GDS Hair Dye Shampoo — Grey Coverage in 3 Minutes
Grey coverage in one wash — no gloves, no developer tray, no salon chair.
GDS is a two-step color shampoo: lather, wait three to ten minutes, rinse. It deposits natural-looking tone through the strand while a botanical oil blend keeps hair soft, so a root touch-up fits into an ordinary shower.
- 3–10 minute application — leave longer for deeper, more saturated color.
- Low-mess — rinses from skin and surfaces with soap and water.
- Conditioning oil blend — avocado, macadamia, jojoba, olive and camellia oils.
- Ammonia-free, paraben-free formula, available in three shades.
Shades: Black · Brown · Dark Brown
How to use: Wet hair, work an even layer through like shampoo, leave on 3–10 minutes depending on how deep you want the color, then rinse with lukewarm water. For more intensity, apply to dry hair or repeat. No separate conditioner needed.
Read before you buy: This is an oxidative hair color. It contains PPD and resorcinol — effective, long-lasting dyes that are also common allergens. We list every ingredient and its risk level below so you can decide for yourself. Always patch test 48 hours before first use.
Ships from Korea, worldwide.
A gray-coverage dye in a 3-minute wash — and we won't pretend an oxidative dye is something it isn't.
Before we selected this, we screened the category's best sellers on the same EWG-style scale we use on ourselves. Tap any row to read its full graded ingredient list.
Amazon best sellers
Olive Young best sellers — Korea's #1 & #2 are ours
So — our pick
Risk distribution 61 graded
Free of screened
Hero ingredient — Botanical oil & extract blend.
What that benchmark led us to decide
No oxidative dye is 'clean' — but if you're going to cover grays, this is the format we'd pick: ammonia-free, cushioned with real botanical oils, and done in one 3-minute wash instead of a 30-minute kit. We stock it because it makes the unavoidable trade-offs of gray coverage about as gentle and livable as an oxidative dye realistically gets — it screens 7.5, with every flagged ingredient laid out below.
Grey gone. In one wash.
A two-step color shampoo that deposits natural-looking tone while you wash — no gloves, no developer tray, no salon chair. Lather, wait three to ten minutes, rinse. A botanical oil blend keeps hair soft through the color process, so a root touch-up fits into an ordinary shower.
Grey shows up first at the roots
Grey usually appears at the temples and parting before anywhere else — the spots that catch the light and read first in the mirror. Box dye and salon visits mean gloves, mixing, timing and a free afternoon.
If any of this sounds familiar, that's the gap GDS is built for:
Color while you wash
GDS is a two-agent oxidative color: a color base plus a developer that fixes the tone into the strand. You apply it like a shampoo, so the whole thing happens in the shower.
Colors as you lather
Worked through wet hair like shampoo, the formula deposits tone evenly across the strand — with extra payoff where grey shows most, around the hairline and parting.
Conditions while it works
A blend of avocado, macadamia, jojoba, olive and camellia oils, with panthenol and allantoin, helps keep the cuticle smooth and hair soft through the color process.
Low-mess by design
No gloves, no sectioning, no separate bowl. If it gets on skin or surfaces, it rinses away with soap and water.
Grey coverage, in real time
No edits, no salon. Applied like a shampoo and rinsed on time — this is the color developing through a normal wash.



Quick touch-ups, not whole afternoons
Choose your tone
Black
Brown
Dark Brown
More, on video
Real application and results clips — muted and looping.
An honest note on the formula
GDS is an oxidative hair color. That's what makes the tone even and long-lasting — and it means the formula contains PPD and resorcinol, two of the most common hair-dye allergens, plus a hydrogen-peroxide developer. We don't hide that behind the label.
Always do a 48-hour patch test before your first use, and skip it if you've ever reacted to a hair dye. The complete, risk-rated ingredient list — every single ingredient in both agents — is published right below this story.
Questions, answered
How do I use it?
Wet your hair, pump an appropriate amount into your hands, and apply evenly like shampoo. Leave it on for 3–10 minutes depending on how deep you want the color, then rinse with lukewarm water. For quicker, more intense results you can apply to dry hair. No separate conditioner needed.
How fast does it work?
Most people see noticeable tone in about three minutes. For fuller, deeper color we recommend leaving it on 7–10 minutes — shorter times give a softer, more blended result.
Is one application enough?
One application gives noticeable, even coverage for most people. If you prefer a deeper or more intense shade, you can repeat the process.
Can I use it on my beard?
Yes. It works on facial hair the same way — apply, wait, rinse. Keep it well clear of the eyes and rinse thoroughly.
Will it stain my skin or sink?
It's formulated to be low-mess. If it gets on skin or bathroom surfaces it rinses off with soap and water — as long as you rinse on time rather than letting it sit well past ten minutes.
How long does the color last?
It depends on your hair, how often you wash, and your care routine, but the color is designed to be long-lasting and natural-looking. Gentle, sulfate-free everyday shampoos help it hold longer.
Is it safe for a sensitive scalp?
It's ammonia- and paraben-free, but it is still an oxidative dye containing PPD and resorcinol, which can cause reactions in sensitive people. Always do a 48-hour patch test first, and don't use it if you've previously reacted to hair dye.
Where does it ship from?
It ships from Korea, worldwide. The full risk-rated ingredient list for both agents is on this page so you can read everything before you buy.
Read every ingredient first.
We list both agents in full and risk-rate each one — the high-risk dyes included — so nothing's hidden.
See the full ingredient list