Redoxon is a global healthcare and nutrition brand primarily recognized for pioneering the world’s first artificially synthesized Vitamin C (ascorbic acid) supplement in 1934. Originally launched by Hoffmann-La Roche, the brand is now owned and operated by the German pharmaceutical giant Bayer.

Brand History and Evolution

Pioneer Status:
Redoxon was the first mass-manufactured synthetic vitamin in history.

Heritage:
The brand has over 85 years of expertise in immune care.

Modern Transformation:
As of late 2025, Redoxon is transitioning from being strictly an immunity-focused brand to a broader “Guardian of Health.” This transformation involves expanding its portfolio to address proactive wellness, including mental performance, mood, and energy.

Core Products and Formulations

Redoxon products are primarily available as effervescent tablets designed for rapid absorption. Key variants include:

Redoxon Original:
Contains 1000 mg of Vitamin C to support daily immunity and reduce the severity/duration of cold symptoms.

Redoxon Double Action:
A combination of Vitamin C and Zinc, which is essential for immune system function and wound healing.

Redoxon Triple Action:
Combines Vitamin C, Vitamin D, and Zinc for comprehensive daily immunity support.

Redoxon Vita Immune/Fortimun:
A high-potency formula containing 1000 mg of Vitamin C plus 10 other vitamins and minerals, including Vitamin A, B6, B12, E, Folic Acid, Iron, Copper, and Selenium.

Specialized Variants:
Specialized versions exist, such as Redoxon Cal-D, which includes Calcium, Vitamin D3, and Vitamin B6 to aid bone maintenance.

Market Presence and Operations

Global Reach:
While Bayer manages the brand globally, it has a particularly strong presence in South East Asia (SEA), including Singapore, Malaysia, and Indonesia.

Manufacturing:
Some products are manufactured in Switzerland.

Safety and Standards:
Products are developed using clinically validated ingredients and quality manufacturing standards. Many variants are sugar-free and suitable for diabetics, often sweetened with aspartame, acesulfame potassium, or sucralose.

Usage and Safety Guidelines

Recommended Dosage:
For adults and adolescents over 12 years, the standard dose is one tablet daily dissolved in water.

Contraindications:
Redoxon should not be used by individuals with kidney stones, severe renal impairment, or phenylketonuria (due to aspartame content).

Adverse Reactions:
While generally well-tolerated, high doses may cause digestive issues (nausea, diarrhea) or allergic reactions.

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