Kinfield

Liplock SPF 15 Lip Balm

Name: Kinfield - Liplock SPF 15 Lip Balm
Brand: Kinfield

SPF 15Efficacy 50/100·Medium irritancy ·1 UV filter

Efficacy measures how well the formula delivers the claims the brand advertises · 0 of 1 advertised claim delivered

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Product summary

"Kinfield - Liplock SPF 15 Lip Balm" "is a broad spectrum lip sunscreen meaning that it protects both from UVB rays (" burning "- they cause sunburn) and UVA rays (" aging "- they don't cause sunburn but lead to premature aging and pigmentation issues). However, this lip sunscreen does not offer enough sun protection. We recommend to use a sunscreen with at least SPF 30 daily.

Sunscreen filters

This lip sunscreen is a mineral sunscreen. It uses zinc oxide for sun protection. Zinc oxide almost never irritates the skin or stings eyes, but it can leave a white cast.

Irritation risk

There are some common irritants in this product, including ingredients that do not have benefits for the skin. We assess the overall irritancy of it to be medium. For a detailed overview of all potential irritants: click here

You can see the detailed formula review with the breakdown of all actives in the product and the full ingredient list with estimated concentrations in the tables below.

Price

The product retails from 16.00$ up to 18.00$ in the United States.

For a detailed price comparison: click here.

Sun protection

This product offers broad spectrum sun protection, but it is weak. We recommend to use a broad spectrum sunscreen with at least SPF 30.

This product can be considered "reef safe" because it does not contain the UV filters (oxybenzone and octinoxate) that can be harmful to coral reefs when present in the water in high concentrations.

UV spectrum

UVB290 nmUVA II320 nmUVA I340 nmVisible400 nm+

Zinc Oxide

FilterCoverageWhat it doesEst. amount

Zinc Oxide Mineral UVBUVA+Visible Photo-stable A broad spectrum sunblock (protects from both UVA and UVB rays). Is suitable for most sensitive skins. In small concentrations, can be used as a colorant10.5%

Reef-safe

No oxybenzone or octinoxate — the two filters banned in Hawaii, Florida Keys and Aruba.

Product claims breakdown

Irritancy

6 flagged ingredients — patch-test recommended

High risk

We flagged 6 ingredients with irritancy potential. Severity depends on your sensitivity threshold; the table lists the worst offenders first.

IngredientFunctionIrritationEst. amount

ParfumAn aromatic blend of unspecified and possibly irritating ingredientsHigh~2.2–3.4%est.

Hippophae rhamnoides fruit oilA plant oil that might somewhat help to neutralize free radicals. It could be irritatingHigh~0.15–0.5%est.

Rubus idaeus seed oilA plant oil that might be able to help neutralize free radicals in skinLow~2.4–3.6%est.

Polyhydroxystearic acidUsed to create a thicker product consistency and stabilize the formulationLow~1.4–2.1%est.

Simmondsia chinensis seed oilSoftens the upper layer of skin and helps restore the healthy skin barrier. Has shown to help calm down inflammation in skin. It is a stable oil, meaning that it retains its properties even when exposed to air.Low~0.55–1.35%est.

Citric acidCan work as an exfoliant but is typically used to adjust the product pHLow~0.05–0.2%est.

Comedogenic

4 ingredients can clog pores in acne-prone skin

High risk

These ingredients have a comedogenic rating ≥ 2. In leave-on products at higher concentrations they can clog pores for acne-prone skin types.

IngredientFunctionRatingEst. amount

Cocos nucifera oilAn emollient. Found to be as effective as a moisturizer for dry skin as mineral oil. Could be comedogenicHigh~3.8–5.7%est.

Butyrospermum parkii butterA great moisturising ingredient that softens the skin and reduces water loss from its upper layer. It also can be helpful in protecting skin from free radicalsHigh~2.1–3.1%est.

Theobroma cacao seed butterHelps soften the upper layer of the skin and can be helpful in restoring the skin barrier function. Might have some anti-oxidant effectHigh~1.1–1.7%est.

SqualeneAn oil that is naturally part of skin sebum that helps to soften its upper layer, reduce water loss and neutralize free radicals. It might be comedogenic. Avoid applying large concentrations (or pure oil) before sun exposure as oxidized squalene can clog pores and lead to skin irritation. Today squalene is mostly derived from vegetable oils or synthetized by yeastMed~0.35–0.85%est.

~ marks concentrations estimated from label position and typical use levels