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Science-Backed Skincare Simplified

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Science-backed skincare, explained by a PhD formulation scientist

I’m Dr Bozica Kovacevic, a pharmacist and formulation scientist. DrBeautiology helps you understand ingredients, avoid misleading claims, and build skincare routines based on evidence, not fear or trends.

May 17, 2026

Why Vitamin C Serum Turns Brown, and When to Stop Using It

Dr Bozica, PhD, MPharm

Your vitamin C serum turns brown when it oxidises. Here’s what the colour change means, when to stop using it, and how to store it properly.

May 12, 2026

Moisturiser, Self-Esteem, and the Science in Between

Dr Bozica, PhD, MPharm

Moisturiser does more than soften skin. Here’s what research says about dryness, confidence, and feeling better in your own skin.

April 26, 2026

Retinol vs Coenzyme Q10 for Wrinkles by Cosmetic Chemist

Dr Bozica, PhD, MPharm

If you’re choosing between retinol and CoQ10 for wrinkles, the evidence is not equal. This guide breaks down what each ingredient does well, where the limits are, and which one has the stronger case.

April 21, 2026

What Does Coenzyme Q10 Actually Do for Skin?

Dr Bozica, PhD, MPharm

Coenzyme Q10 has a credible role in skin. It helps cells produce energy, supports antioxidant defence, and may improve early signs of ageing in some formulas. The catch is delivery. CoQ10 is hard to formulate well, so product quality shapes results more than most labels admit. The evidence is promising,…

April 16, 2026

Can Sensitive Skin Handle Vitamin C Serum?

Dr Bozica, PhD, MPharm

Vitamin C serum can help sensitive skin, but it can also irritate it. This article explains what the evidence shows about L-ascorbic acid, vitamin C derivatives, redness, pigmentation, collagen support, and why formula design often decides whether a serum helps or makes reactive skin worse.

April 16, 2026

How to pick between Vitamin C and Vitamin E for Skin

Dr Bozica, PhD, MPharm

Vitamin C and vitamin E are often grouped together as antioxidant skincare actives, but they do different jobs on skin. Vitamin C has the stronger case for collagen support, uneven tone, and some signs of photoageing, while vitamin E is better placed to protect skin lipids and support the barrier….

April 12, 2026

Vitamin C vs Hyaluronic Acid Serums?

Dr Bozica, PhD, MPharm

Vitamin C and hyaluronic acid serums do different jobs, yet brands often sell them with the same promises. This evidence-based comparison looks at what each ingredient actually does well, where the claims get shaky, and how to choose the serum that fits your skin.

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What Makes DrBeautiology Different

DrBeautiology is built for people who want skincare advice that is clear, evidence-based, and honest about what products can and cannot do.

Here, skincare is science. Ingredients are explained through skin biology, cosmetic chemistry, formulation science, and clinical evidence, so you can make better decisions without relying on trends, fear, or marketing language.

Expert-Led Skincare Education

DrBeautiology is written by Dr Bozica Kovacevic, PhD, MPharm, a pharmacist and formulation scientist with expertise in drug delivery, nanotechnology, biomaterials, and topical formulation.

Evidence Over Marketing Claims

Skincare claims often sound scientific without being scientifically strong.
DrBeautiology separates clinical evidence from lab data, marketing language from measurable effects, and realistic benefits from inflated promises. The goal is not to make skincare more complicated. It is to make it easier to understand what is worth your attention.

Formulation-Aware Advice

An ingredient is only part of the story.
Concentration, pH, delivery system, stability, packaging, skin tolerance, and the full formula all influence how a product performs. DrBeautiology helps you look beyond ingredient lists and understand skincare with the nuance it deserves.