The short version
Our Picks At A Glance
Strongest daily dose: GlucoReset. 7 mcg of chromium and a 200 mg blend per serving, taken twice a day, plus the friendliest refund clock (60 days from delivery). Simplest routine: GlycoDefender. One dropper once a day, 7 mcg of chromium and the clearest written policies. Big blend, least chromium: Sugar Reset and Olivaro. 200 mg blend but only 0.7 mcg of chromium.
The numbers
The Four Labels, Side By Side
Everything below comes from each product's printed Supplement Facts label and its official order page. Prices are for US orders, October 2026.
Swipe the table sideways to see all four →
 GlucoReset |  GlycoDefender |  Sugar Reset |  Olivaro | |
|---|---|---|---|---|
| Rank | #1 | #2 | #3 | #4 |
| Bottle | 2 fl oz / 60 ml | 1 oz / 30 ml | 2 fl oz / 60 ml | 1 oz / 30 ml |
| Label directions | 1 ml twice a day | 1 ml once a day | 1 to 2 droppers a day | See label |
| Chromium per serving | 7 mcg (20% DV) | 7 mcg (20% DV) | 0.7 mcg (2% DV) | 0.7 mcg (2% DV) |
| Blend per serving | 200 mg | 15.47 mg | 200 mg | 200 mg |
| 2 bottles | $158 + $20 shipping | $158 + $9.99 | $158 + $9.99 | $158 + $9.99 |
| 6 bottles | $294, free US shipping | $294, free US shipping | $294 | $294, free US shipping |
| 60-day refund counts from | Delivery | Order date | Purchase date | Two policies, see below |
| Subscription | No | No | No | No |
| Free bonuses | None | 3 ebooks (6 bottles) | Digital guides (3 and 6 bottles) | See order page |
Shipping and refund terms are the seller's, and they can change. Take a screenshot of the order page on the day you buy.
#1 · Strongest daily dose
GlucoReset Drops
Why it ranks first: it is the only one of the four that combines the higher chromium dose (7 mcg, 20% DV) with the full 200 mg blend in every serving, and the label directions are 1 ml twice a day, so a day of GlucoReset delivers about 14 mcg of chromium. It also has the friendliest refund clock: the 60 days start when the bottles are delivered, not when you order.
- 7 mcg chromium + 200 mg blend per 1 ml; 60 ml bottle, 1 ml twice a day (about 30 days)
- $79 / $69 / $49 per bottle; the 2-bottle package adds $20 shipping, 6 bottles ship free in the US
- Refund: 60 days from delivery, return all bottles; return postage is yours
The official site shows no customer testimonials and no bonuses.
#2 · Simplest routine
GlycoDefender
Why it ranks second: the easiest routine of the four, one dropper once a day, with chromium at a real 7 mcg (20% DV), ten times the Sugar Reset and Olivaro labels. Its written policies are the clearest: one-time payment, 60 days from the order date, a published phone line and a US mailing address. Its blend is the smallest (15.47 mg), which is why it sits behind GlucoReset.
- 7 mcg chromium + 21-ingredient blend, 1 dropper a day
- $49 to $79 per bottle; free US shipping on 6 bottles + 3 ebooks
- Refund: contact support within 60 days of your order and return all bottles; return postage is yours
#3 · Biggest bottle
Sugar Reset
Why it ranks third: the largest bottle (2 fl oz, 60 servings) and the largest blend (200 mg per serving), with a written refund policy that allows a refund for any reason within 60 days of purchase. It loses ground on chromium: 0.7 mcg, 2% of the Daily Value.
- 0.7 mcg chromium + 200 mg blend, 1 to 2 droppers a day
- $79 / $69 / $49 per bottle
- Refund: 60 days from purchase, any reason, by email request
#4 · Read the refund terms first
Olivaro
Why it ranks fourth: its label matches Sugar Reset (0.7 mcg chromium + 200 mg blend) in a smaller 30 ml bottle, and its own pages describe two refund policies that do not agree: the returns page linked from the order allows 60 days for any reason, while a FAQ on the brand site mentions sealed bottles only and a restocking fee.
- 0.7 mcg chromium + 200 mg blend, 30 ml bottle
- 2 bottles $158 + $9.99; 3 and 6 bottles ship free in the US
- Refund: screenshot the returns page linked in your order before buying
Decide in 30 seconds
How To Choose The Right One For You
- You want the strongest daily dose: GlucoReset (7 mcg chromium + 200 mg blend per serving, twice a day).
- You want one dropper once a day and nothing more: GlycoDefender.
- You want the most time to decide on a refund: GlucoReset, because its 60 days start at delivery.
- You want the clearest policies and a phone line: GlycoDefender.
- You want a big blend and do not mind less chromium: Sugar Reset.
- You plan to stay consistent for months: the 6-bottle package of any of them costs about $49 per bottle.
Whatever you pick: one dropper a day is easy to keep, give it about a month before judging, keep your confirmation email and every bottle, and decide by around day 45 if you want to send it back.
Read this part
Safety: What Applies To All Four
Talk to your doctor first if you take medication for blood sugar, are pregnant or nursing, or have any medical condition. None of these are for anyone under 18. Chromium and Gymnema can add to the effect of glucose-lowering medication.
All four contain guarana and green tea, which bring caffeine, so take them earlier in the day. They are sweetened with stevia and xylitol: no sugar, but xylitol is toxic to dogs, so keep the bottle out of reach. These are dietary supplements, not medicines; they are not intended to diagnose, treat, cure or prevent any disease, and they do not replace anything your doctor prescribed.
Straight answers
Frequently Asked Questions
Are GlycoDefender, GlucoReset, Sugar Reset and Olivaro the same product?
Their labels list the same base of botanicals and amino acids, including Gymnema, green tea, African mango and maca, so they appear to share a base formula. The amounts differ: GlucoReset lists 7 mcg of chromium and a 200 mg blend per serving, GlycoDefender 7 mcg with a 15.47 mg blend, and Sugar Reset and Olivaro 0.7 mcg with a 200 mg blend. Bottle size, price, shipping and refund rules also differ.
Which blood sugar drops have the most chromium?
GlucoReset and GlycoDefender both list 7 mcg of chromium per 1 ml serving, 20% of the Daily Value. GlucoReset is taken twice a day, so it delivers about 14 mcg daily, the most of the four. Sugar Reset and Olivaro list 0.7 mcg per serving, 2% of the Daily Value.
Which one has the best refund terms?
All four advertise a 60-day guarantee. GlucoReset counts the 60 days from delivery, which gives you more time. GlycoDefender and Sugar Reset count from the order or purchase date. Olivaro's own pages describe two different refund policies, so read them before ordering. In every case return postage is paid by the buyer.
Do any of these drops have a subscription?
No. All four are sold as one-time purchases through BuyGoods checkout, with no auto-ship. Optional upgrade offers may appear after payment and can be declined.
Can blood sugar drops replace medication?
No. These are dietary supplements, not medicines, and they are not intended to diagnose, treat, cure or prevent any disease. If you take medication for blood sugar, talk to your doctor before using any of them, because chromium and Gymnema can add to its effect.
Are these drops safe?
No side effect profile is published for any of them. All four contain guarana and green tea, which contain caffeine, and they are sweetened with stevia and xylitol, which is toxic to dogs. They are not for anyone under 18, or pregnant or nursing women.
How we compared
About This Comparison
The Global Reviews Network editorial team read each product's printed Supplement Facts label, its official order page and its written shipping and refund policies. Rankings weigh what decides your risk as a buyer: the disclosed chromium dose, refund terms and price with shipping. We have not run laboratory analysis on these products. How we review.