Whey Protein Stick Packs: Our Top 10 Picks for On-the-Go SupplementationSmall, convenient, and easy to carry, these stick packs let you refuel anytime, anywhere.

Red Bull Whey Protein is an Australian brand, and Congjin is its sub-brand focused on sports nutrition supplements.

This Red Bull Congjin Instant Whey Protein Sachet is 100% concentrated whey protein with a very high protein content, ideal for those who prioritize efficient protein intake.

It also contains a substantial 7.7g of BCAAs, making it a robust protein supplement.

Founded in 2004 and headquartered in Manchester, UK, Myprotein is a highly recognized and recommended whey protein brand across major global markets.

The Myprotein protein powder reviewed here is the company's most basic concentrated whey protein. While it's their entry-level product, the protein ratio is impressive, and it boasts grass-fed dairy sources.

Additionally, it's fortified with various essential amino acids, offering comprehensive support for post-workout recovery and nutritional supplementation.

Mars uses an exclusive enzymatic hydrolysis technology to process its hydrolyzed whey protein sachets, which removes bitterness while retaining nutrients. This whey protein has the smallest protein molecules, allowing for rapid absorption in the digestive tract.

Additionally, this whey protein powder uses pure, first-hand milk sources and includes papain to aid digestion, making it ideal for those with sensitive stomachs.

Mars whey protein powder offers an incredibly rich variety of flavors, with many options to choose from. These include popular choices like chocolate and honey milk, as well as unique flavors such as taro milk. Among them, Mars Milk Tea, Taro Milk, and Chocolate are the most popular.

Mars Protein Pack is designed to help you absorb protein while also getting your daily essential vitamins and minerals. Compared to standard whey protein, each pack contains less than two grams of sugar, under 90 calories, and an increased 15 grams of protein.

Currently, there are four flavors, each with additional key ingredients. For example, "Relaxing Berry" includes GABA and tryptophan, specifically formulated to aid sleep. "Radiant Milk Tea" offers beauty benefits, with added Israeli crystal tomatoes and German collagen.

Mars Lactose-Free Whey Protein is a high-protein supplement designed for individuals with lactose intolerance. Through collaboration with international food manufacturers, the production process has been refined to completely isolate lactose, a method certified by SGS testing.

Currently, this product is available in two flavors: Iced Sweet Potato and Purple Sweet Potato & Taro. Both offer a smooth texture and a natural sweetness, making them ideal for those who enjoy fresh produce and beverages.

However, the flavor selection is still limited. If you are lactose intolerant and these two flavors aren't to your liking, you may need to wait for additional options to be released.

ON (Optimum Nutrition) is a renowned American brand, with products frequently seen in major chain stores and e-commerce channels.

The ON Gold Standard Low-Fat Whey Protein Sachets reviewed here are among the most widely available whey protein powders in Taiwan, featuring a blend of concentrated and isolated whey protein.

Beyond its brand reputation, its widespread trust comes from its rich protein content and additional essential amino acid content.

STEPV is a whey protein brand created by fitness influencer Peeta Gege, an expansion from his original Peeta Fitness venture.

Unlike most protein brands that launch with a dozen flavors, STEPV's concentrated whey protein sachets focus on just six, yet still offer unique options like Papaya Milk, Thai Milk Tea, and Brown Sugar Latte.

Each sachet contains 28 grams of protein, sourced from pure German dairy. It also includes a blend of minerals, digestive enzymes, and casein to enhance protein absorption and protect digestive health.

BODY GOALS is a Taiwanese whey protein brand focused on health and sustainability, with reduced sweetener use.

This protein pack is a multi-effect protein drink that not only supplements protein but also helps stabilize heart function, boost metabolism, and aid nighttime sleep.

There are nine flavors to choose from, plus a separate portable whey protein made primarily from pea protein, offering more high-protein flavor options for vegetarians.

Guoguo Energy is a local Taiwanese whey protein brand that transitioned from a nut factory to offer a variety of fitness supplements.

This concentrated whey protein sachet comes in 16 flavors, including unique options like Thai Milk Tea, Yakult Green Tea, and Winter Melon Milk, perfect for those who enjoy trying new things.

Nutritionally, each sachet contains 75% protein and is fortified with BCAAs, dozens of minerals, a multivitamin blend, and probiotics to aid in faster whey protein absorption.

Tryall is a local Taiwanese whey brand, and their Tryall is made with isolate whey, removing most of the fat and lactose, making it safe for those with lactose intolerance.

Nutritionally, it boasts 80% protein purity and includes BCAAs in a golden 2:1:1 ratio.

With 12 flavors available, five of them — Tieguanyin Milk Tea, Maple Milk Tea, Yuanyang Milk Tea, Bubble Milk Tea, and Brown Sugar Milk Tea — are part of a "Taste the World" series, allowing you to enjoy global flavors while drinking your whey.