Supplements for Energy, Defenses, Relaxation and Beauty

Natural, practical and designed for all ages.

Loose organic herbal teas

Fine blends, unique flavors.

SWISS QUALITY

Products developed with the utmost attention to SwissMedic, GMP, and FSSC 22000 certified quality. Made with superior quality ingredients to ensure efficacy and safety.

DESIGNED AND MADE IN SWITZERLAND

A short and controlled supply chain with local partners to support the Swiss economy and reduce environmental impact.

ECOLOGICAL IMPORTANCE

From raw materials to packaging, each phase follows sustainable practices with recyclable or biodegradable materials.

100% COMPARISONABLE

Thanks to the technology based on natural biochemistry, the substances are recognized and integrated by the body, maximizing their effectiveness.

100% VEGAN

Formulated without ingredients of animal origin, guaranteeing well-being that respects animals and the environment.

WITHOUT PRESERVATIVES AND COLORANTS

Only 100% natural flavors for an authentic taste and pure, transparent products.

EXPERT FOUNDER • DOCTOR VALENTINA BARRI

20 years of research to transform science into natural well-being

A pharmacist and researcher, Dr. Barri has dedicated her career to making supplements as effective as nature itself .

His discovery of cellular absorption gave birth to Tenaci, where science and nature come together for authentic well-being.

Nutrient Absorption Research

Natural and clinically tested formulations

Satisfied customers with tangible results

20 years of scientific experience

Powdered supplements

  • ENERGY AND CONCENTRATION

    Energy Load

    Orange-flavored powdered supplement designed to naturally improve energy and concentration.

    Key Ingredients:

    • Premium Guarana Extract: natural caffeine with gradual release for up to 8 hours
    • Serenzo™ Orange Extract: exclusive patent from organic citrus fruits, boosts energy and concentration
    • Vitamins C and B, Magnesium and Zinc: support energy metabolism, reduce mental fatigue and protect against oxidative stress
  • NATURAL DEFENSES

    Immuno Mix

    Berry-flavored powdered supplement designed to support the immune system naturally and comprehensively.

    Key Ingredients:

    • Eldercraft® Elderberry Extract: High-quality Austrian variety, clinically tested on the immune system, rich in polyphenols with prebiotic effects
    • Vitamin D and C, Zinc and Selenium: quadruple antioxidant protection, supports the production of antibodies and promotes cell repair
    • Natural Prebiotic Complex: nourishes the intestinal flora, improves nutrient absorption and strengthens the intestinal barrier
  • CALM AND SERENITY

    Zen Blend

    Passion fruit-flavored powdered supplement designed to help manage stress and promote mental balance.

    Key Ingredients:

    • Bluenesse® Melissa Extract: patented, rich in rosmarinic acid, clinically studied on stress and concentration, promotes a calm and positive mood.
    • Premium Ashwagandha Extract: High-quality Indian ginseng, helps manage psycho-physical stress and improves resistance to external pressures.
    • Vitamin B complex and magnesium: support the nervous system, maintain mental energy and promote muscle relaxation.
  • BODY AND BEAUTY

    Beauty Smoothie

    Blackcurrant-flavored powdered supplement designed to support skin, hair, and nails naturally and comprehensively.

    Key Ingredients:

    • Ceramide Extract Ceraminosides™: patent supported by clinical studies, essential lipids for hydrated skin and restoration of the skin barrier
    • Premium Pomegranate Extract: rich in antioxidant polyphenols, it fights cellular aging and helps eliminate toxins and free radicals.
    • Vitamins C and E, Biotin, Copper, Zinc and Selenium: stimulate collagen production, protect against oxidative stress and maintain skin elasticity
Energy Load - Concentration and energy 24/7.
Immuno Mix - Nature for your defenses.
Zen Blend - Slow down, breathe, find yourself.
Beauty Smoothie - Nourishes, Brightens and Regenerates.

Tenacious Technology : the science of nature

Understanding Nature

We study the nutrients and biochemistry of the human body to create formulas that the body naturally recognizes .

Empowering Synergies

Each ingredient is selected for quality and combined in blends that strengthen each other .

Intelligent Absorption

The formulations are designed for gradual and complete absorption , without overloading the body.

Science that Becomes Life

Our creations are not replicas: they are the result of experience, creativity and respect for life itself.

TENACI - Excellence that nourishes your well-being

Where nature
meets science
a new way of living is born

Vieni a trovarci

TENACI - NATURAL LABORATORY

New Mill Square 6

CH-6900 Lugano

OPENING HOURS

Monday - Friday: 9:00 - 18:00
Saturday: 9:00 - 17:00
Sunday: Closed