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"Excellent product. Have been using it for years." - Andy
Why You’ll love it
System 1 is for fine, natural, normal to thin-looking hair.
Activ-Renewal™ gives a more youthful-looking scalp and fuller, healthier looking hair.
Adds thickness and strength.
Improves the appearance of thinning hair and creates an environment for fuller, healthier looking hair.
Description
Nioxin System 1 Scalp & Hair Treatment is designed for natural hair experiencing light thinning, aiming to invigorate the scalp and volumize hair while protecting the scalp.
This innovative leave-in treatment not only refreshes the scalp but also significantly enhances hair volume by augmenting the fullness of each strand. As a vital component of the comprehensive Nioxin System, it focuses on amplifying hair texture and providing robust protection against breakage, ensuring your hair looks and feels thicker. Formulated with nicotine, it fosters an optimal scalp environment and promotes the appearance of voluminous, healthy hair. For those committed to achieving the fullest, most resilient hair, using the entire three-step System 1 regimen is recommended. This treatment is a testament to the brand's unwavering dedication to hair revitalisation and health given Nioxin's reputation as the top salon brand for thicker, fuller hair and its over 30 years of thinning hair expertise.
Helps hold moisture and carry other ingredients through the formula.
May suit
Most hair types as part of a moisturising formula.
Worth knowing
A widely used humectant and carrier ingredient.
GlycoproteinsProteins and amino acids
Strengthening and conditioning
Glycoproteins help condition and reinforce the hair surface for a smoother, more resilient feel.
May suit
Those looking to improve hair softness, manageability, or the appearance of damaged or chemically treated hair.
Worth knowing
These protein–carbohydrate complexes are often used in lightweight formulas to support hair strength without heaviness.
Hydrolyzed KeratinProteins and amino acids
Protein
Helps temporarily support and smooth the hair surface for a stronger feel.
May suit
Damaged, chemically treated or fragile hair wanting reinforcement.
Worth knowing
Protein routines suit some hair well, while very protein-sensitive hair may prefer balance with moisture.
PanthenolConditioning agents
Conditioning agent
Helps condition, soften and add a smooth, healthy feel to the hair.
May suit
Most hair types, especially dry or dull hair.
Worth knowing
A versatile, well-tolerated conditioning ingredient.
EthoxydiglycolSolvents
Solvent
Ethoxydiglycol helps dissolve and evenly distribute ingredients in a formula.
May suit
Those looking for products that spread easily or deliver active ingredients more uniformly.
Worth knowing
It is commonly used to improve texture and enhance the performance of other ingredients in both skincare and haircare formulations.
CyanocobalaminConditioning agents
Vitamin & conditioning support
Provides a vitamin boost that helps support overall hair and scalp vitality.
May suit
Those interested in formulas that include supportive vitamins for hair and scalp care.
Worth knowing
Cyanocobalamin is a stable form of vitamin B12 often added to cosmetic formulations for its conditioning and scalp-care benefits. It is typically used in small amounts alongside other supportive ingredients.
BiotinAnti-dandruff / scalp care
Scalp-supporting vitamin
Biotin is a B‑vitamin used in haircare to support the condition of the scalp and hair fibre.
May suit
Those looking for formulas that help maintain a healthy-feeling scalp or the appearance of stronger hair.
Worth knowing
In topical products it is used in small amounts to complement other strengthening or scalp-care ingredients. Its effects are supportive rather than dramatic on its own.
UbiquinoneConditioning agents
Antioxidant support
Provides antioxidant support to help protect hair and scalp from environmental stressors.
May suit
Those interested in maintaining hair vitality or supporting colour-treated hair.
Worth knowing
Ubiquinone is used in some haircare formulas for its antioxidant properties, helping support overall hair and scalp condition. It is typically included in small concentrations alongside other conditioning ingredients.
Saccharomyces/Copper FermentConditioning agents
Hair conditioning ferment
A mineral-rich ferment used to help condition and support the feel of stronger, healthier hair.
May suit
Those looking for lightweight conditioning ingredients that may support hair strength and resilience.
Worth knowing
Fermented mineral ingredients are valued for providing trace elements in a form that is easy for formulations to incorporate. They are commonly included in premium haircare for their supportive, conditioning benefits.
Saccharomyces/Iron FermentConditioning agents
Nourishing conditioner
A fermented mineral complex used to help condition and support the overall feel of the hair and scalp.
May suit
People looking for formulas that include fermented ingredients or mineral-enriched conditioning agents.
Worth knowing
Fermentation can help make minerals more bioavailable, which is why these blends are sometimes included in premium haircare formulations. It is typically used in small amounts to complement other conditioning ingredients.
A fermented blend that can help condition and support the scalp and hair with magnesium-derived nutrients.
May suit
Those looking for gentle scalp-supporting or conditioning ingredients.
Worth knowing
Fermented mineral complexes are commonly used in haircare for their lightweight conditioning and scalp-refreshing benefits. They are typically well tolerated and add a subtle moisturising boost.
Saccharomyces/Silicon FermentConditioning agents
Fermented conditioning ingredient
A fermented mineral-infused ingredient used to help condition and support hair feel and manageability.
May suit
Those looking for lightweight conditioning or formulas featuring fermented actives.
Worth knowing
Fermented ingredients are often used to enhance absorption or provide a smoother sensory feel in haircare formulas. Silicon in ferment form is used for its supportive, conditioning benefits rather than as a silicone.
Saccharomyces/Zinc FermentAnti-dandruff / scalp care
Scalp-conditioning ferment
A fermented blend that delivers bioavailable zinc to help support a balanced, comfortable scalp.
May suit
Those looking for gentle scalp-supporting ingredients or products aimed at maintaining scalp freshness.
Worth knowing
Fermented mineral complexes can enhance ingredient absorption and are commonly used in soothing or balancing scalp treatments. They are generally included at low levels to complement broader scalp-care formulas.
Superoxide DismutaseConditioning agents
Antioxidant enzyme
An antioxidant enzyme that helps protect hair and scalp from oxidative stress.
May suit
People interested in supportive scalp care or antioxidant-rich formulas.
Worth knowing
It is often included in advanced formulations to help maintain the stability of the product and support the scalp’s natural resilience. Its role is typically complementary rather than a primary performance driver.
Acetamide MEAHumectants
Moisturising humectant
Helps attract and hold moisture in the hair.
May suit
Those with dry or dehydrated hair seeking smoother, more manageable texture.
Worth knowing
It is commonly used to improve hair softness and maintain moisture balance in formulations. It can also support the spreadability and feel of leave‑in and rinse‑off products.
Methyl NicotinateAnti-dandruff / scalp care
Scalp-stimulating agent
Helps increase surface microcirculation on the scalp.
May suit
People using stimulating or energising scalp products aiming to support a refreshed sensation.
Worth knowing
It is often included at low levels in targeted scalp treatments to create a warming effect. This tingling sensation is normal and is linked to its circulation-boosting activity.
