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Description
Strong Kaminomoto A Hair Tonic, Fragrance-Free 200 ml — Japanese Quasi-Drug with Ethinylestradiol
Overview
The step up from Kaminomoto A within the same Kobe range, in the fragrance-free version, 200 ml. It is a Japanese quasi-drug and it is not simply a stronger version of the plain tonic — the active list is different. Two actives are added, one of which is ethinylestradiol, a synthetic oestrogen, included to counter androgen activity at the scalp.
That is the fact the previous version of this page did not carry, and it is the fact that should decide whether this bottle is right for you. Read the Cautions before ordering. If you want the Kaminomoto approach without a hormone, Kaminomoto A and Ladies Kaminomoto EX do not contain one.
Key Benefits
- ✓ Seven approved quasi-drug actives, named in full — including the hormone, which is the point of this rewrite
- ✓ Fragrance-free version: no menthol, no added scent
- ✓ Kamigen E and Kamigen K together, where the plain tonic carries only Kamigen E
- ✓ Approved in Japan for preventing hair loss and for dandruff and itching, at the wording level a quasi-drug allows
- ✓ 200 ml bottle, the same size as the standard tonic
- ✓ Shipped from our base in Kobe, Japan with tracking, in the Japanese domestic packaging
Product Details
| Brand | Kaminomoto |
|---|---|
| Manufacturer | Kaminomoto Honpo Co., Ltd., Kobe |
| Country of origin | Japan |
| Product type | Medicated scalp tonic (leave-on) |
| Volume / count | 200 ml |
| Scent | Fragrance-free |
| JAN code | 4987046100771 |
| Regulatory status | Quasi-drug (iyakubugaihin) in Japan |
Who Is This For?
- Adults who have used the plain Kaminomoto tonic and want the fuller active list, hormone included
- People whose thinning follows an androgen-driven pattern — receding temples, thinning crown
- Scent-sensitive users who still want the stronger formulation
- Not for: anyone pregnant, possibly pregnant or breastfeeding; children and adolescents
- Ask your doctor first if: you have a hormone-sensitive condition or are on hormone therapy
How to Use
- Wash and towel-dry the hair so the scalp is damp, not dripping.
- Part the hair in rows and apply the tonic to the scalp skin, not to the lengths.
- Work across the areas that concern you — crown, parting, temples — a few millilitres in total.
- Massage with the pads of the fingers for one to two minutes.
- Leave on. Do not rinse. Style as usual.
Frequency: Once or twice a day, on a clean scalp
Full Ingredients
Approved actives: isopropyl methylphenol; ethinylestradiol; pyridoxine hydrochloride (vitamin B6); salicylic acid; Kamigen E; Kamigen K; CS-Base.
Kamigen E, Kamigen K and CS-Base are Kaminomoto's own approved-active designations — a vitamin-E-type component, a Sophora flavescens root extract, and an organic-acid complex respectively. Contains ethanol.
Please read before ordering. Japan approves ethinylestradiol as an active in this category of quasi-drug hair tonic. Most of our other markets do not: in the EU, the UK and the US it is a prescription medicine and is not an ingredient permitted in cosmetics. That does not make the Japanese product unsafe as sold in Japan — it means the regulatory frame differs, and that customs treatment or personal-import limits in your country may differ too. We state it here rather than let you discover it on the box.
The manufacturer publishes the actives and the headline ingredients but not the complete INCI list online. What is shown above is what is disclosed; the full list is printed on the package you receive.
Cautions
- Contains ethinylestradiol, a synthetic oestrogen, as one of the approved actives. Do not use if you are pregnant, may be pregnant, or breastfeeding. Not for use by children or adolescents. If you have a hormone-sensitive condition or are on hormone therapy, ask your doctor before using it.
- Contains ethanol and salicylic acid: a brief sting is expected; stop if redness or flaking persists.
- For scalp use only. Do not apply to the face or to broken, sunburned or freshly shaved skin.
- If hair loss is sudden, patchy, or comes with scaling or pain, see a dermatologist first.
- Keep out of reach of children. Store away from direct sunlight and open flame.
Package Contents
1 × bottle, 200 ml. Japanese domestic packaging with Japanese-language labelling.
Shipping & Store Notes
- Ships directly from Japan
- Processing time: 2–6 business days
- Tracking number provided after dispatch
- Import duties and taxes may apply depending on destination country
- Opened cosmetics cannot be returned for hygiene and safety reasons
Authenticity Guarantee
Every product at Tsujimoto Market is sourced directly from Japan and verified for authenticity. We never sell fakes or grey-market goods. Each order is carefully packed in Kobe, Japan and dispatched with full tracking.
FAQ
There is a hormone in this hair tonic — should that worry me?
It should at least be a decision you make knowingly, which is why it is on this page. Ethinylestradiol is a synthetic oestrogen; Japan's Ministry of Health approved it in this class of hair tonic to counter the effect of androgens on the scalp, at the low concentration a quasi-drug allows. Applied to the scalp it is not the same exposure as taking a tablet. Even so, the sensible line is the manufacturer's own: not in pregnancy, not while breastfeeding, not for children, and a conversation with your doctor first if you have a hormone-sensitive condition. If you would rather avoid a hormone entirely, Kaminomoto A Hair Tonic and Ladies Kaminomoto EX are the two products in this range that do not contain one.
When in the day should a scalp tonic go on, and does it matter?
It matters more than the brand does. A tonic is meant for a clean scalp with the hair towel-dried, not soaking: on wet hair the liquid runs off before it can sit on the skin, and on a day-old scalp it has sebum to get through first. Part the hair in rows and put it on the skin, not the lengths — the lengths are dead keratin and cannot use it. Then massage for a minute; the massage is doing at least as much as anything in the bottle. Most people find evening after washing the easiest slot to keep to, and keeping to it is the part that decides whether you ever find out if it works.
Will this regrow hair I have already lost?
No, and any page that says otherwise is selling you something. A Japanese scalp essence in this category is approved to support the hair you still have — reducing itch and flaking, keeping the scalp comfortable, and helping existing growth stay in place. It does not restore follicles that have closed, and it does not treat androgenetic hair loss, for which there are actual medicines. If your parting is widening or you are shedding in clumps, see a dermatologist rather than working through bottles of essence.
What does "quasi-drug" mean on a Japanese label?
Quasi-drug (iyakubugaihin) is a Japanese regulatory category that sits between cosmetics and medicines. A product enters it by naming specific active ingredients at approved concentrations, and it may then state the effect those actives were approved for. It is not a medicine and it is not a promise of a result on your skin. Outside Japan the same product is normally imported and sold as an ordinary cosmetic.
Will I pay customs duty or import VAT?
That depends on your country and on the declared value of the parcel, not on us. We ship from Japan with a correct customs declaration and full tracking; any duty or import VAT your country charges is collected by your local carrier or customs office on delivery. Check your national de-minimis threshold before ordering if you want to avoid a surprise.



