Disclosed is asthenopia improvement and complete corrected vision improvement , and a mucosal immunity improvement , also routinely ingested easily , and provides a functional food of the control easily shaped intake . The apparatus includes a content solution 2 containing marigold extract and deep-sea shark liver oil and raw bilberry fruit extract and the oils and fats , and a 1 agents skin consisting mainly of gelatin , including the contents of liquid 2 , diameter is characterized by a substantially spherical 6~12mm. [ Selection Figure Figure 2【課題】眼精疲労改善効果や完全矯正視力向上効果、粘膜免疫改善効果を有し、また、定常的に摂取しやすく、かつ、摂取量を制御しやすい形状の機能性食品を提供する。【解決手段】マリーゴールド抽出物と深海鮫生肝油とビルベリー果実抽出物と油脂とを含有する内容液2と、前記内容液2を包含するゼラチンを主とする剤皮1とを有し、直径6~12mmの略球状であることを特徴とする。【選択図】図2