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Changes in the skin suppleness score with time after the ingestion of hyaluronans and the placebo. A questionnaire was completed to evaluate the subjective skin suppleness prior to ingestion, 3 and 6 weeks of ingestion, and 2 weeks after ingestion ended. The number of answers with each score is indicated in the histogram: (A) prior to ingestion, (B) 3 weeks of ingestion, (C) 6 weeks of ingestion, and (D) 2 weeks after ingestion ended.
