ISA KNOX Ampoules

The ISA KNOX ampoule collection brings together 12+ concentrated treatment and precision products, from the LXNEW Vita Max Ampoule 30ml and Age Focus Prime Ampoule Serum 50ml for skin-focused actives to the Deep Curling Ampoule Mascara and Long Rich Ampoule Mascara for lash care. The skincare ampoules target brightening, anti-aging, and dual-phase treatment, while the mascara formats use the ampoule structure for conditioning and length rather than just pigment.

  • Skincare and lash ampoules
  • Korean formulation
  • Age Focus anti-aging actives
  • LXNEW vitamin complex

By Skinsli editorial Updated

Buying guide

Buying Guide: ISA KNOX Ampoules

The ISA KNOX ampoule collection spans two distinct categories that share a format name but serve different purposes. Facial ampoules like the LXNEW Vita Max Ampoule and the Age Focus Prime Ampoule Serum are concentrated skincare treatments applied at the serum step. Ampoule mascaras like the Deep Curling Ampoule Mascara and the Long Rich Ampoule Mascara use the same concentrated-formula philosophy for lash care. This guide covers both, with separate sections for each category so you can find the right product for your specific need.

What an Ampoule Is in Korean Skincare

In Korean skincare, an ampoule is a concentrated liquid treatment - more potent than an essence and typically applied in smaller quantities. The term comes from the pharmaceutical industry where ampoules are sealed vials of concentrated solution, and Korean skincare brands adopted both the name and the philosophy of high-active concentration in a small dose. ISA KNOX sells ampoules in 10ml, 30ml, and 50ml sizes, all of which are small compared to a standard toner or emulsion.

Ampoule mascaras, used in the ISA KNOX makeup range, apply the same word to a mascara formula that includes conditioning ingredients alongside the pigment, giving the wand treatment properties beyond simple colour.

The Skincare Ampoules in This Collection

Three core skincare ampoules appear in this collection. The LXNEW Vita Max Ampoule 30ml (also listed as LX New Vitamax Ampoule 30ml) is a brightening vitamin-focused treatment suited to dull or uneven skin. The Age Focus Prime Double Effect Ampoule Skin 160ml covers both anti-aging treatment and a toner-prep function in one step, making it efficient for a streamlined routine. The Age Focus Prime Ampoule Serum 50ml from the Izanox Age Focus Prime sub-line is a dedicated serum-format ampoule at a concentrated 50ml size.

The Plazenic Dual Tuning Ampoule 10ml at 10ml is the smallest format in the range - useful as a travel size or as an add-on booster layer rather than a primary treatment.

The Terbina Advanced Regenerating Gold Ampoule Mask

The Terbina Advanced Regenerating Gold Ampoule Mask bridges the ampoule and sheet mask categories. It is a mask format soaked in the Terbina AD line's regenerating actives, typically used as a weekly treatment rather than a daily step. Gold ampoule masks in the Korean market are associated with intensive moisture delivery and a temporary skin-plumping effect from the extended contact time a mask provides versus a rinse-off or quick-absorb product.

Use it after cleansing and toner, leave on for 15-20 minutes, then follow with your usual emulsion and cream without rinsing. It fits into the routine on the nights when you want to give the skin a higher active dose than the standard daily ampoule provides.

Age Focus Prime Double Effect Ampoule Three: Multi-Pack Value

The Age Focus Prime Double Effect Ampoule Three is a three-pack configuration of the Double Effect Ampoule, bundled for ongoing use. If you have already tested the single product and confirmed it works for your skin, the Three pack lowers the per-unit cost. It is a practical option for daily users of the Age Focus line who want to maintain a supply without reordering frequently.

The formula inside is the same as the single-item listing. Multi-packs like this are common in the Korean cosmetics market and are often used as a cost management strategy for products that form a permanent part of the routine.

ISA KNOX Ampoule Mascaras

The collection includes three mascara products in the ampoule category: the Deep Curling Ampoule Mascara, the Long Rich Ampoule Mascara 6ml, and the Elsie Long Rich Ampoule Mascara Black 8g. These are mascara formulas from the ISA KNOX cosmetics side of the brand rather than the skincare side. The Deep Curling version prioritises curl hold, while the Long Rich formats emphasise length and volume with a conditioning formula. The Elsie sub-brand Black variant at 8g is a slightly larger tube.

Korean ampoule mascaras are designed to condition lashes as a secondary function alongside pigment application. They are not a direct swap for a standard mascara but are appropriate for those who want to address lash care simultaneously with their makeup routine.

Choosing the Right ISA KNOX Ampoule for Your Goal

Start with the concern you want to address. For brightening and vitamin delivery, the LXNEW Vita Max Ampoule 30ml is the direct pick. For anti-aging and firmness as a daily treatment, the Age Focus Prime Ampoule Serum 50ml is the most concentrated dedicated serum in the range. For a two-in-one toner-plus-treatment step, the Age Focus Prime Double Effect Ampoule Skin 160ml is more efficient. For a quick weekly treatment boost, the Terbina Advanced Regenerating Gold Ampoule Mask adds an intensive layer without changing your daily routine.

The Plazenic Dual Tuning Ampoule 10ml is best for testing a new active type before buying full-size, or as a booster layered under a primary ampoule on nights when the skin needs extra support.

How to Layer Ampoules in a Routine

Skincare ampoules apply after toner and before emulsion. Use two to four drops, warm them between your palms, and press gently into the skin rather than rubbing. For the Age Focus Prime Double Effect Ampoule Skin, which is also a toner-function product, it replaces the toner step entirely rather than being added on top of one.

Avoid combining two highly active ampoules in the same step - if you want to use both the LXNEW Vita Max and the Age Focus Prime Serum, alternate them on different nights rather than layering both simultaneously. The Plazenic Dual Tuning Ampoule can be mixed into another ampoule as a booster if the formulas are compatible (check ingredients for known interaction risks).

Storage and Shelf Life

ISA KNOX ampoules at 10ml and 30ml sizes are small enough to be used up within a few weeks of opening. The 50ml Ampoule Serum and the 160ml Double Effect Ampoule Skin last longer and benefit from being stored in a cool, dark place rather than in direct sunlight or near heat. Korean packaging typically includes a period-after-opening (PAO) symbol - a number followed by M indicating months - which is the most reliable guide for how long the open product remains stable.

The Gold Ampoule Mask is a sheet mask and is single-use per pouch. Store unused pouches in a cool place and use before the printed expiration date rather than the PAO period, as pouches are sealed rather than repeatedly opened.

FAQ

Frequently asked questions

  • ISA KNOX ampoules are more concentrated than their standard serums and come in smaller volumes - typically 10ml to 50ml compared to a 100ml serum. They deliver a higher active load per drop and are used in smaller quantities per application. The Age Focus Prime Ampoule Serum 50ml and the LXNEW Vita Max Ampoule 30ml both follow this logic: a few drops per use rather than a full pump.

  • Yes, the LXNEW Vita Max Ampoule is designed for daily use. Apply two to three drops after toner in the morning or evening. The vitamin complex it contains is best absorbed consistently over time rather than as an occasional boost. If you use it in the morning, follow with SPF, as vitamin actives can increase sun sensitivity depending on the formula's pH.

  • Yes. The Double Effect Ampoule Skin is designed to function as both a toner and a treatment in one step. You apply it after cleansing in place of a separate toner, then follow with an emulsion or cream. This makes it suitable for those who prefer a shorter routine or who find that adding a serum on top of a separate toner creates too many layers for their skin to absorb comfortably.

  • The Plazenic Dual Tuning Ampoule at 10ml is a compact booster format. Use it as a secondary layer after your main toner and before your primary serum or ampoule. It can also be mixed into another ampoule or essence to adjust the texture or add an additional active. At 10ml it is not a standalone primary treatment but works well as a targeted add-on for specific skin needs on days when more support is required.

  • The Terbina Advanced Regenerating Gold Ampoule Mask is a sheet mask soaked in the Terbina AD regenerating actives, best used one to two times per week as a weekly treatment step rather than a daily layer. Apply after cleansing and toner, leave on for 15 to 20 minutes, then press in the remaining essence without rinsing. On nights you use the mask, skip your regular serum since the mask already delivers a comparable active load.

  • The Age Focus Prime Ampoule Serum 50ml is a dedicated concentrated serum applied after toner as a treatment step. The Double Effect Ampoule Skin 160ml replaces the toner step and covers both prep and treatment in one application. The Serum is for those who already have a toner they want to keep and need a treatment added on top. The Double Effect Skin is for those who want to consolidate steps.

  • If the Double Effect Ampoule Skin 160ml is already working well in your routine, the Three pack (three units bundled) brings down the per-unit cost and removes the need to reorder as frequently. It is not a trial option - if you have not used the product before, buy the single 160ml first to confirm the formula suits your skin before committing to three units.

  • The Deep Curling Ampoule Mascara prioritises curl hold and lash conditioning alongside pigmentation. The ampoule-formula approach means the mascara includes conditioning actives that are less common in basic formulas. It is suited to those with naturally straight lashes who want to maintain a curl throughout the day without flaking or stiffness. Apply in upward strokes from root to tip after using a lash curler if needed.

  • The Long Rich Ampoule Mascara 6ml and the Elsie Long Rich Ampoule Mascara Black 8g share the same length-and-conditioning formula intent. The Elsie version is a slight size increase (8g vs 6ml) and falls under the Elsie sub-label. Both are suitable for daily use, with the Elsie Black offering a marginally longer lifespan per tube. If you have used one and liked it, the other is a compatible alternative.

  • The Age Focus Prime Ampoule Serum 50ml is the most directly targeted product for fine lines and firmness in this collection. The Age Focus line is ISA KNOX's dedicated anti-aging range and the 50ml serum delivers those actives in concentrated form. For a two-in-one option that also covers toning, the Age Focus Prime Double Effect Ampoule Skin is the alternative if you prefer to reduce steps. Use either consistently over six to eight weeks before evaluating visible results.

  • The LXNEW Vita Max Ampoule 30ml is the collection's dedicated brightening pick. The Vita Max formula centres on a vitamin complex aimed at improving skin radiance and reducing the appearance of dull or uneven tone. Apply it daily in the serum step, and follow with SPF in the morning. Results from brightening actives typically become visible after consistent use over four to eight weeks.

  • The Age Focus and LXNEW ampoules are designed for general skin use rather than specifically sensitive skin. The Terbina Advanced Regenerating Gold Ampoule Mask is the most barrier-repair-focused option in the collection and may be more compatible with reactive skin. As with any concentrated treatment, patch-test on a small area for 24 hours before applying to the full face. If you know you react to vitamin C derivatives or retinol-class actives, check the ingredient list on the specific ampoule before use.