# Shampoo for thinning hair

Source: HiveTried, https://hivetried.com/beauty/shampoo/for-thinning-hair/
Category: Beauty > Shampoo. Updated 2026-10-08. Based on 270 counted first-hand reports from Ulta and Sephora shopper reviews, Jun 2016 to Oct 2026.

**Question:** Which shampoo works for thinning hair?

**Short answer:** Bumble and bumble Thickening Volume Shampoo has the best record for thinning hair: 24 of 29 reviewers who mentioned thinning said their hair looked fuller or shed less. Bondi Boost HG Shampoo for Thinning Hair is close behind at 37 of 47, and the most reviewers weighed in on it. These are shoppers' own reports of how their hair looked and felt, and the shares are close for all but the last pick.

**What stands out:** Reviewers mainly describe hair that looks fuller. Mentions of less shedding cluster around Bondi Boost HG Shampoo for Thinning Hair, where 38% of reviews bring it up.

## Ranking (buyers who said whether it worked)

| Rank | Product | Fuller or less shedding | Share | Amazon |
|---|---|---|---|---|
| 1 | Bumble and bumble Thickening Volume Shampoo | 24 of 29 | 83% | yes |
| 2 | Bondi Boost HG Shampoo for Thinning Hair | 37 of 47 | 79% | yes |
| 3 | OUAI Fine Hair Shampoo | 14 of 18 | 78% | yes |
| 4 | Bondi Boost Hair Thickening Therapy Shampoo | 16 of 21 | 76% | yes |
| 5 | Nioxin Hair Fall Defense Shampoo | 15 of 20 | 75% | yes |
| 6 | Vegamour GRO Revitalizing Shampoo | 14 of 19 | 74% | yes |
| 7 | Olaplex No. 4 Bond Maintenance Shampoo | 17 of 39 | 44% | no |

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. Bumble and bumble Thickening Volume Shampoo

66% of its reviews say hair looks fuller, and 14% like the scent. Price is the main complaint, at 20%. It holds up at Sephora, where 20 of 24 said it helped.

- Praised for: Nice scent (14%), Good value (9%), Leaves hair soft (6%)
- Complaints: Too expensive (20%), Drying or stripping (9%), Hair gets greasy fast (6%)
- Reports counted: 35

### 2. Bondi Boost HG Shampoo for Thinning Hair

38% of its reviews mention less shedding and 36% say hair looks fuller. 16% call it gentle on the scalp. Complaints are small: 7% saw no difference. It does well at both stores, 17 of 20 at Ulta and 20 of 27 at Sephora.

- Praised for: Nice scent (22%), Leaves hair soft (16%), Gentle on scalp (16%)
- Complaints: Too expensive (5%), Drying or stripping (4%)
- Reports counted: 55

### 3. OUAI Fine Hair Shampoo

17% of its reviews say hair looks fuller, and 11% call it good value. On the other side, 8% call it drying and 6% mention an itchy scalp.

- Praised for: Nice scent (25%), Hair stays clean longer (14%), Good value (11%)
- Complaints: Bad or strong scent (19%), Drying or stripping (8%), Too expensive (6%)
- Reports counted: 36

### 4. Bondi Boost Hair Thickening Therapy Shampoo

33% say hair looks fuller. The catch is dryness, which 20% of its reviews mention, and 10% say hair gets greasy fast. All counted reviews are from Sephora.

- Praised for: Nice scent (13%), Good value (10%), Leaves hair soft (7%)
- Complaints: Drying or stripping (20%), Bad or strong scent (10%), Hair gets greasy fast (10%)
- Reports counted: 30

### 5. Nioxin Hair Fall Defense Shampoo

A small group, all from Ulta. 17% of its reviews say hair looks fuller, and 8% saw no difference.

- Praised for: Gentle on scalp (8%), Nice scent (8%), Good value (8%)
- Reports counted: 24

### 6. Vegamour GRO Revitalizing Shampoo

30% of its reviews say hair looks fuller, but 13% saw no difference and 13% call it too expensive. 10% say it is drying. All counted reviews are from Sephora.

- Praised for: Nice scent (33%), Good value (7%)
- Complaints: Too expensive (13%), Bad or strong scent (10%), Drying or stripping (10%)
- Reports counted: 30

### 7. Olaplex No. 4 Bond Maintenance Shampoo

It splits by store, with 11 of 16 at Ulta against 6 of 23 at Sephora, and 17 of 39 overall, the weakest record here. 21% of its reviews say hair looks fuller, but 12% call it drying.

- Praised for: Good value (12%), Leaves hair soft (12%), Nice scent (10%)
- Complaints: Drying or stripping (12%), Too expensive (6%)
- Reports counted: 52

## Questions

**Which shampoo works for thinning hair?**

By these reviews, Bumble and bumble Thickening Volume Shampoo has the best record at 24 of 29, then Bondi Boost HG Shampoo for Thinning Hair at 37 of 47 and OUAI Fine Hair Shampoo at 14 of 18. These are shoppers' reports of how their hair looked and shed, not proof that a shampoo changes hair loss.

**Do Bondi Boost reviewers notice less shedding?**

Quite a few do. 38% of Bondi Boost HG Shampoo for Thinning Hair reviews mention less shedding, and 37 of 47 reviewers said their hair looked fuller or shed less.

**Do reviewers like Olaplex No. 4 Bond Maintenance Shampoo for thinning hair?**

Not as often as the other shampoos here: 17 of 39 is the weakest record on this page. It splits by store, with 11 of 16 at Ulta and 6 of 23 at Sephora.

**When should I see a doctor about thinning hair?**

Shampoo reviews can tell you how a product looked and felt, not why hair is thinning. If hair loss is sudden, severe or painful, a doctor or dermatologist is the right call.

## 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/