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See Results in 10–12 Weeks

 Clinically proven to lower melanin indices and even skin tone with daily use. Superior tyrosinase inhibition vs. kojic acid, cysteine, and alpha-lipoic acid ​ 

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Core Benefits

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Melanin Inhibition

Whitens and evens skin tone by blocking tyrosinase activity—the enzyme responsible for melanin production

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Oxidative Defense

Neutralizes free radicals and protects skin from environmental damage and premature aging.

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Collagen Synergy

Enhances collagen production and elasticity when paired with ingredients like pomegranate extract and Vitamin C

Frequently Asked Questions

OPITAC™ is a clinically studied, pharmaceutical-grade glutathione developed by KOHJIN Life Sciences, Japan. It features high purity, stability, and bioavailability, ensuring maximum antioxidant protection and visible skin benefits compared to generic forms.

Yes. Studies have shown that oral supplementation with OPITAC™ Glutathione can reduce melanin production, brighten skin tone, and improve skin clarity by neutralizing oxidative stress and inhibiting tyrosinase activity—offering a safe and holistic approach to skin radiance.

Absolutely. OPITAC™ Glutathione has been clinically validated for safety and efficacy, with no reported adverse effects in long-term use. It supports not just skin health, but also liver detoxification, and immune defense—making it a powerful daily antioxidant.