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Total Fat

Macronutrient Unit: g

Essential macronutrient providing 9 calories per gram. Needed for hormone production, cell membranes, and absorption of fat-soluble vitamins.

No established daily requirement for this nutrient.

Daily Requirements by Life Stage 16 groups
Life StageRDA / AI (g/day)Upper Limit (g/day)
Children 1-3 years
Children 4-8 years
Males 9-13 years
Females 9-13 years
Males 14-18 years
Females 14-18 years
Males 19-30 years
Females 19-30 years
Males 31-50 years
Females 31-50 years
Males 51-70 years
Females 51-70 years
Males 70+ years
Females 70+ years
Pregnancy
Lactation

* = Adequate Intake (AI) where no RDA established

Top Foods Highest in Total Fat

Amount per 100g serving. Values in g per 100g.

Foods Highest in Total Fat (Table)

#FoodPer 100gGroup
1Lard100 gFats and Oils
2Shortening, industrial, soy (partially hydrogenated ) for ba100 gFats and Oils
3Oil, palm100 gFats and Oils
4Shortening, household, soybean (partially hydrogenated)-cott100 gFats and Oils
5Oil, sunflower, high oleic (70% and over)100 gFats and Oils
6Shortening, confectionery, fractionated palm100 gFats and Oils
7Oil, industrial, soy (partially hydrogenated ) and soy (wint100 gFats and Oils
8Shortening, multipurpose, soybean (hydrogenated) and palm (h100 gFats and Oils
9Oil, peanut, salad or cooking100 gFats and Oils
10Oil, safflower, salad or cooking, linoleic, (over 70%)100 gFats and Oils
11Shortening industrial, lard and vegetable oil100 gFats and Oils
12Oil, soybean, salad or cooking100 gFats and Oils
13Oil, beluga, whale (Alaska Native)100 gAmerican Indian/Alaska Native Foods
14Oil, vegetable, soybean, refined100 gFats and Oils
15Oil, nutmeg butter100 gFats and Oils
16Oil, sunflower, linoleic, (approx. 65%)100 gFats and Oils
17Oil, industrial, soy, refined, for woks and light frying100 gFats and Oils
18Oil, industrial, soy (partially hydrogenated), principal use100 gFats and Oils
19Shortening household soybean (hydrogenated) and palm100 gFats and Oils
20Oil, sheanut100 gFats and Oils

Health Effects of Total Fat

Function

Fat provides concentrated energy, insulates organs, enables absorption of fat-soluble vitamins (A, D, E, K), and supplies essential fatty acids. It is a structural component of cell membranes.

Deficiency Signs

Fat deficiency is rare but causes dry skin, poor wound healing, impaired fat-soluble vitamin absorption, hormonal disruption, and essential fatty acid deficiency symptoms.

Excess / Toxicity

Excessive fat intake contributes to obesity and cardiovascular disease, particularly when high in saturated and trans fats. High fat diets may increase certain cancer risks.

Absorption & Interactions

How It’s Absorbed

Bile salts emulsify dietary fats in the small intestine. Pancreatic lipase breaks triglycerides into monoglycerides and free fatty acids, which form micelles for absorption by enterocytes.

Key Interactions
Vitamin A Enhancer
Dietary fat is required for absorption of fat-soluble vitamins; even 3-5g fat per meal significantly improves uptake
Vitamin D Enhancer
Fat enhances vitamin D absorption from foods and supplements
Vitamin E Enhancer
Fat-soluble; requires dietary fat for intestinal absorption
Vitamin K1 Enhancer
Fat-soluble; absorption increases 3-5x when consumed with dietary fat

Frequently Asked Questions

How much Total Fat do I need per day?

There is no established daily requirement for Total Fat.

Which food has the most Total Fat?

The food highest in Total Fat is Lard with 100 g per 100g.

What does Total Fat do in the body?

Essential macronutrient providing 9 calories per gram. Needed for hormone production, cell membranes, and absorption of fat-soluble vitamins.