Mac Prep + Prime BB Beauty Balm SPF 35
Waterproof cosmetics carry PFAS risk; MAC discloses nothing so skip until clarity emerges.
MAC Prep + Prime BB Beauty Balm SPF 35 contains waterproofing and long-wear claims typical of cosmetics that may use PFAS water-repellent coatings. MAC provides no public disclosure about PFAS presence or absence.
The better-graded swap
Bare Minerals
bareMinerals Complexion Rescue Luminous Skin Tint Stick
100/100 safety
Same rubric that flunked this product. The swap earned Excellent.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
emulsion base with silicones, water, mineral pigments, SPF actives
Lab data
No public lab test
You may also be interested in
Top-graded picks in the categories readers replace first, every one scored on the same rubric.
- polypropylene filter housing, carbon/sediment cartridge
- We found no PFAS statement from the brand
- Bacterial growth in spent cartridges
3 hazards checked on this product, all on its full breakdown.
Aquasure
Premier Series 75 GPD Under Sink Reverse Osmosis Water Filtration System
- RO membrane, carbon filters, stainless steel housing
- We found no PFAS statement from the brand
- Bacterial and microbial growth in housing and filters
4 hazards checked on this product, all on its full breakdown.
Avocado
Vegan Mattress
- organic cotton, natural latex, coconut coir, recycled steel coils
- The brand calls it PFAS-free, which we have not verified
- Heavy metals
2 hazards checked on this product, all on its full breakdown.
What Mac Prep + Prime BB Beauty Balm SPF 35 is made of, ingredients and materials
MAC Prep + Prime BB Beauty Balm is a silicone-water emulsion designed for long wear and water resistance. Waterproof cosmetics typically require fluorinated compounds (PFAS-class chemicals) to repel moisture; silicones themselves are not hazardous, but the formulation's water-resistance claim raises the likelihood of fluorinated additives. Mineral pigments used for coverage have no hazard of this kind on record, but the SPF 35 actives (likely zinc oxide or titanium dioxide) present lower inhalation concern in finished form when not inhaled as powder.
What’s concerning
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
No PFAS disclosure
No public statement from the brand about PFAS in this product.
Waterproof / stain-resistant treatment
Water-repellent coating treatments have historically used PFAS.
PFAS
Waterproof BB creams almost always require fluorinated water-repelling agents; MAC has not disclosed ingredient lists or PFAS-free status, making the presence of PFAS compounds highly probable even though not explicitly confirmed for this SKU.
Source, ATSDR ↗Fragrance allergens and undisclosed fragrance components
MAC products typically use proprietary fragrance blends; while 1,4-dioxane contamination is rare in modern cosmetics, undisclosed fragrance chemicals can trigger contact dermatitis or respiratory sensitivity in sensitive individuals.
Bacterial or fungal growth in silicone emulsion base
Silicone-water emulsions require preservatives; if the container is exposed to moisture or contamination, preservative efficacy can degrade, risking biofilm or mold growth over time, especially in warm bathrooms.
What’s reassuring
Heavy metals
Mineral-based pigments (iron oxides, titanium dioxide) in cosmetics are regulated and seldom contain detectable lead or cadmium when sourced from reputable suppliers; no recalls or testing concerns are on record for MAC's pigment lines.
Source, FDA ↗Talc contamination or asbestos risk
This product is a liquid BB cream, not a powder, so talc is not a typical ingredient; no asbestos risk is applicable to emulsion-based formulations.
How is this PFAS grade calculated?
The brand's record and disclosure
MAC Cosmetics has not published a public list of PFAS-containing ingredients or committed to phasing them out, unlike some competitors (e.g., Beautycounter, Honest Company). The brand does not highlight fragrance transparency, heavy metal testing, or formaldehyde-releaser avoidance in marketing materials. No major recalls or safety controversies tied to this specific product line are on public record. This silence is the primary concern, the absence of disclosure does not mean the product presents lower concern, only that MAC has not chosen to lead on this issue.
How it compares in its category
BB creams and tinted moisturizers often contain PFAS in waterproof formulations; this product sits in the mainstream mass-market tier where such ingredients are common and rarely disclosed. Brands with explicit PFAS-free claims (like Glossier, RMS Beauty) are becoming more visible but cost more. The silicone base itself is standard; the water-resistance claim is the differentiator that drives PFAS risk, making this product riskier than non-waterproof tinted moisturizers in the same price range.
If you buy it
Assume potential PFAS exposure from the waterproof formulation and use sparingly if concerned about bioaccumulation. Apply only to face and blend well; avoid contact with lips or eyes where absorption may be higher. Do not heat the product or store it above 25C (silicones can alter under heat, though leaching is not the primary concern). Replace every 12 months after opening; silicone-based products can harbor bacteria if water or saliva enters the container. If you have sensitive skin, patch-test first; fragrance and mineral pigments occasionally trigger dermatitis.
What is not known about PFAS in this product?
- Basis
- Model estimate, 42% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- MAC has made a specific claim
Formulations change between production runs, so check the current label. How we grade.
What are the PFAS-free alternatives to Mac Prep + Prime BB Beauty Balm SPF 35?
- mineral pigments, wax, oils in stick form
- The brand calls it PFAS-free, which we have not verified
- Fragrance allergens and sensitizers
2 hazards checked on this product, all on its full breakdown.
- Water-based gel cream with mineral pigments and SPF actives
- The brand calls it PFAS-free, which we have not verified
- Fragrance allergens and undisclosed fragrance components
2 hazards checked on this product, all on its full breakdown.
- Oils, waxes, pigments, and standard cosmetic emollients
- Fragrance allergens and undisclosed fragrance components
2 hazards checked on this product, all on its full breakdown.
More bb cream grades
How we score, every product runs through the same public 0-100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.