The best deck treatment for your cedar deck will be a specific seal despite the fact that cedar is known to be a more resilient wood than most. Most contemporary cedar decks are made from new growth lumber, which does not have the natural chemicals and oils that old-growth will have to protect from insects and other environmental elements. It also means that it is not rot-resistant and if you do not treat your cedar deck it will decay with seven years of being constructed. There are positives and negatives to the selection of treatments offered for cedar decks.
The selection of clear sealers has no UV protection, so over time, your deck will turn gray.
CWF UV Cedar
This is water-based acrylic paint and performs as such when it is applied to your cedar. It has a water base, which tends not to last any longer than a couple of years before you will have to strip and refinish it again.
This is the best deck treatment for your cedar deck. This is an oil-based sealer with no water base. A water-based treatment means that it is more likely to wear off in a short amount of time, but it also has UV protection.