Frequently Asked Questions

Your skin has a size limit: 500 daltons. The $300 jars sell collagen and hyaluronic acid as if they reach deep. They're far above that line, so they work on top. J-Derm is built on the two names printed on the tube. Cica: its famous compound wears a sugar shell, but the same plant carries a small one, eleven daltons under the line. And hyaluronic acid, which holds water in your skin's outer layer. That's its real job. Touch your cheek tomorrow morning.

Two halves, printed in red on the tube: Centella Asiatica (Cica) + Hyaluronic Acid. Cica is the plant everybody trusts. In a six-month double-blind study, 20 women used madecassoside, cica's famous compound, at 0.1% with 5% vitamin C. Two-thirds showed an improvement (Haftek, 2008). Hyaluronic acid holds water in your skin's outer layer. The full ingredient list is printed on the box. Avoiding retinol or essential oils? See "Does it contain retinol or essential oils?" on this page. Study on ingredients, not a trial of this product.

Night one: gone in a minute, no film, and your skin already feels smoother. Day three: you keep touching your face. Week one: wrinkles start to soften. Week two: you wake up looking less tired. Week three: the lines around your mouth look softer. Thirty days: visibly fewer wrinkles in the mirror. Week six: someone asks if you got Botox. Deep wrinkles firm up in 8–12 weeks. Real collagen regeneration takes 90 days. That's why you get 90 days to try it.

No. This one tube takes the place of all three: moisturizer, serum and eye cream. That's the point. The American Academy of Dermatology puts it in writing: using too many products "may irritate the skin, especially if you are using more than one anti-aging product. This often makes the signs of aging more noticeable." More anti-aging. More aging. Keep your sunscreen in the morning. Using a separate retinol? Alternate nights, never at the same time.

Everywhere the years show: face, neck, around the eyes, lips, forehead, jawline and décolleté. One cream. No second jar for your neck. That's why the offer comes with a free tube: one for your face, one for your neck and chest, used in the same month. That papery neck a scarf can't hide gets the same cream as your cheeks. Morning and night.

Morning and night, after you cleanse. Take about one knuckle's worth, two if your skin is dry. Warm it between your fingers, swipe it gently over your face and neck, press it in and leave it alone. Gone in a minute. No film. No residue. Wait 60 seconds, then put on your makeup. In the morning, sunscreen goes on last. That's the whole routine.

The American Academy of Dermatology puts it in writing: using too many products "may irritate the skin, especially if you are using more than one anti-aging product." J-Derm replaces the stack with one cream. Avoiding retinol or essential oils? See "Does it contain retinol or essential oils?" on this page. Do a patch test before you start. If you have sensitive skin or a skin condition, check with your dermatologist first. If you notice any irritation, stop using it and email us. And you're covered: 90 days, full refund, keep the tube.

Yes. Formulated in Japan. And the idea is Japanese too. The all-in-one cream became its own category in Japan on December 12, 1998. The brand that leads it has been Japan's #1 all-in-one for nine years running. Three of the plants in this tube are written into Japan's official pharmacopoeia. In Japan, one cream in place of five isn't lazy. It's a category.

Straight answer: the ingredient list on the box includes essential oils: orange, cedarwood, geranium, jasmine, rose and galbanum. It absorbs in a minute and leaves no film. If fragrance or essential oils bother your skin, read the full list on the box, do a patch test and check with your dermatologist before you start. And you're covered either way: 90 days, full refund, keep the tube.

Straight from the label, no spin. The ingredient list on the box includes retinol and essential oils: orange, cedarwood, geranium, jasmine, rose and galbanum. If you're pregnant, allergic to any of these, or under a doctor's care for your skin, show the list to your doctor before you start. Already using a retinol? Alternate nights, never at the same time. Sunscreen every morning. And you're covered: 90 days, full refund, keep the tube.

No. This is built for skin after 60. The American Academy of Dermatology says women's skin loses about 30% of its collagen in the first five years of menopause, and loses some ability to hold water. That's exactly the skin this cream is for. In Japan, the leading all-in-ones are made for mature skin. And a six-month, double-blind study of cica's famous compound, paired with vitamin C, was run on photoaged skin (Haftek, 2008). Study on ingredients, not a trial of this product.

About a month, used morning and night on your face. It depends on how much you use: about one knuckle's worth, two if your skin is dry. Doing face and neck? That takes two tubes in the same month. That's why the offer gives you a free one: one tube for your face, one for your neck and chest. And the 90-day guarantee covers every tube in your first order.