A method for producing a polyamide resin, comprising: reacting a dicarboxylic acid component containing sebacic acid in an amount of 50 mol% or more and a diamine component containing xylylenediamine in an amount of 70 mol% or more, wherein a total content of compounds represented by the following general formula and the following general formula in the sebacic acid is 100 ppm by mass or less: wherein, in the general formula, one hydroxyl group is bonded to one of carbon atoms C 1, C 2, C 3, C 4, C 5, C 6, C 7 and C 8, and one of a bond between C 1 and C 2, a bond between C 2 and C 3, a bond between C 3 and C 4, a bond between C 4 and C 5, a bond between C 5 and C 6, a bond between C 6 and C 7, and a bond between C 7 and C 8 is a double bond, and the others are single bonds; and in the general formula, one hydroxyl group is bonded to one of carbon atoms C 9, C 10, C 11, C 12, C 13, C 14 and C 15, and one of a bond between C 9 and C 10, a bond between C 10 and C 11, a bond between C 11 and C 12, a bond between C 12 and C 13, a bond between C 13 and C 14, and a bond between C 14 and C 15 is a double bond, and the others are single bonds, wherein the total content of the compounds represented by the general formula and the general formula in sebacic acid is quantified through GC as follows: a sample is prepared by the following steps to 0.45 g of sebacic acid is dissolved in 1.2 g of methanol with heating, 0.27 g of 35% HCl is added to the solution obtained in the above, and heated at 60°C for about 1 hour, 4.5 g of water is added to the liquid obtained in the above, and well stirred, 1.2 g of hexane is added to the liquid obtained in the above, and well stirred, The oily phase of the liquid obtained in the above is collected, and an internal standard substance (diphenylmethane) is added thereto in an amount of 1% of the sample liquid to prepare a sample, and the quantification is conducted using: Apparatus: GC2014 by Shimadzu Corporation Column: capillary DB-1, 30 m × 0.25 mm, liquid-phase membrane thickness: 0.25 μm Column temperature profile: 100°C --) (5°C/min) --) 300°C (kept for 10 min) Injection temperature: 300°C Detector temperature: 300°C Carrier gas: He Split ratio 1/5 Sample amount: 1 μL. reacting a dicarboxylic acid component containing sebacic acid in an amount of 50 mol% or more and a diamine component containing xylylenediamine in an amount of 70 mol% or more, wherein a total content of compounds represented by the following general formula and the following general formula in the sebacic acid is 100 ppm by mass or less: wherein, in the general formula, one hydroxyl group is bonded to one of carbon atoms C 1, C 2, C 3, C 4, C 5, C 6, C 7 and C 8, and one of a bond between C 1 and C 2, a bond between C 2 and C 3, a bond between C 3 and C 4, a bond between C 4 and C 5, a bond between C 5 and C 6, a bond between C 6 and C 7, and a bond between C 7 and C 8 is a double bond, and the others are single bonds; and in the general formula, one hydroxyl group is bonded to one of carbon atoms C 9, C 10, C 11, C 12, C 13, C 14 and C 15, and one of a bond between C 9 and C 10, a bond between C 10 and C 11, a bond between C 11 and C 12, a bond between C 12 and C 13, a bond between C 13 and C 14, and a bond between C 14 and C 15 is a double bond, and the others are single bonds, a sample is prepared by the following steps to 0.45 g of sebacic acid is dissolved in 1.2 g of methanol with heating, 0.27 g of 35% HCl is added to the solution obtained in the above, and heated at 60°C for about 1 hour, 4.5 g of water is added to the liquid obtained in the above, and well stirred, 1.2 g of hexane is added to the liquid obtained in the above, and well stirred, The oily phase of the liquid obtained in the above is collected, and an internal standard substance (diphenylmethane) is added thereto in an amount of 1% of the sample liquid to prepare a sample, 0.45 g of sebacic acid is dissolved in 1.2 g of methanol with heating, 0.27 g of 35% HCl is added to the solution obtained in the above, and heated at 60°C for about 1 hour, 4.5 g of water is added to the liquid obtained in the above, and well stirred, 1.2 g of hexane is added to the liquid obtained in the above, and well stirred, The oily phase of the liquid obtained in the above is collected, and an internal standard substance (diphenylmethane) is added thereto in an amount of 1% of the sample liquid to prepare a sample, and the quantification is conducted using: Apparatus: GC2014 by Shimadzu Corporation Column: capillary DB-1, 30 m × 0.25 mm, liquid-phase membrane thickness: 0.25 μm Column temperature profile: 100°C --) (5°C/min) --) 300°C (kept for 10 min) Injection temperature: 300°C Detector temperature: 300°C Carrier gas: He Split ratio 1/5 Sample amount: 1 μL. Apparatus: GC2014 by Shimadzu Corporation Column: capillary DB-1, 30 m × 0.25 mm, liquid-phase membrane thickness: 0.25 μm Column temperature profile: 100°C --) (5°C/min) --) 300°C (kept for 10 min) Injection temperature: 300°C Detector temperature: 300°C Carrier gas: He Split ratio 1/5 Sample amount: 1 μL.