The NV Champagne Charles Heidsieck Blanc de Blancs is a Chardonnay-based non-vintage Champagne from France's renowned Champagne region. Initially relaunched in 2018, this wine stands out for its balance and complexity, drawing from a blend of reserve wines and younger vintages.

According to Decanter, this wine is "round but incisive and fresh," showcasing a harmonious balance between its "creamy, woody mouthfeel and its fresh, saline acidity." The publication scored it a solid 92 points, praising it as a "lovely food wine."

Robert Parker's Wine Advocate awarded the wine 91 points. Reviewer Yohan Castaing noted the wine's "captivating bouquet" featuring aromas such as honeysuckle, lemon oil, citrus, peach, tangerine, and hints of pastry. He described the palate as "medium to full-bodied, round and creamy, layered and elegant," with a finish that includes "chalky and brioche notes." He also suggested that some time in the cellar would be beneficial.

James Suckling gave the wine a 93-point rating, highlighting its "beautiful nose of white flowers with candied lemon peel aromas" complemented by a "delicate white bread character with just a hint of toast." The review emphasized the wine's "generous and elegant" front palate, with a "salty and chalky character" that balances well with the dosage at the "long polished finish."

Wine Spectator also rated this Blanc de Blancs at 93 points, describing it as "rich and fragrant" with notes of "chopped hazelnut, toasted brioche and smoke" along with "poached apricot and spun honey flavors." The reviewer appreciated its "lively lemony acidity" that maintains the wine's freshness and focus.

Jeb Dunnuck's Audrey Frick gave the wine 92 points, noting its "bright yellow color" and "reserved, delicate aromas of citrus pith, white flowers, and a deeper mineral tone." She described it as "juicy and full-bodied," with ripe fresh pear and a creamy texture, calling it a "very attractive ripe and juicy style of Blanc De Blancs."

Wine Enthusiast gave the highest score at 95 points, calling it a "fine, mature and structured Champagne" with a "crispness" and a softened mineral character that provides a fine texture. The publication noted that it is "ready to drink."

The Wine Independent also rated it 92 points and highlighted its "delicate, mineral-laced nose with creamy lemon curd and acacia honey notes." The palate is described as "very textural with a soft, fine mousse" and "assertive acidity" that adds freshness to the "long, saline finish."

Overall, NV Champagne Charles Heidsieck Blanc de Blancs is a well-regarded, complex, and balanced Champagne that has garnered high praise across multiple reviews, making it a noteworthy choice for enthusiasts and connoisseurs alike.