The honest answer is: yes, for most tasks — and not quite, for some specific ones. Here is the balanced comparison that most eco-cleaning advocates and conventional cleaning product manufacturers won't give you.
Where Eco Cleaning Performs Comparably to Conventional
General surface cleaning. For wiping down kitchen counters, bathroom surfaces, shelves, and appliances, a quality eco multi-surface spray performs identically to a conventional one. The active cleaning agents — surfactants that lift dirt from surfaces — work equally well regardless of whether the product is petrochemical or plant-derived.
Floor cleaning. A diluted Marseille soap or eco floor cleaner cleans ceramic, stone, and original hydraulic tiles to the same standard as conventional products. It is gentler on original hydraulic tiles, which can be damaged by harsh chemical cleaners that strip the surface wax and colour.
Glass and mirrors. White vinegar diluted 1:3 with water produces streak-free results on glass and mirrors equivalent to conventional glass cleaners.
Odour removal. Bicarbonate of soda is more effective at absorbing odours than most conventional products, which tend to mask rather than neutralise.
Light grease. Plant-based degreasers handle cooking splashes, light hob residue, and fresh grease comparably to conventional equivalents.
Where Conventional Products Outperform Eco Alternatives
Heavy limescale in Barcelona bathrooms. This is the most significant gap. Professional phosphoric acid descalers remove months or years of Barcelona limestone buildup in 20–30 minutes. Citric acid solutions require 3–4 times the contact time for the same result — and still fall short on severe buildup.
Mold treatment. Chlorine bleach at appropriate concentration is the most reliably effective mold treatment available for Barcelona's humid bathrooms. Most eco alternatives lack the biocidal concentration to kill mold rather than merely bleach the visible surface marks. The mold returns faster after eco treatment.
Polymerised kitchen grease. Industrial alkaline degreasers dissolve baked-on oven grease that eco products, even with extended contact time and significant scrubbing, cannot match.
Speed. Conventional products typically work faster. In a professional cleaning context where time matters, this is a real factor.
The Practical Approach
The most realistic approach for a Barcelona apartment is hybrid: use ecological products for day-to-day maintenance cleaning — surfaces, floors, general bathroom upkeep — and professional-grade products where performance genuinely matters: limescale, mold, post-renovation cleaning.
This approach minimises chemical exposure in daily life while not compromising on the cleaning outcomes that matter for property condition and health.
Casa Fresca Barcelona uses ecological products as standard for regular cleaning services and professional-grade products for deep cleaning tasks that require them — applied safely with proper technique and thorough rinsing.