OPCs bind and stabilize collagen fibers, protecting them from MMP degradation. An RCT found GSE improved skin elasticity after 6 months. Evidence is moderate but promising.
OPCs bind and stabilize collagen fibers, protecting them from MMP degradation. An RCT found GSE improved skin elasticity after 6 months. Evidence is moderate but promising.
Key Statistics
5
研究数量
280
受试者
↑
Positive
C
等级
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
常用剂量
general:
100-300 mg/day
skinhealth:
100-400 mg/day standardized to 95% OPCs
上限: Generally well-tolerated up to 600 mg/day
最佳服用时间: With or without food; well absorbed
Safety & Side Effects
已报告的副作用
⚠
Mild gastrointestinal discomfort
⚠
Headache (rare)
⚠
Dizziness (rare)
已知相互作用
●
Anticoagulants (may have antiplatelet effects)
●
NSAIDs (may have additive effects)
●
Iron supplements (tannins may reduce absorption)
可耐受最高摄入量: Generally well-tolerated up to 600 mg/day
在开始服用任何补充剂之前,请务必咨询您的医疗保健提供者。
Frequently Asked Questions
Does Grape Seed Extract help with Aging Skin & Wrinkles?
Based on 5 studies with 280 participants, there is limited but promising evidence that Grape Seed Extract may support Aging Skin & Wrinkles management. Our evidence grade is C (Some Evidence).
How much Grape Seed Extract should I take for Aging Skin & Wrinkles?
Studies have used various dosages. A commonly studied range is 100-300 mg/day. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Grape Seed Extract?
Reported side effects may include Mild gastrointestinal discomfort, Headache (rare), Dizziness (rare). Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Grape Seed Extract and Aging Skin & Wrinkles?
We rate the evidence as Grade C (Some Evidence). This rating is based on 5 peer-reviewed studies with 280 total participants. The overall direction of effect is positive.