Discover Oud Yuzu Forte, a fragrance containing the unexpected contrast between oud wood and the sharp freshness of yuzu. ""Oud Yuzu Forte is the surprising illumination of sacred and mysterious oud wood, shot through with the tangy freshness of yuzu."" - Delphine Jelk, Guerlain Perfumer. The Aqua Allegoria fragrance collection celebrates the wonders of the world. Each creation pays tribute to nature's beauty, beautifully enhanced by Guerlain's perfumer-explorers. Aqua Allegoria Forte, the intense collection, is a warm and enveloping journey to the heart of the world's wonders. The collection celebrates the intense beauty of nature, revealed by the golden rays of a setting sun.