/