iherb包羅各種不同的堅果類零食，是堅果愛好者的大寶藏，不過不同產品製法不同，所以本文將詳細列明每款產品的特點。

堅果低GI，飽腹度高，只要食幾粒都覺得很飽，很適合辦公室當零食。

而且引述加拿大麥克馬斯特大學（McMaster University）的研究，長期食用堅果的人，患心血管疾病的風險也較低，這也是堅果的補健作用。

MAYHEW, Alexandra J., et al. A systematic review and meta-analysis of nut consumption and incident risk of CVD and all-cause mortality. British Journal of Nutrition, 2016, 115.2: 212-225.

而且堅果對男性還有額外的補健作用，就是能改善精液的質量，引述西班牙的一項研究，每日進食堅果的男性志願者，其精液中的精子總數及精子活力都有所提升。

SALAS-HUETOS, Albert, et al. Effect of nut consumption on semen quality and functionality in healthy men consuming a Western-style diet: a randomized controlled trial. The American journal of clinical nutrition, 2018, 108.5: 953-962.

本文是上集，包含的堅果零食是開心果，南瓜籽，山核桃。

開心果
有以下兩款，都是袋裝及額外添加鹽，味道更濃但鈉更高

Now Foods, Real Food, Roasted Pistachios, With Sea Salt, 12 oz (340 g)
https://iherb.co/o5vGg3j

Bergin Fruit and Nut Company, Pistachios Salted in Shell, 12 oz (340 g)
https://iherb.co/MuGimnW

南瓜籽
Now Foods, Real Food, Raw Pumpkin Seeds, Unsalted, 16 oz (454 g)
無加鹽
https://iherb.co/xq9skA4

Wilderness Poets, Oregon Pumpkin Seeds, 8 oz (226.8 g)
無加鹽
https://iherb.co/vyUtBBb

Bergin Fruit and Nut Company, Organic Raw Pepitas, 10 oz (284 g)
無加鹽
https://iherb.co/5SdF4eP

Go Raw, Organic Sprouted Pumpkin Seeds with Sea Salt, 14 oz (397 g)
有額外加鹽
https://iherb.co/mivEWqv

Eden Foods, Organic, Pumpkin Seeds, Dry Roasted, 4 oz (113 g)
經烘焙，會較香口（較細包，只有４安士裝）
https://iherb.co/AwufZNX

Eden Foods, Organic, Spicy Pumpkin Dry Roasted Seeds, 4 oz (113 g)
經烘焙，而且添加辣椒味（也是較細胞，只有４安士裝）
https://iherb.co/7Z88xzL

山核桃

Wilderness Poets, Pecans, 8 oz (226.8 g)
無加鹽
https://iherb.co/JnCJTwr

Now Foods, Real Food, Raw Pecans, Unsalted, 12 oz (340 g)
無加鹽
https://iherb.co/KKwowHZ

Bergin Fruit and Nut Company, Raw Pecan Halves, 12 oz (340 g)
無加鹽
https://iherb.co/ajvav28

Now Foods, Real Food, Honey Roasted Pecans, 8 oz (227 g)
經烘培及添加糖
https://iherb.co/pLD1Wd3

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