Top 10 Best-Selling Health Supplements in Japan

From busy mornings to balanced diets, supplements have become a daily habit for millions in Japan. Supplements typically refer to tablets or capsules containing concentrated nutrients used to support health and wellness. These include vitamins, minerals, amino acids, and herbs. With nearly 30% of people using supplements daily and about 80% having tried them at some point, their role in modern health routines is undeniable.

Here are Japan's top 10 best-selling health supplements, each reflecting the country’s growing interest in wellness and nutrition.

Best-Selling Health Supplements in Japan

1. REYS Whey Protein
2. DHC Multivitamin (90-day supply)
3. X-PLOSION Whey Protein (Milk Chocolate Flavor, 3kg)
4. DHC Multivitamin (90-day supply)
5. Dear-Natura Zinc
6. DHC Vitamin C (90-day supply)
7. VITAS VITA POWER
8. VALX Whey Protein (Chocolate Flavor)
9. SAVAS Whey Protein 100 (Rich Chocolate Flavor)
10. UHA Gummy Supplement Iron & Folic Acid

1. REYS Whey Protein (Café au Lait Flavor)

This popular whey protein blend from REYS is made using WPC (whey protein concentrate). It includes seven essential vitamins, making it a convenient option for both fitness beginners and experienced gym-goers. Its creamy café au lait flavor stands out among protein powders for its drinkability, and it's often praised for mixing well with water or milk, offering a more enjoyable supplement experience without sacrificing nutritional value.

2. DHC Multivitamin (90-day supply)

One of Japan's most trusted daily multivitamin supplements, DHC’s formula delivers a complete range of 12 essential vitamins in a compact, easy-to-swallow capsule. Designed to cover potential nutritional gaps in a busy lifestyle, it's ideal for those who want a cost-effective and straightforward way to maintain energy levels, skin health, and overall well-being. The 90-day pack is particularly popular for its long-lasting value.

3. X-PLOSION Whey Protein (Milk Chocolate Flavor, 3kg)

Thanks to its affordable, high-volume protein options, x-PLOSION has become a go-to brand for serious lifters and athletes in Japan. This 3kg milk chocolate version delivers a rich, smooth taste while providing essential protein for muscle recovery and growth. With outstanding solubility and no excess additives, it appeals to those prioritizing performance nutrition without paying premium prices.

4. DHC Multivitamin (90-day supply)

DHC’s high-dose Vitamin C supplement provides 1,000mg of vitamin C per day—equivalent to the amount found in approximately 50 lemons—making it a favorite among those looking to boost immune health and support skin clarity. The time-release formulation ensures gradual absorption, and the long-term supply offers excellent value for anyone looking to maintain daily antioxidant intake.

5. Dear-Natura Zinc

This supplement from Asahi’s Dear-Natura line combines zinc, selenium, and chromium to help regulate metabolism, maintain healthy skin, and support immune defenses. Especially popular among men for its potential role in supporting testosterone levels and vitality, it's also an excellent choice for anyone concerned with maintaining immune balance or addressing fatigue caused by mineral deficiency.

6. DHC Vitamin C (90-day supply)

Containing all eight essential B vitamins—including B1, B2, B6, B12, and niacin—this supplement helps improve energy metabolism, reduce fatigue, and support skin and nerve health. DHC’s formula is designed for daily intake and is especially beneficial for people under stress or those with high physical or mental activity. Its affordability and reliable results have made it a consistent best-seller in Japan.

7. VITAS VITA POWER

VITAS VITA POWER is a men’s performance and wellness supplement formulated with maca extract, zinc, and a range of essential vitamins. It’s designed to support physical stamina, mental sharpness, hormonal balance, and stress resistance, making it a popular option among working professionals and older men seeking a natural vitality boost. The formula aims to support both reproductive health and daily energy.

8. VALX Whey Protein (Chocolate Flavor)

Developed under the supervision of renowned Japanese trainer Yoshinori Yamamoto, VALX’s whey protein stands out for its science-backed formulation and delicious taste. The chocolate flavor is rich and satisfying, while the protein content supports muscle repair and athletic performance. Favored by bodybuilders and fitness influencers, it has built a strong reputation in Japan’s sports nutrition market for both effectiveness and value.

9. SAVAS Whey Protein 100 (Rich Chocolate Flavor)

SAVAS is one of Japan’s most established and widely recognized protein brands, with products available in nearly every major supermarket and drugstore. The “100” series uses high-purity whey protein combined with 4 types of vitamins (B1, B2, B6, and C), designed to aid muscle synthesis and recovery. Its easy solubility, mild chocolate flavor, and reputation for quality make it a staple in the supplement routines of athletes and everyday health-conscious consumers alike.

10. UHA Gummy Supplement Iron & Folic Acid

This tasty and convenient gummy supplement delivers daily iron and folic acid, two essential nutrients often lacking in women’s diets. Its fruity acai flavor makes it an enjoyable alternative to traditional pills, and it’s particularly well-suited for those looking to combat fatigue, support healthy red blood cell formation, or maintain wellness during menstruation or pregnancy. The candy-like format makes it easy to stay consistent with supplementation.

Whether seeking to enhance physical performance, boost immunity, or simply maintain daily health, consumers gravitate toward products seamlessly integrating into their lives.

A Word of Caution

While they offer a range of benefits, moderation is key. Follow recommended dosages and be mindful of potential interactions with medications. Overuse can lead to adverse effects, so always consult a healthcare professional to ensure these products align with your personal health needs.

Conclusion

Supplements are an integral part of many routines in Japan. Popular choices like REYS Whey Protein, DHC Multivitamins, and Dear-Natura Zinc provide solutions for everything from muscle recovery to immune support. However, responsible use is key—stick to recommended dosages, be aware of potential interactions, and always consult with professionals to get the most out of your wellness journey.

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