â ãã®èšäºã§ãããããš
ã»PFCãã©ã³ã¹ã®å®çŸ©ãšããªããã€ãšããã«éèŠãªã®ã
ã»ç§åŠçæ ¹æ ã«åºã¥ãæé©ãªPFCæ¯ç
ã»ç®çå¥ïŒæžéã»çèç¶æã»å¥åº·ç¶æïŒã®æŠç¥ããã
ã»å®è·µçãªèšç®æ¹æ³ãšé£æéžã³ã®ã³ã
ã»ãããã倱æãã¿ãŒã³ãšå¯Ÿç
ãã«ããªãŒãæžãããŠããã®ã«ç©ããªããããã€ãšããããŠãçèãèœã¡ãŠãªããŠã³ããããââãããªæ©ã¿ã¯ãããŸãããïŒå®ã¯ãã«ããªãŒã ãã§ãªãPFCãã©ã³ã¹ãæŽããããšãããã€ãšããæåã®éµãªã®ã§ããæ¬èšäºã§ã¯ãç§åŠçæ ¹æ ã«åºã¥ããPFCãã©ã³ã¹ã®æé©åæ¹æ³ããåå¿è ã«ããããããã培åºè§£èª¬ããŸãã
ð ç®æ¬¡
1. PFCãã©ã³ã¹ãšã¯ïŒåºæ¬ãçè§£ãã
2. ãªãã«ããªãŒã ãã§ãªãPFCãéèŠãªã®ã
3. æé©ãªPFCæ¯çã®ç§åŠçãšããã³ã¹
4. ç®çå¥PFCæŠç¥ããã
5. å®è·µçãªèšç®æ¹æ³ïŒPythonèšç®äŸä»ãïŒ
6. é£æéžæã®æŠç¥ããã
7. ãããã倱æãšå¯Ÿç
8. ãŸãšããšè¡åèšç»
ð 1. PFCãã©ã³ã¹ãšã¯ïŒåºæ¬ãçè§£ãã
PFCãã©ã³ã¹ãšã¯ãæåãšãã«ã®ãŒïŒã«ããªãŒïŒå šäœã«ãããã¿ã³ãã¯è³ªïŒProteinïŒã»è質ïŒFatïŒã»çæ°Žåç©ïŒCarbohydrateïŒã®æ§ææ¯çã®ããšã§ãããã®äžå€§æ é€çŽ ã®ãã©ã³ã¹ãæé©åããããšã§ãå¹ççãªãã€ãšãããå¯èœã«ãªããŸãã
P
ProteinïŒã¿ã³ãã¯è³ªïŒ
4 kcal / 1g
çèã»èåšã»é«ªã»èã®ææã
åºç€ä»£è¬ã®ç¶æã«äžå¯æ¬ ã
F
FatïŒè質ïŒ
9 kcal / 1g
ãã«ã¢ã³ã»çްèèã®ææã
ãã¿ãã³åžåãè
¹æã¡ã«å¯äžã
C
CarbohydrateïŒçæ°Žåç©ïŒ
4 kcal / 1g
è³ãšèº«äœã®äž»èŠãšãã«ã®ãŒæºã
äžè¶³ãããããšçèåè§£ã®ãªã¹ã¯ã
ð¡ ãã€ã³ãïŒãããäžå€§æ é€çŽ ãæé©ãªãã©ã³ã¹ã«æŽããããšã§ããèèªãæžããçèãæ®ããçæ³çãªãã€ãšãããå®çŸã§ããŸãã
ð¬ 2. ãªãã«ããªãŒã ãã§ãªãPFCãéèŠãªã®ã
ãã«ããªãŒãæžããã°ç©ããããšããèãã¯ééãã§ã¯ãããŸããããäžå®å šã§ããPFCãã©ã³ã¹ãç¡èŠãããã€ãšããã¯ã以äžã®åé¡ãåŒãèµ·ãããŸãã
â ïž ã«ããªãŒã®ã¿ã«çç®ããå Žåã®åé¡
â ã¿ã³ãã¯è³ªäžè¶³ â çèãæžå° â åºç€ä»£è¬ãäœäž
â è質ãŒã â ãã«ã¢ã³ãã©ã³ã¹åŽ©å£ â èèãã»ç²åŽæ
â ç³è³ªãŒã â ãšãã«ã®ãŒäžè¶³ â éäžåäœäžã»çèåè§£
â æ¥µç«¯ãªå¶é â ãªããŠã³ã â ãã€ãšããåãã倪ã
â PFCãã©ã³ã¹ãæé©åããããšã§åŸããã广
â çèãç¶æããªããèèªã ããèœãšã
â ãã«ã¢ã³ãã©ã³ã¹ãä¿ã¡ä»£è¬ãç¶æ
â é©åºŠãªç³è³ªã§ããã©ãŒãã³ã¹ãç¶æ
â ç¡çã®ãªãç¯å²ã§ç¶ç¶å¯èœ
åºå žïŒNCBIãMacronutrient Intake, Imbalances, and Interventionsã(NBK594226) / PMCãThe macronutrients, appetite and energy intakeã(PMC4960974)
ð 3. æé©ãªPFCæ¯çã®ç§åŠçãšããã³ã¹
PFCãã©ã³ã¹ã®æé©æ¯çã¯ãç®çãæŽ»åéã«ãã£ãŠç°ãªããŸããããã§ã¯ãæ¥æ¬ã®å ¬çåºæºãšææ°ç ç©¶ãæ¯èŒããªãããæžéã«å¹æçãªæ¯çã解説ããŸãã
| æ é€çŽ | æ¥æ¬ã®åºæº ååŽç é£äºæååºæº |
ææ°ç ç©¶ å¥åº·ã»ä»£è¬æé© |
æžéæšå¥š çèç¶æ+èèªæž |
|---|---|---|---|
| PïŒã¿ã³ãã¯è³ªïŒ | 13-20% | 25-35% | 30-35% |
| FïŒèè³ªïŒ | 20-30% | 20-30% | 20-25% |
| CïŒçæ°Žåç©ïŒ | 50-65% | 40-50% | 40-50% |
ð çµè«ïŒæžéãç®çãšããå Žåãäžè¬çãªåºæºããã¿ã³ãã¯è³ªïŒPïŒãå¢ãããè質ïŒFïŒãæ§ããã«ããã®ã广çã§ããããã«ãããçèãç¶æããªããèèªãåªå çã«ççŒã§ããŸãã
åºå žïŒåçåŽåçãæ¥æ¬äººã®é£äºæååºæºïŒ2020幎çïŒã/ æ©çš²ç°å€§åŠãïŒ2023ïŒGeroScience / NCBIã»PMCäœé管çã«é¢ããè€æ°ã®ä»å ¥ç ç©¶
ð¯ 4. ç®çå¥PFCæŠç¥ããã
ãã€ãšããã®ç®çã«ãã£ãŠãæé©ãªPFCãã©ã³ã¹ã¯ç°ãªããŸããããªãã®ç®æšã«åã£ãæŠç¥ãéžæããŸãããã
ð¥ ã€ããªã·
æžééèŠ
äœèèªãèœãšãåŒãç· ãã
PïŒã¿ã³ãã¯è³ªïŒïŒ35%
FïŒè質ïŒïŒ25%
CïŒçæ°Žåç©ïŒïŒ40%
ãã€ãšããåå¿è ãäžçŽè åããç©ºè ¹æãæãã€ã€ãçèã®åè§£ãé²ãããäººã«æé©ã
ðª çãã¬æŽŸ
çèç¶æã»å¢é
代è¬ãäžãããã£ã¡ã€ã¯
PïŒã¿ã³ãã¯è³ªïŒïŒ30%
FïŒè質ïŒïŒ20%
CïŒçæ°Žåç©ïŒïŒ50%
çãã¬é »åºŠãé«ã人ïŒé±3å以äžïŒåãããã¬ãŒãã³ã°ã®ãšãã«ã®ãŒæºããã£ãã確ä¿ã
âïž ç¶ææ
å¥åº·ç¶æ
ãªããŠã³ã鲿¢ã»ç¿æ £å
PïŒã¿ã³ãã¯è³ªïŒïŒ20%
FïŒè質ïŒïŒ25%
CïŒçæ°Žåç©ïŒïŒ55%
ç®æšäœééæåŸã®ç¶ææåããé床ãªå¶éãªããé·ãç¶ãããããã©ã³ã¹ã
â ïž å ±éã«ãŒã«ïŒã©ã®æŠç¥ã§ããç·æåã«ããªãŒãå®ãããšããŸããèè³ªã¯æãç©ã§ã¯ãªããéã»ãªãªãŒããªã€ã«ã»ããããªã©ã®è¯è³ªãªè質ãéžã³ãŸãããã
ð§® 5. å®è·µçãªèšç®æ¹æ³
å ·äœçãªæ°å€ã§PFCãã©ã³ã¹ãèšç®ããŠã¿ãŸãããã以äžã¯30æ³ç·æ§ã»170cmã»70kgã»æŽ»åä¿æ°1.55ïŒäžçšåºŠã®éåïŒã®å Žåã®èšç®äŸã§ãã
STEP 1ïŒTDEEïŒç·æ¶è²»ã«ããªãŒïŒã®ç®åº
åºç€ä»£è¬ à 掻åä¿æ° = TDEE
1,548 kcal à 1.55 = 2,400 kcal
STEP 2ïŒç®æšã«ããªãŒèšå®ïŒæžéïŒ-15%ïŒ
TDEE à 85% = ç®æšã«ããªãŒ
2,400 kcal à 0.85 = 2,040 kcal
STEP 3ïŒPFCã°ã©ã é åïŒåªå 床é ïŒ
â ã¿ã³ãã¯è³ªïŒPïŒ
äœé à 2g
140g
= 560 kcal
â¡ è質ïŒFïŒ
äœé à 0.8g
56g
= 504 kcal
â¢ çæ°Žåç©ïŒCïŒ
æ®ã ÷ 4
244g
= 976 kcal
ð Pythonã§èªåèšç®ïŒã³ããã§äœ¿ããŸãïŒ
# ãŠãŒã¶ãŒèšå®
weight_kg = 70
tdee = 2400 # kcal
goal_ratio = 0.85 # -15% cut
# 1. ç®æšã«ããªãŒ
target_kcal = tdee * goal_ratio
print(f"Target: {target_kcal} kcal")
# >> Target: 2040.0 kcal
# 2. ã¿ã³ãã¯è³ª (Protein: 2g/kg)
p_gram = weight_kg * 2.0
p_kcal = p_gram * 4
# 3. è質 (Fat: 0.8g/kg)
f_gram = weight_kg * 0.8
f_kcal = f_gram * 9
# 4. çæ°Žåç© (Carbs: æ®ã)
c_kcal = target_kcal - (p_kcal + f_kcal)
c_gram = c_kcal / 4
# çµæè¡šç€º
print(f"P: {p_gram}g, F: {f_gram}g, C: {c_gram}g")
# >> P: 140.0g, F: 56.0g, C: 244.0g
ðœïž 6. é£æéžæã®æŠç¥ããã
PFCãã©ã³ã¹ãæŽããããã«ã¯ãé©åãªé£æéžã³ãéèŠã§ããåæ é€çŽ ã®ãããã飿ã玹ä»ããŸãã
𥩠Protein
çèã®ææã»æºè ¹æ
åºæ¬ïŒ
â é¶ããèã»ããã¿
â çœèº«éã»éé
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šåµ/çœèº«ïŒ
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ãã«ã¢ã³ã»è¯è³ªãªæ²¹
å¿
é ïŒ
â éæ²¹ïŒEPA/DHAïŒ
â ãªãªãŒããªã€ã«
â ã¢ãã«ã
â çŽ çŒãããã
â åµé»
â»æãç©ã»èèº«ã¯æ§ãã
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ãšãã«ã®ãŒã»é£ç©ç¹ç¶
äœGIæšå¥šïŒ
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â ãªãŒãããŒã«
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â å
šç²ç²ãã³ã»è麊
â æç©ïŒããªãŒé¡æšå¥šïŒ
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èšç®äžèŠã§ãèŠèŠçã«PFCãã©ã³ã¹ãæŽããããŸãã
â ïž 7. ãããã倱æãšå¯Ÿç
ãã€ãšããã§é¥ããã¡ãªå€±æãã¿ãŒã³ãšããã®å¯Ÿçã玹ä»ããŸãããæå¿åãã«é Œãããä»çµã¿ãã§è§£æ±ºããã®ãæŠç¥çãã€ãšããã®éåã§ãã
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PFCãã©ã³ã¹ãæé©åããããšã§ããèèªãæžããçèãæ®ããçæ³çãªãã€ãšãããå®çŸã§ããŸããç§åŠçæ ¹æ ã«åºã¥ãã以äžã®3ç¹ãæèããŸãããã
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â è²·ãåºããªã¹ãã®äœæïŒé¶èžèãåµããªãŒãããŒã«çïŒ
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â 7æ¥åã®åºå®ã¡ãã¥ãŒæ¡ïŒæé£ãšæŒé£ã ãã§ãåºå®åïŒ
â 鱿¬¡ã¬ãã¥ãŒã®äºçŽïŒæ¥æå€ã«ã«ã¬ã³ããŒç»é²ïŒ
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ð åèæç®ã»ãšããã³ã¹ãœãŒã¹
[1] NCBI: Macronutrient intake (NBK594226)
[2] PMC: The macronutrients, appetite and energy intake (PMC4960974)
[3] åçåŽåç: æ¥æ¬äººã®é£äºæååºæº2020
[4] IOM/NRV: Macronutrient balance guidelines
[5] PMC: Weight-Loss Diets Comparison (PMC2763382)
[6] æ©çš²ç°å€§åŠ: ã¿ã³ãã¯è³ªæ¯çã«é¢ããç ç©¶ïŒ2023, GeroScienceïŒ
ð é¢é£ããŒã¯ãŒã
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