Seven Regions / Ingredient Guide

Six Stages to Liftoff: The Thinking Behind JSC

JSC is named for Houston's Johnson Space Center, where every launch depends on each stage doing its job. Here is how each ingredient was chosen to interrupt a different stage of discoloration.

JSC is named for Houston's Johnson Space Center, where every launch depends on each stage doing its job in sequence. We built this serum the same way.

Discoloration is not one event. It is a chain of steps, from the first irritation signal to pigment showing at the surface. JSC was built to work across that chain, with each ingredient chosen for a different step.

JSC combines 3% tranexamic acid, 2% alpha-arbutin, 4% niacinamide, and 2% N-Acetyl Glucosamine with Sodium Ascorbyl Phosphate, Tetrapeptide-30, and brown algae extract. It is set in our Signature Hydration base so a multi-active formula stays comfortable.

Why one ingredient often plateaus

Pigment starts with a trigger, such as UV, irritation, or a breakout. Signals then tell pigment cells to make melanin. An enzyme called tyrosinase is switched on and does the work. Finished pigment is then passed up into surface skin cells.

Most brightening ingredients act on one of those steps. If only one step is addressed, the others keep running. That is one reason a single-active serum can show early change and then level off.

We did not set out to find the strongest single brightener. We set out to cover each step where pigment can be interrupted.

Six stages, one serum

Where each JSC ingredient acts in the pigment process
Stage	What happens	JSC ingredients
1. Trigger	Irritation signals prompt pigment activity	Tetrapeptide-30, dipotassium glycyrrhizate
2. Signaling	Messengers tell pigment cells to make melanin	Tranexamic acid
3. Enzyme activation	Tyrosinase is processed into its active form	N-Acetyl Glucosamine
4. Enzyme activity	Active tyrosinase produces melanin	Alpha-arbutin, SAP, Tetrapeptide-30, brown algae
5. Transfer	Pigment moves into surface skin cells	Niacinamide, Tetrapeptide-30
6. New marks	Breakouts leave post-blemish marks	Sodium Ascorbyl Phosphate

Stage 1: The trigger

Calming the signals that start the process

In JSC: Tetrapeptide-30 and dipotassium glycyrrhizate.

Irritation and inflammation can prompt skin to release signals that encourage pigment production. This is why marks often follow a breakout or a scrape.

Tetrapeptide-30 is a short peptide described as reducing inflammatory messengers linked to pigment activity. Dipotassium glycyrrhizate, derived from licorice root, is a well-studied calming ingredient.

Stage 2: Signaling

Interrupting messages to pigment cells

In JSC: 3% tranexamic acid.

Tranexamic acid works upstream of the pigment cell. It interferes with a signaling pathway that UV exposure activates, reducing the messages that prompt melanin production.

In a randomized trial, a topical formula combining tranexamic acid and niacinamide reduced the look of uneven pigmentation.

Stage 3: Enzyme activation

Keeping tyrosinase from switching on

In JSC: 2% N-Acetyl Glucosamine.

Tyrosinase is made in an inactive form. It must have sugar groups attached before it can work. This step is called glycosylation.

N-Acetyl Glucosamine, or NAG, interferes with that step. Less tyrosinase is activated, so less is available to make pigment.

Stage 4: Enzyme activity

Slowing the enzyme that is already active

In JSC: 2% alpha-arbutin, Sodium Ascorbyl Phosphate, Tetrapeptide-30, and brown algae extract.

Alpha-arbutin resembles the material tyrosinase works on, so it competes for the enzyme. 2% is the maximum level the EU's scientific safety committee considers safe for face products.

Sodium Ascorbyl Phosphate is a stable vitamin C derivative. Vitamin C slows pigment formation at this stage and adds antioxidant activity.

Brown algae extract, from Laminaria japonica, contains fucoxanthin and fucoidan. Laboratory research has examined both for effects on melanin production and inflammation. It is also the second ingredient in JSC, so it serves as part of the base as well as an active.

Stage 5: Transfer

Keeping pigment from reaching the surface

In JSC: 4% niacinamide and Tetrapeptide-30.

Pigment is packaged in small structures called melanosomes. These are handed from pigment cells to the surface skin cells you see.

Niacinamide reduces that transfer. It does not stop pigment from being made. It limits how much reaches the surface. That makes it a natural partner for ingredients acting at earlier stages.

Stage 6: New marks

Addressing a common source of new discoloration

In JSC: Sodium Ascorbyl Phosphate.

For many people, breakouts are what keep marks coming. Fading old marks while new ones form is slow progress.

Sodium Ascorbyl Phosphate has research in blemish-prone skin. In one randomized study, a SAP formula compared favorably with adapalene on blemish counts. It has also shown antimicrobial activity in laboratory testing.

Two pairings built in

Niacinamide and N-Acetyl Glucosamine

A ratio taken from published research

In JSC: 4% niacinamide + 2% N-Acetyl Glucosamine.

In a double-blind trial of 202 participants, a formula with 4% niacinamide and 2% N-Acetyl Glucosamine reduced the appearance of facial spots more than its vehicle over eight weeks. JSC uses the same 4% and 2% levels.

The two act at different stages. NAG limits tyrosinase activation. Niacinamide limits pigment transfer.

Tetrapeptide-30 and Sodium Ascorbyl Phosphate

A peptide that extends a vitamin C derivative

Supplier study: 8 weeks, SAP alone compared with SAP plus Tetrapeptide-30.

In testing published by the peptide's manufacturer, SAP on its own did not produce a measurable change in pigmentation over eight weeks. SAP combined with Tetrapeptide-30 reduced it by about 15%.

This is supplier research, not an independent trial. It informed our decision to pair the two.

Why stacking can help delivery

A 2025 penetration study found that niacinamide absorbed about 32% more when combined with other brightening ingredients, which acted as penetration enhancers. Combining ingredients can affect how they reach the skin, not only what each one does.

Built to stay comfortable

A formula with this many actives has to stay gentle enough to use every day for months. Discoloration takes that long to change, and irritation can create new marks.

Signature Hydration

Modeled on skin's own moisturizing factor

Skin keeps itself hydrated with a natural moisturizing factor made mostly of amino acids, PCA, lactate, and urea. Signature Hydration includes eleven amino acids, PCA, sodium PCA, sodium lactate, and urea in that pattern.

Humectants (ingredients that attract and hold water) are layered on top, each working in a different way:

Saccharide isomerate binds to the skin's surface for longer-lasting hydration.
Tremella mushroom extract holds water much like hyaluronic acid.
Sodium hyaluronate adds surface hydration.
Trehalose helps protect skin proteins from dehydration stress.
Ectoin, beta-glucan, and panthenol support a comfortable, resilient barrier.

Soothing support

Dipotassium glycyrrhizate calms the look of redness. Brown algae contributes moisturizing polysaccharides. The result is a serum that works across six stages without the tight, stripped feeling many brightening serums leave behind.

Water phase and oil phase

JSC is a water-based serum. Every active in it dissolves in water. Some brightening and smoothing ingredients only dissolve in oil, so they cannot be part of a formula like JSC.

That is why JSC is designed to be followed by one of our oil serums:

Morning: JSC, then Cactus Nectar, with 10% THDA and hexylresorcinol in an omega-rich oil base.
Evening: JSC, then Desert Rose, our bakuchiol night oil.

Together, the routine covers both the water-soluble and oil-soluble sides of tone care. Finish with Palo Duro to seal in both layers.

How to use JSC

After cleansing and toning, apply 6–8 drops to face and neck.
Follow with an oil serum, if using, then moisturizer.
Use sunscreen every morning. UV restarts the process at Stage 1, and no serum can keep up with unprotected sun exposure.
Give it 8–12 weeks. Pigment already in the skin fades as surface cells turn over, and that takes time.

Why we prepare to order

It is what makes formulas like JSC possible

Most skincare is built to survive two to three years before it is opened: in a warehouse, in transit, and on a store shelf. That requirement shapes the formula before any ingredient is chosen.

A product built for years of storage needs heavier preservation and ingredients chosen mainly for stability. Actives that are effective but more delicate are often lowered, swapped, or left out.

Preparing to order removes that limit. We can build around what the skin needs rather than what will last on a shelf.

Gentler preservation: JSC relies on multifunctional ingredients such as pentylene glycol, caprylyl glycol, and a radish root ferment, rather than a system designed to hold for years.
More actives working together: six stages of actives, peptides, and a full moisture system can share one formula because it does not need to stay unchanged for years.
Fresher actives: your serum reaches you soon after it is made, not after months in inventory. What is on the label is closer to what is in the bottle.

The trade-off is a shorter window. Water-based serums like JSC carry a 3-month shelf life, which matches how long a 30 ml bottle lasts with daily use.

We did not choose fresh preparation for the story. We chose it because the formula we wanted could not be made any other way.

Follow the dates and storage instructions provided with your product.

Evidence and further reading

Research cited here concerns the individual ingredients and the formulas studied, not clinical testing of JSC or of Seven Regions products in combination. Stage assignments describe each ingredient's primary reported mechanism; several ingredients have activity at more than one stage. The Tetrapeptide-30 and Sodium Ascorbyl Phosphate data come from the peptide's manufacturer and used concentrations set by that study. Laboratory findings do not establish the same effect in human skin. JSC is a cosmetic and is not intended to diagnose, treat, or prevent any condition.

JSC Ingredient References

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Six Stages to Liftoff: The Thinking Behind JSC

Why one ingredient often plateaus