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Jack Black Jack Black Protein Booster Skin Serum - Product image showing packaging and label for comedogenic ingredient analysis
Jack BlackSerum

Jack Black Protein Booster Skin Serum

High Risk(14)
42 ingredients5 flagged

Jack Black Protein Booster Skin Serum is marketed as a high-performance anti-aging solution designed to firm the skin and reduce the appearance of fine lines and wrinkles. This multi-action serum features a sophisticated blend of peptides, antioxidants, and organic botanicals. The formula begins with a base of water, glycerin, and aloe barbadensis leaf juice, providing immediate hydration and soothing properties. It also incorporates caprylic/capric triglyceride to help maintain the skin's moisture barrier and improve the spreadability of the product. While the texture is designed to be lightweight and fast-absorbing—making it easy to layer under a moisturizer—the inclusion of several natural plant oils gives it a more nourishing feel than a standard watery serum. It is specifically formulated to support the skin’s natural collagen production and protect against environmental stressors. However, for those with specific skin concerns like chronic breakouts or congestion, the concentrated botanical oil blend requires a closer look. While it offers significant anti-aging benefits for mature skin, the richness of the formula might be problematic for users who are prone to acne.

Our Analysis

Our analysis of the Jack Black Protein Booster Skin Serum reveals a high comedogenic risk level for individuals with acne-prone skin. While the serum contains beneficial soothing agents like aloe, it is formulated with several highly pore-clogging oils. Most notably, coconut oil (rated 4/5) is a major concern due to its high lauric acid content, which can easily solidify within the pores. Additionally, the inclusion of soybean oil and corn oil (both rated 3/5) introduces further risk of congestion and inflammation. These ingredients, along with tocopherol and caprylic/capric triglyceride, make this serum a likely trigger for breakouts.

Skin Type Recommendations

This serum is best suited for individuals with very dry or mature skin who do not have a history of acne. The rich oil profile provides essential lipids for moisture retention. However, we strongly advise against use for oily, combination, or acne-prone skin types due to the high comedogenic risk.

Flagged Ingredients

4
coconut oil

High Lauric Acid content solidifies inside the pore.

3
soybean oil

Moderate comedogenicity; depends on the refinement level of the oil.

3
corn oil

Unbalanced fatty acid profile; can be inflammatory.

2
capric/caprylic triglyceride

Fractionated coconut oil; removed most clogging long-chain acids but can still affect some.

2
tocopherol

Pure Vitamin E is thick and sticky; safe in small amounts as an antioxidant, but potentially clogging in pure oil form.

Want Deeper Analysis?

Run our MACR (Multi-Axis Comedogenic Risk) analysis to get a comprehensive 5-axis risk assessment. This AI-powered analysis evaluates ingredients for Plugging Risk, Barrier Damage, Fungal Acne Risk, Oxidation Risk, and real-world User Reports — giving you personalized scores for your skin type.

Full Ingredient List(42 ingredients)

Water (Eau)GlycerinCaprylic/​Capric TriglycerideAloe Barbadensis Leaf Juice*Butylene GlycolSodium Polystyrene SulfonatePhenoxyethanolSimmondsia Chinensis (Jojoba) Seed OilCaprylyl GlycolSorghum Bicolor Stalk JuiceXanthan GumPolysorbate 20Retinyl PalmitateTocopherolDipeptide Diaminobutyroyl Benzylamide DiacetateOrmenis Multicaulis OilGlycine Soja (Soybean) OilZea Mays (Corn) OilAscorbyl PalmitateLinum Usitatissimum (Linseed) Seed Oil*Camellia Sinensis Leaf ExtractTaurineSodium HyaluronateHamamelis Virginiana (Witch Hazel) WaterTeprenoneCitric AcidPotassium SorbateLonicera Caprifolium (Honeysuckle) Flower ExtractCarbomerPalmitoyl OligopeptidePalmitoyl Tetrapeptide-7Pelargonium Graveolens Flower OilCocos Nucifera (Coconut) Oil*Lonicera Japonica (Honeysuckle) Flower ExtractRosmarinus Officinalis (Rosemary) Leaf OilAlcoholPlantago Lanceolata Leaf ExtractCaprylic/Capric TriglycerideRead all the geeky details about Glycerin here >>Read all the geeky details about Tocopherol here >>Read all the geeky details about Camellia Sinensis Leaf Extract here >>[more]

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Our analysis is powered by AI and backed by extensive research on comedogenic ingredients — but it's not medical advice. For skin concerns, please consult a dermatologist.