As I Am Dry Itchy vs Jason: Best Dandruff Remedy Winner

We put As I Am Dry and Itchy Shampoo and Jason Dandruff Relief 2 in 1 head to head. Both are popular dandruff remedy picks on Amazon. But they serve different buyers. This comparison breaks down price, formula, and results. By the end, you will know which one fits you.
| Factor | As I Am Dry and Itchy Scalp Care Shampoo | As I Am Dry and Itchy Scalp Care Cowash, |
|---|---|---|
| Price | Check price | Check price |
| Size | 12 oz bottle | 12 oz bottle |
| Key technology | Zinc pyrithione with olive and tea tree oil | Pyrithione zinc with tea tree oil |
| Best for | Textured hair and dry scalps | Simple 2 in 1 routines |
| Ease of use | Easy, lather and rinse | Easy, one step cleanse and condition |
| Finish | Calm, moisturized scalp | Clean, conditioned hair |
| Overall value | Check price | Check price |
Our Verdict
Choose As I Am Dry and Itchy Shampoo if you want gentle care made for textured hair. Pick Jason Dandruff Relief 2 in 1 if you want a simple 2 in 1 for busy routines. For most buyers, the As I Am shampoo wins for sensitive scalps.
More Top Picks in This Category
Not sold on either of these two? Here are more bestselling options worth considering.

Best for: Best for simple 2 in 1 dandruff routines.
Jason Dandruff Relief Treatment 2-in-1 Shampoo and Conditioner, 12 oz
- 12 oz 2 in 1 with pyrithione zinc
- Tea tree oil soothes itch
- No parabens or harsh sulfates
- One step cleanse and condition
Pros
- 2 in 1 convenience
- Natural leaning formula
- Good value
Cons
- 2 in 1 less rich than separate
- Herbal scent

Best for: Best for daily tea tree scalp maintenance.
Jason Tea Tree Shampoo, 12 oz
- 12 oz tea tree shampoo
- Australian tea tree oil
- Relieves itch and flakiness
- No parabens, phthalates, harsh sulfates
Pros
- Pure tea tree focus
- Gentle daily option
- Cruelty free
Cons
- Mild for severe dandruff
- Needs conditioner after

Best for: Best for a refreshing scalp reset.
OGX Extra Strength Refreshing Scalp and Teatree Mint Shampoo, 13 oz
- 13 oz tea tree and mint shampoo
- Peppermint oil and witch hazel
- Sulfate free surfactants
- Paraben free
Pros
- Invigorating mint tingle
- Great drugstore price
- Refreshing deep clean
Cons
- Tingle too strong for some
- Can dry very dry scalps
Want the Full Picture?
Dandruff or Dry Scalp: The Flake Test That Decides Your Treatment
Buying the wrong remedy is the most expensive mistake in dandruff care, and the As I Am and Jason picks on this page target genuinely different problems. Run a simple three-part test before committing. First, check flake color and texture: dry scalp sheds small, white, dry powder that falls easily from the hair, while dandruff from seborrheic dermatitis produces larger, yellowish flakes that look slightly greasy and stick to the scalp. Second, check scalp oiliness by pressing a blotting sheet or tissue to your scalp midday: if it comes up clearly oily, you are likely dealing with fungal-driven dandruff; if it comes up clean on a tight, itchy scalp, it is dryness. Third, check the itch pattern: dry scalp itches evenly, dandruff itch concentrates in oily zones like the hairline and behind the ears and worsens after sweaty days. The classic Head and Shoulders guide walks through zinc pyrithione, the antifungal active that treats true dandruff, while moisturizing routines suit the dry-scalp side of the divide.
A Curly-Safe Routine With Medicated Dandruff Shampoo
Medicated shampoos are notoriously drying, which makes them the enemy of curly and coily hair unless you adapt the routine. The trick is scalp-only application: apply the dandruff shampoo directly to the scalp with an applicator bottle or your fingertips, massage it in for the required contact time, and let the rinse water carry a diluted amount down the lengths rather than scrubbing the shampoo through your curls. Before washing, coat the lengths in a pre-poo oil or conditioner to create a barrier against the medicated lather. After the medicated wash, always follow with a deep conditioner, since skipping that step is what leaves textured hair brittle after treatment washes. Once flakes clear, alternate the medicated wash with your regular curl shampoo instead of continuing twice weekly indefinitely. If you prefer gentler between-wash care, our aloe vera for dandruff guide covers soothing options that will not strip curl moisture.
The Maintenance Phase: How to Taper Off Without Rebound Flakes
Most guides tell you to use dandruff shampoo twice a week forever, but a smarter maintenance taper keeps flakes gone with less product and less dryness. Once your scalp is flake-free for two consecutive weeks, step down from twice weekly to once weekly for a month, keeping the same contact time. If flakes stay gone, stretch to every ten days, then to twice a month as a preventive wash. Know the difference between a relapse and a normal blip: a true relapse brings back itch and greasy flakes within days of a missed wash and needs a return to twice-weekly treatment, while a one-off flaky day after a sweaty week or hard-water wash usually resolves with a single medicated wash. Track it simply: if you need the medicated wash more than twice a month for three months straight, your dandruff is not in maintenance yet, and you should stay on weekly washes rather than forcing the taper.