Simple and Principia are two skincare brands known for gentle formulations and dependable daily care. Simple features soothing makeup removers, refreshing toners, cleansers, and moisturizers with niacinamide and glycerin, while the latter offers thoughtful cleansers and precise formulas. The British brand suits oily and mature skin best, whereas the other brand suits balanced to oily skin. They differ primarily in their product types, specific standout offerings, and exact ingredient focuses.
Simple is a British skincare brand founded in 1960 and owned by Unilever PLC since 2011.
This page compares some of the most popular Simple and Principia products; for every product of both brands, with a fit score for your own skin, use the Lovi app.
Simple is the better choice on this page, as its products on this page achieve High fit levels for sensitive, acne-prone, and combination skin types. Glycerin helps maintain skin hydration, while niacinamide may help improve skin aging and pigmentation.
What is the difference between Simple and Principia?
Simple offers a broad variety of products on this page with better overall fit levels across multiple skin types compared to Principia, which features only a single cleanser with caution ratings for dry skin. Both brands formulate their products on this page without added fragrance.
Simple or Principia: which cleanser is better?
Simple offers a range of cleansers with varying Lovi fits from Low to High depending on the specific product and skin type, whereas Principia has just one cleanser on this page with Average to Caution fits. Glycerin helps maintain skin hydration across the cleansing formulas.
Simple features value-friendly moisturizers among the products on this page, while the provided page facts do not mention the price of Principia.
Which causes fewer breakouts, Simple or Principia?
Simple features products on this page that some reviewers report as causing breakouts or irritations, while the single Principia cleanser listed has no user breakout feedback provided.
How do the founding years and owning companies of Simple and Principia compare?
Simple was founded in 1960 in the United Kingdom and has been owned by Unilever PLC since 2011, whereas Principia was founded in 2020 and is owned by Viziera Participações Ltda.
Which brand offers a greater variety of products on this page, and what are their fragrance statuses?
Simple offers a greater variety of products on this page, while Principia includes just one cleanser. Every product on this page from both brands lists no fragrance in its ingredients.
What are the main skin types that Simple fits best according to its brand-focused routines?
According to its brand-focused routines, Simple fits oily skin, mature skin, and combination skin best.
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Behind this comparison
Lovi compares products by their fit scores, calculated from the full ingredient list with brand-independent rules our dermatologists and cosmetic chemists build and review, and personalizes every pick with AI trained on the real results of millions of users. Lovi trains its fit score models on a proprietary dataset built from more than 10,000 expert-labeled products and more than 100,000 simulated examples, following an internally consistent methodology presented at Cosmoprof, AMWC, and Skin of Color Update.
