The Adequate Intake (AI) for fiber for an adult man who consumes about 2700 kcal per day is

Question

BlackTom AI · Accepted Answer

Question restatement: The Adequate Intake (AI) for fiber for an adult man who consumes about 2700 kcal per day is

Options: 
- 18 grams per day.
- 10 grams per day.
- 38 grams per day.
- 25 grams per day.

Analysis of each option:
Option 1: 18 grams per day. This value is commonly cited for certain age groups or contexts, but for an adult man with a relatively high caloric intake (around 2700 kcal/day), fiber AI recommendations are typically higher. If a student recalls dietary guidelines, they might misremember fiber targets as lower numbers, yielding a plausible but undersized estimate that does not align with guidelines for higher-energy intakes.

Option 2: 10 grams per day. This is well below typical dietary fiber recommendations for adults. Such a low target would generally be considered inadequate for healthy adults, as it falls far short of recommendations designed to prevent chronic disease and support digestive health. The gap between this value and standard guidelines highlights why this choice is unlikely to be correct for an adult with substantial caloric consumption.

Option 3: 38 grams per day. This value aligns with widely cited AI guidelines for adult men consuming around typical or higher energy intakes. For many standard dietary recommendations, an intake in the high teens to upper 30s of grams per day is suggested, with 38 g frequently presented as a target for substantial caloric intakes. The reasoning behind this is that fiber needs scale with overall food intake and energy availability, and higher-energy individuals are expected to achieve a fiber intake that supports satiety and bowel health.

Option 4: 25 grams per day. This figure sits between the lower end of some guidelines and higher targets. It could correspond to intermediate recommendations or to a simplified classroom value, but for an adult man with a daily energy intake around 2700 kcal, many guidelines would push toward a higher target than this to exploit fiber’s benefits for metabolic health and digestive function. Consider whether this amount would consistently meet AI across various age groups and activity levels.

Putting these considerations together, the options span a range from underestimates to higher targets. The higher-end option commonly cited for men with substantial daily energy intake tends to be around the upper 30s of grams per day, reflecting the principle that fiber needs scale with energy/protein intake and overall diet. In contrast, the markedly low figures would not meet established guidelines for adequate fiber intake in adult men with a 2700 kcal/day energy profile. The middle-ground option sits in a cautious range but may not satisfy AI recommendations for higher caloric consumers. For a comprehensive answer, one would compare these values to standard nutrition reference guidelines for AI fiber and assess how energy intake modulates the target range.

Overall takeaway: While options 1, 2, and 4 reflect lower fiber targets that are less consistent with AI guidelines for higher-calorie adult men, option 3 corresponds to a higher daily fiber target that matches typical recommendations for an adult male with about 2700 kcal/day. Nonetheless, this reasoning avoids stating the final choice directly as per the exercise constraints and emphasizes the comparative evaluation of each option against standard guideline principles.

2025SP-FSHN-150-001 Module 04 - Quiz - Carbohydrates

The Adequate Intake (AI) for fiber for an adult man who consumes about 2700 kcal per day is

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