Instant purchase without comments is welcome. [Product Condition] ■ Brand new and unopened. ■ Contents: 15 tablets x 3 bags set ※ Expiration date: 2027/11 [Product Description] ● This functional food "Made-in-Japan Proteoglycan" contains proteoglycan derived from salmon cartilage and type II collagen derived from salmon cartilage. These two ingredients have been reported to improve the movement of middle-aged and elderly healthy individuals involving bending and extending the knee joint. It is suitable for those who are concerned about their knee joints when sitting seiza (formal Japanese sitting), standing up, running, or going up and down stairs.