Look for a stable, high-concentration formula containing L-ascorbic acid (ideally 15–20%), supported by ingredients like Ferulic Acid and Vitamin E for enhanced antioxidant protection.

Vitamin C is a powerful antioxidant that brightens skin tone, fades hyperpigmentation, and boosts collagen production while protecting against free radical damage from UV rays and pollution.

Apply in the morning under moisturizer and sunscreen to boost protection and enhance makeup application. It can also be used at night for added anti-aging benefits.

Vitamin C is suitable for all skin types, including dry, oily, acne-prone, sensitive, and aging skin. It helps reduce redness, fade spots, and improve overall skin clarity.

Vitamin C inhibits melanin production and reduces inflammation, making it effective for fading dark spots, melasma, acne marks, and uneven skin tone.

Vitamin C reduces the breakdown of collagen by inhibiting metalloproteinases (MMPs) and supports new collagen formation, improving firmness and reducing fine lines.

Yes. Clinical-grade Vitamin C serums like MD® Ultimate Vitamin C are formulated to be non-irritating while strengthening the skin’s barrier against environmental stressors.

Unlike many serums, MD’s Vitamin C remains clear and stable for over a year. It’s clinically potent with 20% L-ascorbic acid and delivers visible results within 30 days.

Yes. Vitamin C brightens dull complexions and helps reverse yellowing caused by sun exposure and aging, giving skin a radiant, more youthful appearance.

Use once daily in the morning. For enhanced results, it can also be applied at night. Always follow with a moisturizer and SPF if used during the day.

Yes. Vitamin C can be used on the neck, chest (décolletage), and backs of hands to address sun damage and visible signs of aging.

A slight tingling is common when using clinical-strength Vitamin C, especially on dry or sensitive skin. Follow with moisturizer. Tingling usually subsides with continued use.

One 1 fl oz (30ml) bottle typically lasts 2 to 3 months with daily use, depending on how much you apply each time.

Yes, MD® Vitamin C Serum is vegan, cruelty-free, and made with natural, skin-safe ingredients. It is not tested on animals.

Yes. Vitamin C is a Category A ingredient and is safe for use during pregnancy and breastfeeding. It helps prevent melasma and promotes healthy skin tone.

MD® Vitamin C Serum nourishes the skin with a potent blend of antioxidants and hydrating ingredients. It supports skin barrier repair, boosts elasticity, and promotes a radiant, youthful-looking complexion by enhancing collagen synthesis and protecting against environmental stressors.

Unlike many serums that oxidize quickly, MD® Vitamin C Serum features a stabilized 20% L-ascorbic acid formula that stays clear and potent after opening. Combined with Ferulic Acid and Vitamin E, it delivers maximum antioxidant protection, collagen support, and visible results within 30 days.

MD® Vitamin C Serum is made with skin-friendly, naturally derived ingredients and is generally well-tolerated. Some users may experience mild tingling upon initial application, which typically subsides as the skin adapts.

Vitamin C (L-ascorbic acid) is a clinically backed antioxidant that brightens uneven skin tone, reduces the appearance of fine lines, and protects against free radical damage from pollution and UV exposure. It also supports collagen production for firmer, healthier-looking skin.