Wahl USA Dry Skin & Itch Relief Pet Shampoo for Dogs
- Dog Shampoo
- 24 fl oz
- 24 fl oz
- Sulfate Free;Paraben Free
- More reviewed than 98%
A sulfate-free, oatmeal-based shampoo with broad ingredient support for dry or itchy skin, backed by the largest sales volume in its category.
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How it ranks among the 131 dog shampoos we track
4.6★ across 42,700 Amazon ratings, Bayesian-smoothed toward the category average.
42,700 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
30,000+ bought on Amazon last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 131 dog shampoos we track - how the scorecard works · full dog shampoos data report. Confidence: high - strong rating volume and complete data.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
Wahl's Dry Skin & Itch Relief shampoo is a 24-ounce oatmeal formula scented with coconut and lime verbena, sold under model 820004T for dogs with irritated skin. It is the top-ranked shampoo in Amazon's Dog Shampoos category.
Wahl blends oatmeal with aloe, coconut, lime and lemon verbena rather than relying on a single soothing ingredient, and lists the formula as sulfate-free and paraben-free. At over 42,700 ratings and roughly 30,000 units bought in the past month, it is one of the highest-volume sellers in its category, though volume alone says nothing about how it performs on a given dog's skin.
- 24 fl oz bottle
- Coconut lime verbena scent
- Tree nut free formula
- 1 year limited warranty
Who it's for
Owners of dogs with dry or itchy skin looking for a scented, sulfate-free wash for routine bathing will get the most from this. Anyone needing a purely medicated formula for a diagnosed skin condition should look at a targeted therapeutic shampoo instead.
Strengths and trade-offs
Drawn from this product's published specifications.
- Sulfate-free and paraben-free formula
- Oatmeal and aloe base for dry or itchy skin
- 24 oz bottle, large sales volume signals easy reorder
- Scented formula (coconut lime verbena), not fragrance-free
- Not positioned as a medicated treatment
Performance notes
The oatmeal and aloe base is intended to soothe skin during washing while the sulfate-free and paraben-free formulation avoids two ingredients commonly linked to further irritation. Coconut, lime and lemon verbena are listed as scent and conditioning ingredients rather than active treatments.
Specifications
| Brand | WAHL |
|---|---|
| Model | 820004T |
| Dimensions & fit | |
| Item Weight | 1.66 pounds |
| Capacity & performance | |
| Liquid Volume | 24 fl oz |
| Construction & materials | |
| Material Type Free | Sulfate Free;Paraben Free |
| Included components | |
| Unit Count | 24 fl oz |
| Included Components | Shampoo |
| Warranty & support | |
| Warranty Description | 1 year |
| Other details | |
| Item Type Name | Oatmeal Pet Shampoo |
| Manufacturer Part Number | 820004T |
| Allergen Information | Tree Nut Free |
| Model Number | 820004T |
| Scent Name | Oatmeal |
| Target Species | Dog |
| Upc | 043917820040 043917033907 |
| Product Benefits | Soothing |
| Asin | B005CUTWDE |
| Customer Reviews | {'ratings_count': '42,756', 'stars': '4.6'} |
| Manufacturer | Wahl Clipper Corp. |
| Special Ingredients | Oatmeal, Coconut, Lime, Aloe, Lemon Verbena |
| Best Sellers Rank | #112 in Pet Supplies (See Top 100 in Pet Supplies) #1 in Dog Shampoos |
| Recommended Uses For Product | Irritated Skin |
| Item Form | Liquid |
Other WAHL dog shampoos
How it compares
This product against the closest alternatives we track in dog shampoos.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| Wahl USA Dry Skin & Itch Relief Pet Shampoo for DogsThis product | 4.6 / 5 | 42,700 | 4.6 / 5 |
| earthbath, Oatmeal & Aloe Dog Shampoo - Oatmeal Shampoo for Dogs, Itchy, Dry Skin Relief…earthbath | 4.7 / 5 | 8,500 | 4.6 / 5 |
| Douxo S3 PYO Medicated Dog Shampoo with 3% Chlorhexidine for DogsDouxo | 4.7 / 5 | 7,800 | 4.6 / 5 |
| Arm & Hammer Deodorizing Dog Shampoo with Baking Soda for Odor ControlARM | 4.6 / 5 | 22,400 | 4.6 / 5 |
| Veterinary Formula Clinical Care Antiseptic and Antifungal Medicated Shampoo for Dogs &…Veterinary | 4.6 / 5 | 21,800 | 4.6 / 5 |
Similar dog shampoos from other brands
Questions about the WAHL 820004T
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
Is Wahl's 820004T shampoo sulfate-free?
Yes, the formula is listed as sulfate-free and paraben-free.
What does the Wahl oatmeal shampoo smell like?
It carries a coconut lime verbena scent alongside the oatmeal, aloe and lemon verbena ingredients.
How much shampoo comes in one bottle?
Each bottle holds 24 fluid ounces.