The Journal

Skin Gem Journal

Buying guides, ingredient deep-dives, and SA retail price analysis — grounded in real review data, not brand marketing.

Coming soon — first articles dropping mid-2026

We are building a data-driven editorial layer on top of our product and review database. Join the waitlist to be notified when we publish.

Join the waitlist

Coming up

Buying Guide

The 8 best moisturisers for oily skin under R300 in SA

We looked at 400+ reviews from people with oily skin across our database and pulled the eight products that consistently top the charts — all available locally, all under R300.

Coming soon

Data

We tracked 200 skincare products across 7 SA retailers. Here's what we found.

The same CeraVe Moisturising Cream costs R189 at Takealot and R249 at Woolworths. Across our tracker, the average price gap between cheapest and most expensive retailer is R67.

Coming soon

Ingredient Deep-Dive

Why your skin type matters more than star ratings

A 4.8-star moisturiser for someone with dry skin is often useless — or actively bad — for oily, acne-prone skin. Here's why aggregate reviews fail and what to look at instead.

Coming soon

SA Retail

K-Beauty in South Africa: what's actually available and where

Secret Skin, Glow Theory, Skinbeat, and Seoulful together stock over 800 K-Beauty products locally. We mapped which brands have the widest coverage and where prices are most competitive.

Coming soon

Ingredient Deep-Dive

How to read an INCI list (without a chemistry degree)

Ingredients are listed in descending order of concentration — but only above 1%. We break down what this actually means for your shopping decisions and which actives to look for.

Coming soon