Persistent Dandruff is Nothing to Be Ashamed of. But Without Knowing the Cause, You Can’t Fix the Root Problem.
“I wash my hair every day, but the dandruff won’t go away… I’ve tried so many anti-dandruff shampoos; they work temporarily, and then it just comes back.” — This is the most common frustration we hear from those suffering from chronic dandruff.

If you feel this way, you are not alone. The problem might not be your cleanliness, but rather that your solution hasn’t addressed the “true root cause” of dandruff.
What Causes Dandruff? — Understand It to Overcome It
Many believe dandruff is caused by poor hair hygiene, but most dandruff issues stem from what is invisible to the naked eye.
Primary Causes of Dandruff:
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Why Conventional Shampoos Fail:
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This is why chronic dandruff sufferers get trapped in the same loop—trying a new shampoo, seeing temporary improvement, and then watching the dandruff return.
Introducing G1090 Absolute Flaky Scalp Care Anti-Dandruff Shampoo by PRINCIPLE

PRINCIPLE developed G1090 based on the understanding that persistent dandruff is primarily driven by fungus and scalp inflammation, not just dirt. We selected active ingredients that target the root cause while protecting the scalp’s natural ecosystem.
Key Ingredients That Make G1090 Different:
| Ichthyol® Shale Oil (Extract From Shale Rock) |
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Synergistic Botanical Blend:
G1090 also combines supporting ingredients for long-term results, including sustainably sourced and traceable native Australian Tea Tree Essential Oil, Salicylic Acid to reduce skin inflammation, and Provitamin B5 to nourish hair strands and soothe the skin. Together, they work harmoniously without stripping the scalp.
Maximum Safety — Free From 14 Harmful Chemicals:
What sets G1090 apart from conventional anti-dandruff shampoos is our choice to eliminate all unnecessary and harsh chemicals:
NO SULFATES/ SILICONES/ PARABENS/ FORMALDEHYDE
NO ALCOHOL/ COLOR ADDITIVES/ FRAGRANCE/ TRICOSAN
NO SODIUM CHLORIDE/ DEA OR TEA/ PETROLEUM BASED OIL/ PRESERVATIVES
A safe formula does not mean reduced efficacy. G1090 proves that a chemical-free shampoo can target dandruff precisely and sustainably while retaining the scalp’s moisture and natural balanc
How to Use G1090 for Maximum Results
Proper application significantly enhances the efficacy of the formula.
| Step 1: | Thoroughly wet your hair and scalp. Water helps open the scalp to receive the active ingredients. |
| Step 2: | Squeeze a coin-sized amount of G1090 and massage it directly into the scalp, focusing on dandruff- prone areas rather than just the hair. |
| Step 3: | Leave it on for 2–3 minutes to allow the ICHTHYOL SHALE OIL to fully activate and inhibit the fungus. |
| Step 4: | Rinse thoroughly. Residue left on the scalp is a major trigger for returning dandruff. |
Recommended Frequency: Use daily or every other day continuously for at least 4 weeks for lasting results, as the fungal growth cycle takes about 3–4 weeks.
| Who is G1090 For? |
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Expected Results with Continued Use:
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| Weeks 3–4: |
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| Month 2+: |
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Conclusion — Shift from Treatment to Care
Dandruff isn’t solved by scrubbing harder or constantly switching shampoos. It is solved by understanding the root cause and choosing a formula that targets it precisely. G1090 was developed on this very principle, combining clinically proven Pharmaceutical-Grade ICHTHYOL SHALE OIL with a chemical-free formula to help you break free from the chronic dandruff cycle sustainably.
“Shift from treatment to care. Choose PRINCIPLE for a sustainably healthy scalp.”
Product Information: G1090
- Product Name: Absolute Flaky Scalp Care Anti-Dandruff Shampoo (Dry Scalp Relief)
- Price: 329 THB (Regularly 349 THB) | Size: 250 ml
- FDA Notification Number: 10-1-6800041237
Available at: www.principleasia.com | Shopee: PRINCIPLEASIA Official Store



