Conditioner is the every-wash product. A mask is the weekly one. The difference is concentration and contact time, not quality — and treating a mask as a superior conditioner is how people end up with limp, over-conditioned hair.
When a conditioner is enough
- Hair is undamaged, uncoloured and not heat-styled often
- It combs through without much resistance
- Ends look reasonable between trims
- Hair is fine, where anything heavier flattens it
For a large number of people, conditioner alone is the correct routine and a mask adds nothing.
When you need a mask as well
- Coloured or bleached hair
- Regular heat styling
- Hair long enough that the ends are several years old
- Tangling badly when wet, or snapping while combing
- Persistent dullness however recently washed
- Curly or coarse hair, which is drier by structure
How to combine them
Not both in the same wash. Use the mask instead of your conditioner, once or twice a week.
Using conditioner and then a mask on top does not double the benefit — it leaves residue, and residue is what makes hair heavy and lifeless.
Over-conditioning is real
Hair that is too conditioned goes limp, feels slippery or coated, will not hold a style, and looks flat. People usually respond by adding more product, which worsens it.
If that describes your hair, cut back rather than switching brands: conditioner only on the ends, mask once a fortnight, and a clarifying wash to reset.
Getting the most from a mask
- Squeeze water out of your hair first
- Lengths and ends only — masks are not scalp products
- Comb through with a wide-toothed comb to distribute
- Leave it the stated time. Longer does not help; the useful contact time is the one on the label
- Rinse very thoroughly
The honest ranking
Regular trims and less heat do more for hair condition than any mask. A mask makes damaged hair look and behave better; it does not repair split ends, which only cutting removes.
For products, see the hair mask guide.