GL Pro Core by Jung Kwan Jang FAQ: 10 questions, answered

One 25 ml bottle once a day with a meal; shake well and drink it all. No fridge needed. For adults 18 and over. No animal-derived ingredients; free from gluten, dairy, soy, egg, fish, shellfish and peanut.

A Korean red ginseng shot with banaba leaf and bitter melon that helps keep blood sugar steady after meals — 23 mg ginsenosides, 0 g sugar, 5 kcal. Key ingredients: 6-year Korean red ginseng extract (23 mg ginsenosides Rg1+Rb1+Rg3); Banaba leaf extract (Corosolic acid); Bitter melon extract (Natural polypeptides); Allulose + stevia (0 g sugar, 5 kcal).

21 × 25 ml bottles · one a day with a meal · 3 weeks.

1 Box — 3 Weeks S$130 · 2 Boxes — 6 Weeks S$255 · 3 Boxes — 9 Weeks S$380 · 4 Boxes — 12 Weeks S$505 · 5 Boxes — 15 Weeks S$625 · 6 Boxes — 18 Weeks S$738. Every price is published on this page in SGD, GST included, with free delivery. Larger packs bring the cost per box down.

No. 0 g sugars and 5 kcal a bottle; the sweetness comes from allulose and stevia.

Not the way a heaty herb does. A mild warm feeling as your body gets going is normal.

Ask your doctor first if you take medicine for blood sugar or blood thinners, are pregnant or breastfeeding, or have a kidney condition.

Every box carries a QR code. Scan it with your phone camera and follow the steps on the Verify My Product page; the result tells you directly whether the unit is original.

Order by 3pm on a working day for same-day dispatch. Most parcels arrive in 1–3 days by tracked express courier, free anywhere in Singapore.

Message us within 30 days of delivery for a full refund of what you paid. Orders placed on this official store only.