GLAD I MET YOU Ultra-Light Sunscreen SPF 50 PA++++ For Oily & Sensitive Skin

DESCRIPTION

What It Does: Provides combined uva and uvb filtration in a single chemical uv filter molecule.

Why It's Used: Combined uva+uvb filter historically used for broad-spectrum coverage in a single ingredient, now increasingly restricted.

How It Works: Benzophenone chromophore absorbs uvb (305nm) and uva-ii (326nm) via two separate n→π* transitions. water-soluble allows aqueous phase formulation. single filter providing partial broad-spectrum coverage.

Typically Found In: Sunscreens (being phased out in many markets)

TECHNICAL DETAILS

Primary Category: Active ingredient – chemical uva/uvb filter

Secondary Functions: Skin conditioning

Application Areas:

Facial Skincare

Body Care

Hair Care

Beard Care

Color Cosmetics (Makeup)

Dietary/Oral Supplements

Typical Concentration Range: Up to 6% (eu), 6% (us fda)

SOURCING & ETHICS

Vegan Status: Yes – synthetic

Halal Status: Yes

Source Notes: Commercially produced for cosmetic use. verify vegan/halal status with supplier.

SKIN COMPATIBILITY

Irritancy Rating: 1/5 – very low

Comedogenicity Rating: 0/5 – non-comedogenic

Sensitivity Concerns: Well-tolerated by most skin types.

Safe for Sensitive Skin: Yes

SAFETY & COMPATIBILITY

Safety Profile: Eu max 6%. coral reef/aquatic toxicity — banned hawaii, palau, some us states. potential endocrine activity at high systemic exposure. ewg score: 7. use declining due to regulatory pressure.

Works Well With: Standard skincare actives

Avoid Combining With: No known significant incompatibilities

SCIENTIFIC NOTE

Benzophenone-3's declining use reflects evolving understanding of environmental and endocrine impacts: discovered in coral bleaching studies, its restriction in hawaii (2018) sparked a global trend in marine-safe sunscreen formulations that is reshaping the industry away from bp-3 toward mineral filters and marine-safer organic alternatives.

Last Verified: Cosing database,fda uv filter otc monograph,hawaii bp-3 restriction law

Primary Sources: 2026-03-12

DESCRIPTION

What It Does: Stimulates lipolysis in adipocytes by inhibiting phosphodiesterase (preventing camp breakdown), reduces eye puffiness through vasoconstriction of periorbital capillaries, and provides antioxidant dna repair stimulation for photoprotective benefit.

Why It's Used: The only cosmetic active with a well-defined mechanism for anti-cellulite claims — phosphodiesterase inhibition elevating adipocyte camp is the documented biochemical pathway, providing mechanism-based efficacy substantiation superior to most slimming actives.

How It Works: Caffeine inhibits phosphodiesterase (pde3, pde4) preventing camp hydrolysis → elevated camp activates protein kinase a → phosphorylates hormone-sensitive lipase → lipolysis of triglycerides in adipocytes. for eye puffiness: caffeine's adenosine receptor antagonism reduces prostaglandin-mediated capillary dilation in periorbital tissue, reducing fluid accumulation.

Typically Found In: Anti-cellulite,eye creams,antioxidant products

TECHNICAL DETAILS

Primary Category: Active ingredient – antioxidant

Secondary Functions: Free radical scavenging,anti-aging

Application Areas:

Facial Skincare

Body Care

Hair Care

Beard Care

Color Cosmetics (Makeup)

Dietary/Oral Supplements

Typical Concentration Range: 0.1%–3%

SOURCING & ETHICS

Vegan Status: Yes

Halal Status: Yes

Source Notes: Plant-derived extract or synthetic.

SKIN COMPATIBILITY

Irritancy Rating: 1/5 – very low

Comedogenicity Rating: 0/5 – non-comedogenic

Sensitivity Concerns: Non-irritating; well-tolerated.

Safe for Sensitive Skin: Yes

SAFETY & COMPATIBILITY

Safety Profile: Excellent safety profile. ewg score: 1.

Works Well With: Vitamin c,vitamin e,ferulic acid,spf,other antioxidants

Avoid Combining With: No significant incompatibilities

SCIENTIFIC NOTE

Caffeine has one of the highest sc penetration rates of any cosmetic active (logp -0.07, mw 194 da) — the combination of small size and moderate logp providing excellent aqueous solubility with sufficient sc lipid partitioning for effective transdermal delivery to adipose tissue.

Last Verified: Cosing database,caffeine pde inhibitor anti-cellulite lipolysis review

Primary Sources: 2026-03-12

DESCRIPTION

What It Does: Niacinamide strengthens the skin barrier, reduces visible pore size, regulates sebum production, fades dark spots, and improves skin texture and tone.

Why It's Used: It is used because it addresses multiple skin concerns at once without irritation, making it suitable for all skin types. it is stable in formulations and pairs well with most other actives.

How It Works: Niacinamide inhibits the transfer of melanosomes (pigment packets) to skin cells, reducing hyperpigmentation. it also stimulates ceramide synthesis to strengthen the skin barrier and reduces inflammation by modulating cytokine activity.

Typically Found In: Serums,moisturizers,toners,cleansers,eye creams,sunscreens,primers

TECHNICAL DETAILS

Primary Category: Active ingredient – vitamin

Secondary Functions: Barrier repair,brightening,anti-inflammatory

Application Areas:

Facial Skincare

Body Care

Hair Care

Beard Care

Color Cosmetics (Makeup)

Dietary/Oral Supplements

Typical Concentration Range: 2%–10% (typical: 5%; higher concentrations may cause flushing in some individuals)

SOURCING & ETHICS

Vegan Status: Yes – synthetically produced

Halal Status: Yes – synthetic origin

Source Notes: Commercially produced via synthesis from nicotinic acid or 3-cyanopyridine. no animal-derived sources used in cosmetic-grade niacinamide.

SKIN COMPATIBILITY

Irritancy Rating: 1/5 – very low; concentrations above 10% may cause temporary flushing in sensitive individuals

Comedogenicity Rating: 0/5 – non-comedogenic

Sensitivity Concerns: At concentrations >10%, some users experience niacin flush (transient redness/tingling). generally very well-tolerated.

Safe for Sensitive Skin: Yes – one of the best-tolerated actives for sensitive skin

SAFETY & COMPATIBILITY

Safety Profile: Extensively studied and considered very safe. ewg hazard score: 1. no significant systemic toxicity concerns at topical concentrations.

Works Well With: Retinol,peptides,ahas/bhas,hyaluronic acid,ceramides,zinc,vitamin c,spf

Avoid Combining With: High concentrations of vitamin c (ascorbic acid) may theoretically convert to niacin – use at different times if using pure l-ascorbic acid above 15%

SCIENTIFIC NOTE

Niacinamide is a precursor to nad+ and nadp+, coenzymes vital to cellular energy metabolism. its benefits for dna repair and mitochondrial function make it a key ingredient in anti-aging strategies.

Last Verified: Cosing database,cir safety assessment,ewg skin deep,pubmed clinical studies

Primary Sources: 2026-03-12

DESCRIPTION

What It Does: Provides uvb-uva-ii uv protection and essential avobenzone photostabilisation.

Why It's Used: The essential combination partner — octocrylene's dual uv filter + avobenzone photostabilisation function makes it virtually irreplaceable for durable broad-spectrum chemical sunscreens requiring uva-i coverage.

How It Works: Cyanocinnamate chromophore absorbs uvb-uva-ii (λmax 303nm). triplet energy transfer from excited avobenzone to octocrylene photostabilises avobenzone (>90% efficiency at 3:1 avobenzone:octocrylene ratio). hydrophobic character enhances water resistance.

Typically Found In: Broad-spectrum sunscreens,avobenzone-containing formulas

TECHNICAL DETAILS

Primary Category: Active ingredient – uv filter and photostabiliser

Secondary Functions: Skin conditioning

Application Areas:

Facial Skincare

Body Care

Hair Care

Beard Care

Color Cosmetics (Makeup)

Dietary/Oral Supplements

Typical Concentration Range: Up to 10% (eu), 10% (us fda)

SOURCING & ETHICS

Vegan Status: Yes – synthetic

Halal Status: Yes

Source Notes: Commercially produced for cosmetic use. verify vegan/halal status with supplier.

SKIN COMPATIBILITY

Irritancy Rating: 1/5 – very low

Comedogenicity Rating: 0/5 – non-comedogenic

Sensitivity Concerns: Well-tolerated by most skin types.

Safe for Sensitive Skin: Yes

SAFETY & COMPATIBILITY

Safety Profile: Eu max 10%. fda: 10%. ewg score: 3. recent benzophenone impurity concerns from aged product hydrolysis under study.

Works Well With: Standard skincare actives

Avoid Combining With: No known significant incompatibilities

SCIENTIFIC NOTE

Octocrylene's triplet energy transfer photostabilisation of avobenzone operates via a dexter electron exchange mechanism: excited-state avobenzone (triplet) transfers excitation energy to octocrylene via orbital overlap, allowing avobenzone to return to its ground state uv-absorbing form without photodegradation. this energy transfer is only efficient at close molecular proximity — requiring intimate mixing of the two compounds in the formulation oil phase.

Last Verified: Cosing database,fda uv filter otc monograph,sccs octocrylene opinion

Primary Sources: 2026-03-12

DESCRIPTION

What It Does: Stabilises o/w and w/o emulsions through biomimetic phospholipid bilayer formation, supplements sc barrier lipids for barrier repair, and forms liposomes and lamellar delivery vehicles for encapsulated active delivery.

Why It's Used: Phospholipids are uniquely bifunctional: they provide conventional emulsification and form genuine liposomal bilayer vesicles for encapsulated active delivery — a dual function unavailable from synthetic emulsifiers.

How It Works: The phosphocholine head group provides strong h-bonding hydrophilicity while the dual fatty acid tails provide lipophilic anchoring — this wedge-shaped geometry spontaneously forms closed bilayer vesicles (liposomes) that encapsulate actives for sustained release and enhanced sc penetration.

Typically Found In: Emulsions,liposomal delivery,barrier repair

TECHNICAL DETAILS

Primary Category: Functional ingredient – emollient

Secondary Functions: Barrier sealing,softening

Application Areas:

Facial Skincare

Body Care

Hair Care

Beard Care

Color Cosmetics (Makeup)

Dietary/Oral Supplements

Typical Concentration Range: 1%–15%

SOURCING & ETHICS

Vegan Status: Conditional

Halal Status: Yes

Source Notes: Plant-derived, synthetic or animal-derived. verify source.

SKIN COMPATIBILITY

Irritancy Rating: 1/5 – very low

Comedogenicity Rating: 1/5 – low; formulation-dependent

Sensitivity Concerns: Non-irritating.

Safe for Sensitive Skin: Yes

SAFETY & COMPATIBILITY

Safety Profile: Excellent safety profile. ewg score: 1.

Works Well With: Humectants,ceramides,actives as carrier

Avoid Combining With: No significant incompatibilities

SCIENTIFIC NOTE

Phospholipid's wedge-shaped geometry (large head relative to two acyl tails) preferentially forms spherical bilayer vesicles (liposomes) rather than flat lamellar phases — this curvature preference enables self-assembly of drug delivery liposomes simply by hydration of the phospholipid film.

Last Verified: Cosing database,lecithin phospholipid liposomal delivery review

Primary Sources: 2026-03-12