.

L-Methionine

Natural Dietary Sources of L-Methionine Natural sources of L-methionine are widely distributed in animal-derived and plant-based foods, with higher bioavailability in animal products due to more balanced amino acid profiles: (1) Animal-Derived Foods (High Content & Bioavailability) Meat: Beef (especially lean cuts), pork, lamb, and poultry (chicken breast, turkey) are rich in L-methionine. For example, 100g of cooked beef contains approximately 1.2–1.5g of methionine, while 100g of chicken breast provides 0.8–1.0g. Seafood: Fish (salmon, tuna, cod), shrimp, and shellfish are excellent sources. 100g of canned tuna contains about 1.0–1.3g of methionine, and 100g of shrimp provides 0.7–0.9g. Dairy Products: Milk, cheese, yogurt, and eggs are concentrated sources. 100g of Greek yogurt contains 0.5–0.7g of methionine, and one large egg (50g) provides approximately 0.3–0.4g. Other Animal Products: Whey protein (a byproduct of cheese production) is particularly rich in L-methionine, with 100g of whey protein isolate containing 2.5–3.0g, making it a popular choice for nutritional supplementation. (2) Plant-Based Foods (Moderate Content, Lower Bioavailability) Plant foods contain L-methionine but often in lower concentrations, and their bioavailability is limited by the presence of antinutritional factors (e.g., phytic acid) or imbalanced amino acid ratios (e.g., low lysine in grains). Key sources include: Legumes: Soybeans, lentils, chickpeas, and black beans. 100g of dried soybeans contains 1.2–1.5g of methionine, but its bioavailability is improved when combined with grains (e.g., soy + rice) to balance amino acids. Nuts and Seeds: Walnuts, almonds, pumpkin seeds, and sesame seeds. 100g of pumpkin seeds provides 1.0–1.2g of methionine, and 100g of almonds contains 0.5–0.7g. Whole Grains: Oats, quinoa, wheat germ, and brown rice. 100g of wheat germ (a nutrient-dense byproduct) contains 1.8–2.0g of methionine, the highest among grains. Other Plant Sources: Tofu (soybean-derived), tempeh, and spirulina (a microalga) also contain moderate amounts of L-methionine, with spirulina offering 0.8–1.0g per 100g (dry weight).


在线联系供应商

至: Shanghai Yifu Food Ingredients Co., Ltd
Your E-mail:
消息正文:


Send to other suppliers

Other supplier products

L-Cysteine hydrochloride monohydrate
L-Cysteine hydrochloride monohydrate Hygroscopic Properties of L-Cysteine hydrochloride monohydrateL-Cysteine hydrochloride monohydrate readily forms hydrates or dissolves in absorbed ...
L-Lysine monohydrochloride
L-Lysine monohydrochloride Solubility ofL-Lysine monohydrochloride Solubility is the most distinctive physical property of L-lysine monohydrochloride, and its high aqueous s...
DL-methionine
DL-methionine The chemical stability of DL-methionine is affected by factors such as pH, temperature, light, and oxidants, which directly determine its storage c...
The biological activity of inositol
The biological activity of inositol Biological Activities of Inositol 1. Regulate lipid metabolism and protect the liver Inositol promotes fat transportation and decomposition, inhibi...
Glycine
Glycine Glycine has three reaction centers: amino group, carboxyl group, and methylene group. It has typical and diverse chemical properties.1. Ampholytic ...
供应产品

Same products

C500-1.7 Series High Flow Multi-Stage Centrifugal Blower /Centrifugal Blower
C500-1.7 Series High Flow Multi-Stage Centrifugal Blower /Centrifugal Blower 卖方: Greentech International (Zhangqiu) Co., Ltd Greentech International (Zhangqiu) Co., Ltdis the professional blower supplier.Multistage Centrif...
Common Rail injector control valve F00VC01303
Common Rail injector control valve F00VC01303 卖方: China Lutong Part Plant Common Rail injector control valve F00VC01303 Tina#Stainless Steel Cylindrical Pin##Denso Common...
Common Rail injector control valve F00VC01200
Common Rail injector control valve F00VC01200 卖方: China Lutong Part Plant Common Rail injector control valve F00VC01200 Tina#Stainless Steel Cylindrical Pin##Denso Common...
Injector Control Valve Plate 24#
Injector Control Valve Plate 24# 卖方: China Lutong Part Plant Injector Control Valve Plate 24# Tina#Stainless Steel Cylindrical Pin##Denso Common Rail Injecto...
Injector Control Valve Plate 12#
Injector Control Valve Plate 12# 卖方: China Lutong Part Plant Injector Control Valve Plate 12# Tina#Stainless Steel Cylindrical Pin##Denso Common Rail Injecto...