Day Dew Sunscreen SPF 50

The Relief Sun made Beauty of Joseon a sunscreen brand. It was one of those products that transcended K-beauty fandom and showed up in mainstream beauty routines worldwide — a gentle, affordable, effective daily SPF that set a new benchmark for the category. So when the brand announced the Day Dew, the question wasn't whether people would buy it, but whether it could justify existing alongside a product that already seemed to do everything right.

The answer lies in finish philosophy. The Relief Sun dries to a natural, slightly matte finish — versatile, inoffensive, appropriate for most skin types. The Day Dew is unapologetically wet. It wants your skin to look like it just stepped out of a hydrating mist, like you spent the morning doing a seven-step routine even if you just splashed water on your face and applied this one product. For the glass-skin faithful, this is the aesthetic. For those who consider shine a four-letter word, this is a dealbreaker.

The UV protection system uses four chemical filters: avobenzone at 3% for UVA coverage, octocrylene at 5% for UVB protection and avobenzone stabilization, homosalate at 7% as additional UVB coverage, and octisalate at 5% for supplementary UVB absorption. It's a conventional but effective combination — the same foundational system used in many well-regarded Western sunscreens. The SPF 50 broad-spectrum rating with 80 minutes of water resistance puts this firmly in the reliable daily protection category.

What elevates this beyond a standard chemical sunscreen is the skincare ingredient layer. Niacinamide appears high on the INCI list, suggesting a percentage that can deliver its documented benefits — barrier strengthening, pore appearance reduction, and gradual brightening. Sodium hyaluronate (low-molecular-weight hyaluronic acid) provides the hydration that drives the dewy finish. Panthenol adds another humectant with documented soothing properties. And glycerin, the workhorse humectant, sits near the top of the formula, ensuring the base level of hydration is substantial.

The texture is immediately and obviously different from the Relief Sun. Where the Relief Sun feels like a lightweight lotion, the Day Dew feels like a thin emulsion — almost watery in consistency, spreading with virtually no effort. It absorbs quickly but doesn't 'dry down' in the traditional sense. Instead, it leaves a visible wet-look sheen that persists throughout wear. On dry skin, this looks like healthy hydration. On normal skin, it looks luminous. On oily skin, it can look like your moisturizer is sweating through.

The rice extract inclusion is a nod to the Beauty of Joseon identity, providing gamma-oryzanol antioxidant support that complements the UV filters. Tocopheryl acetate (vitamin E) adds another antioxidant layer. These aren't revolutionary inclusions, but they're thoughtful — they transform the daily sunscreen application from a pure protection step into a mild antioxidant treatment.

Application is straightforward and satisfying. The formula glides on without resistance, leaves no white cast, and causes no stinging around the eyes — a notable advantage over many chemical sunscreens, especially those with avobenzone, which is notorious for eye irritation in some formulations. The finish develops within two to three minutes: a clear, luminous sheen that photographs beautifully and makes skin look like it's been gently lit from within.

The formula layers well under makeup, particularly cream and liquid products that benefit from a hydrated base. Powder foundation and matte products can look slightly patchy over the dewy layer, so technique adjustments may be needed. Many users report using the Day Dew as their only base product, skipping foundation entirely — the luminous finish provides enough 'something' that bare skin looks intentional rather than unfinished.

At $18 for 50ml, this is one of the most affordable SPF 50 sunscreens available at Sephora, where it sits alongside products costing two to three times as much. The per-ounce value is strong, though the 50ml tube runs out in six to eight weeks with proper daily application — roughly a $9-per-month habit, which is still remarkably cheap for daily facial sunscreen.

The honest tension in this product is between the 'clean beauty' conversation and the reality of UV filter chemistry. Homosalate and octocrylene are not the most beloved chemical filters — both have attracted regulatory scrutiny in Europe and skepticism in clean beauty circles. If you follow a strict clean/mineral-only sunscreen philosophy, this product isn't for you. If you follow the scientific consensus that these filters are safe and effective at their approved concentrations and that the benefits of daily sunscreen far outweigh theoretical absorption concerns, then this is an excellent daily SPF.

Formula

The Science

The four-filter UV system in this product provides layered protection across the UV spectrum. Avobenzone (butyl methoxydibenzoylmethane) at 3% absorbs UVA radiation in the 310-400nm range — it's the only widely available chemical UVA filter approved for use in the US. Its primary limitation is photolability, which octocrylene addresses through triplet-state quenching, preventing the excited avobenzone molecule from degrading.

Homosalate at 7% and octisalate at 5% provide additional UVB absorption in the 295-315nm range. While effective, both have been the subject of regulatory review. The European Commission's Scientific Committee on Consumer Safety (SCCS) issued an opinion in 2021 recommending reduced maximum concentrations for homosalate, citing potential endocrine activity. The FDA's 2019 proposed sunscreen monograph requested additional safety data for both ingredients. Importantly, neither organization recommended removing these filters from the market — the requests are for more data, not for withdrawal.

The humectant system — glycerin, sodium hyaluronate, and panthenol — creates the product's signature dewy finish through moisture attraction and retention. A 2011 study in the Journal of Investigative Dermatology demonstrated that sodium hyaluronate penetrates the stratum corneum and increases hydration in a dose-dependent manner. Panthenol (provitamin B5) converts to pantothenic acid in the skin, where it supports lipid barrier synthesis — a 2002 study in the American Journal of Clinical Dermatology confirmed its wound-healing and barrier-repair properties.

Niacinamide's placement high on the INCI list suggests a concentration sufficient to deliver its well-documented benefits. Multiple studies, including a 2005 publication by Bissett and colleagues in the Journal of Cosmetic Dermatology, have demonstrated that topical niacinamide at 2-5% improves skin barrier function, reduces redness, and helps regulate sebum production.

Dermatologist Perspective

Dermatologists generally endorse daily SPF 50 broad-spectrum sunscreen as a cornerstone of skin health, and this product meets that recommendation at an accessible price point. Board-certified dermatologists note that the addition of niacinamide and panthenol provides legitimate skin barrier support that accumulates with daily use — making this more beneficial than a sunscreen-only formula. The dewy finish is often recommended by dermatologists for patients with dry or aging skin, where a hydrated appearance can minimize the look of fine lines. Dermatologists would advise pregnant patients to switch to the brand's mineral-only tinted sunscreen during pregnancy, as chemical UV filters are typically avoided as a precaution despite the absence of definitive evidence of harm.

Guidance

Beauty of Joseon's Relief Sun became the brand's breakout global hit, but its natural-matte finish didn't satisfy the growing 'glass skin' movement in K-beauty. The Day Dew was developed as a complementary offering for those who want the dewy, luminous look that Korean beauty is famous for — essentially splitting the sunscreen line into two aesthetic philosophies rather than trying to make one product do everything.

About Beauty of Joseon Established Brand (5–20 years)

Beauty of Joseon was founded in 2016 in South Korea and has become one of K-beauty's most successful sunscreen brands. The Relief Sun SPF 50 was a global bestseller, and the Day Dew represents the brand's expansion into a dewy-finish sunscreen line targeting hydration-focused consumers.

Brand founded: 2016 · Product launched: 2024

Myth vs. Reality

Myth

Dewy sunscreens provide less protection than matte ones

Reality

The finish has no relationship to UV protection — that's determined entirely by the UV filters and their concentrations. This product achieves SPF 50 broad-spectrum protection with the same robust four-filter system regardless of its dewy appearance. The dewiness comes from the humectants and emollients, not from reduced UV filter content.

Myth

Chemical sunscreens are unsafe because they absorb into the bloodstream

Reality

The FDA's 2019 and 2020 studies found that certain chemical UV filters are absorbed systemically at levels exceeding the threshold for safety studies — but 'exceeding the threshold for further study' is not the same as 'unsafe.' The FDA did not recommend avoiding these filters. They requested more data. Current scientific consensus is that the benefits of sun protection outweigh the theoretical risks of systemic absorption.

FAQ

Common Praise

"Lightweight formula that feels like skincare, not sunscreen"

"Beautiful dewy finish that makes skin look hydrated and healthy"

"No white cast and layers beautifully under makeup"

"Fragrance-free and doesn't sting eyes"

"Water resistant for 80 minutes — holds up well for outdoor activities"

Common Complaints

"Too dewy for oily skin — can exacerbate shine"

"Chemical UV filters may concern those who prefer mineral-only sunscreens"

"Small 50ml tube requires frequent repurchasing with daily use"

"Dewy finish can look greasy in humid climates"

"Homosalate and octocrylene are less favored UV filters in clean beauty circles"

Notable Endorsements

Available at Sephora

Appears In

best dewy sunscreen best k beauty sunscreen best hydrating sunscreen for dry skin best sunscreen for glass skin

Related Conditions

dryness dehydration dullness sun damage

Related Ingredients

avobenzone niacinamide hyaluronic acid panthenol